camera identify
Try for Free
tab list
PictureThis
English
arrow
English
繁體中文
日本語
Español
Français
Deutsch
Pусский
Português
Italiano
한국어
Nederlands
العربية
Svenska
Polskie
ภาษาไทย
Bahasa Melayu
Bahasa Indonesia
PictureThis
Search
Search Plants
Try for Free
Global
English
English
繁體中文
日本語
Español
Français
Deutsch
Pусский
Português
Italiano
한국어
Nederlands
العربية
Svenska
Polskie
ภาษาไทย
Bahasa Melayu
Bahasa Indonesia
This page looks better in the app
about about
About
care_guide care_guide
Care Guide
topic topic
Care FAQ
plant_info plant_info
More Info
pests pests
Pests & Diseases
distribution_map distribution_map
Distribution
care_scenes care_scenes
More About How-Tos
more_plants more_plants
Related Plants
pic top
Siamese rough bush
Siamese rough bush
Siamese rough bush
Siamese rough bush
Siamese rough bush
Siamese rough bush
Siamese rough bush
Streblus asper
Also known as : Serut, Sand Paper Tree
Hardiness Zones
Hardiness Zones
9 to 11
care guide

Care Guide for Siamese rough bush

feedback
Feedback
feedback
Soil Care
Soil Care
Slightly acidic, Neutral
Details on Soil Care Soil Care
Ideal Lighting
Ideal Lighting
Full sun
Details on Sunlight Requirements Ideal Lighting
Ideal Temperature
Ideal Temperature
9 to 11
Details on Temperature Ideal Temperature
Harvest Time
Harvest Time
Late spring, Early summer
Details on Harvest Time Harvest Time
care guide bg
Know the light your plants really get.
Find the best spots for them to optimize their health, simply using your phone.
Download the App
Picture This
A Botanist in Your Pocket
qrcode
Scan QR code to download
label
cover
Siamese rough bush
Water
Water
Every 1-2 weeks
Hardiness Zones
Hardiness Zones
9 to 11
Harvest Time
Harvest Time
Late spring, Early summer
question

Questions About Siamese rough bush

feedback
Feedback
feedback
Watering Watering Watering
Pruning Pruning Pruning
Sunlight Sunlight Sunlight
Fertilizing Fertilizing Fertilizing
What is the best way to water my Siamese rough bush?
Your Siamese rough bush will not be too picky about how you choose to water it. As such, you can use just about any common watering tool to moisten this plant’s soil. Watering cans, hoses, and even cups will work just fine when it is time to water your Siamese rough bush. Regardless of which watering tool you use, you should typically apply the water directly to the soil. In doing so, you should ensure that you moisten all soil areas equally to give all parts of the root system the water it needs. It can help to use filtered water, as tap water can contain particles that are harmful to plants. It is also beneficial to use water that is at or slightly above room temperature, as colder or hotter water can be somewhat shocking to the Siamese rough bush. However, the Siamese rough bush usually responds well to any kind of water you give it.
Read More more
What should I do if I water my Siamese rough bush too much or too little?
For outdoor plants, especially newly planted plants or plant seedlings, they can be prone to lack of watering. Remember that you need to keep watering enough for a few months when the tree is small or just planted. This is because once the roots are established, Siamese rough bush can rely on rain most of the time. When your Siamese rough bush is planted in pots, overwatering is often more likely to.When you accidentally overwater your Siamese rough bush, you should be prepared to remedy the situation immediately. First, you should stop watering your plant right away to minimize the effect of your overwatering. After, you should consider removing your Siamese rough bush from its pot to inspect its roots. If you find that none of the roots have developed root rot, it may be permissible to return your plant to its container. If you do discover signs of root rot, then you should trim away any roots that have been affected. You may also want to apply a fungicide to prevent further damage. Lastly, you should repot your Siamese rough bush in soil that is well-draining. In the case of an underwatered Siamese rough bush, simply water this plant more frequently. Underwatering is often an easy fix. If you underwater, the plant's leaves will tend to droop and dry out and fall off, and the leaves will quickly return to fullness after sufficient watering. Please correct your watering frequency as soon as underwatering occurs.
Read More more
How often should I water my Siamese rough bush?
Most plants that grow naturally outdoors can be allowed to grow normally with rainfall. If your area lacks rainfall, consider giving your plants adequate watering every 2 weeks during the spring and fall. More frequent watering is needed in summer. In winter, when growth becomes slower and plants need less water, water more sparingly. Throughout the winter, you may not give it additional watering at all. If your Siamese rough bush is young or newly planted, then you should water more frequently to help it establish, and mature and grow up to have more adaptable and drought tolerant plants. For potted plants, there are two main ways that you can determine how often to water your Siamese rough bush. The first way is to set a predetermined watering schedule. If you choose this route, you should plan to water this plant about once every week or once every other week. However, this approach may not always work as it does not consider the unique conditions of the growing environment for your Siamese rough bush . Your watering frequency can also change depending on the season. For instance, a predetermined watering schedule will likely not suffice during summer when this plant's water needs are highest. An alternative route is to set your watering frequency based on soil moisture. Typically, it is best to wait until the first two to four inches of soil, usually ⅓ to ½ depth of the pots, have dried out entirely before you give more water.
Read More more
How much water does my Siamese rough bush need?
When it comes time to water your Siamese rough bush, you may be surprised to find that this plant does not always need a high volume of water. Instead, if only a few inches of soil have dried since your last watering, you can support healthy growth in the Siamese rough bush by giving it about five to ten ounces of water every time you water. You can also decide your water volume based on soil moisture. As mentioned above, you should note how many inches of soil have dried out between waterings. A surefire way to make sure your Siamese rough bush gets the moisture it needs is to supply enough water to moisten all the soil layers that became dry since the last time you watered. If more than half of the soil has become dry, you should consider giving more water than usual. In those cases, continue adding water until you see excess water draining from your pot’s drainage holes. If your Siamese rough bush is planted in an area that gets plenty of rain outdoors, it may not need additional watering. When the Siamese rough bush is young or just getting established, make sure it gets 1-2 inches of rain per week. As it continues to grow and establish, it can survive entirely on rainwater and only when the weather is hot and there is no rainfall at all for 2-3 weeks, then consider giving your Siamese rough bush a full watering to prevent them from suffering stress.
Read More more
How can I tell if i'm watering my Siamese rough bush enough?
Overwatering is a far more common problem for the Siamese rough bush, and there are several signs you should look for when this occurs. Generally, an overwatered Siamese rough bush will have yellowing leaves and may even drop some leaves. Also, overwatering can cause the overall structure of your plant to shrivel and may also promote root rot. On the other hand, an underwatered Siamese rough bush will also begin to wilt. It may also display leaves that are brown or brittle to the touch. Whether you see signs of overwatering or underwatering, you should be prepared to intervene and restore the health of your Siamese rough bush.
Read More more
How can I water my Siamese rough bush at different growth stages?
When the Siamese rough bush is very young, such as when it is in a seedling stage, you will need to give it more water than you would if it were at a mature age. During the early stages of this plant’s life, it is important to keep the soil consistently moist to encourage root development. The same is true for any Siamese rough bush that you have transplanted to a new growing location. Also, the Siamese rough bush can develop showy flowers and fruits when you give them the correct care. If your Siamese rough bush is in a flowering or fruiting phase, you will likely need to give a bit more water than you usually would to support these plant structures.
Read More more
How can I water my Siamese rough bush through the seasons?
The seasonal changes will affect how often you water your Siamese rough bush. Mainly, during the hottest summer months, you will likely need to increase how much you water this plant, especially if it grows in an area that receives ample sunlight. Strong summer sunlight can cause soil to dry out much faster than usual, meaning that you’ll need to water more frequently. By contrast, your Siamese rough bush will need much less water during the winter, as it will not be in an active growing phase. During winter, you can get by with watering once every 2 to 3 weeks or sometimes not at all. For those growing this plant indoors, you should be somewhat wary of appliances such as air conditioners, which can cause your plant to dry out more quickly, which also calls for more frequent watering.
Read More more
What's the difference between watering my Siamese rough bush indoors vs outdoors?
In some cases, your Siamese rough bush may not need any supplemental watering when it grows outside and will survive on rainwater alone. However, if you live in an area of little to no rain, you should water this plant about every two weeks. If you belong to the group of people who live out of this plant's natural hardiness zone, you should grow it indoors. In an indoor setting, you should monitor your plant's soil as it can dry out more quickly when it is in a container or when it is exposed to HVAC units such as air conditioners. Those drying factors will lead you to water this plant a bit more often than if you grew it outdoors.
Read More more
icon
Get tips and tricks for your plants.
Keep your plants happy and healthy with our guide to watering, lighting, feeding and more.
close
plant_info

Key Facts About Siamese rough bush

feedback
Feedback
feedback

Attributes of Siamese rough bush

Lifespan
Perennial
Plant Type
Tree, Shrub
Bloom Time
Spring
Harvest Time
Late spring, Early summer
Plant Height
4 m to 10 m
Spread
30 cm
Flower Size
4 mm to 7 mm
Flower Color
Yellow
Green
Leaf type
Evergreen
Ideal Temperature
20 - 38 ℃

Scientific Classification of Siamese rough bush

icon
Find your perfect green friends.
Plan your green oasis based on your criteria: plant type, pet safety, skill level, sites, and more.
pests

Common Pests & Diseases About Siamese rough bush

feedback
Feedback
feedback
Common issues for Siamese rough bush based on 10 million real cases
Dark blotch
Dark blotch is a fungal sporeborne disease that affects Siamese rough bush, causing severe foliage damage and weakening the entire plant. It is especially harmful during warm, wet conditions, and its significant impact can lead to substantial yield loss.
Brown spot
Brown spot Brown spot
Brown spot
This infection can cause brown spots or patches to appear on the plant.
Solutions: In minor cases of brown spot, there isn’t any need to treat the disease. However, if much of the foliage is affected and defoliation occurs, the plant will benefit from getting rid of the infection. It is recommended to start by applying organic treatment options, working up to the more potent synthetic, chemical fungicides if necessary. Organic options won’t kill the fungus, but will prevent it from spreading. Dissolve ½ teaspoon of baking soda and one teaspoon of liquid soap in a gallon of water. Using a spray bottle, spray on tops and bottoms of leaves until the mixture drips off. Repeat every two weeks until existing spots stop enlarging and new spots no longer appear. Spray a copper-based fungicidal soap on the leaves, coating the top and bottom leaf surfaces. Reapply as directed on the product label. Copper penetrates the leaf surface and prevents germination of spores so the fungus cannot spread. Apply an all-purpose fungicide to the entire plant, following the label instructions carefully.
Nutrient deficiencies
Nutrient deficiencies Nutrient deficiencies
Nutrient deficiencies
A lack of nutrients will cause a widespread yellowing of the leaves. The yellowing may begin at the base or top of the plant.
Solutions: There are several easy ways to remedy the nutrient deficiencies in soils. Use a water-soluble fertilizer. Fertilizers will include most or all of the macro and micro-nutrients the plants need to thrive. Adding some fertilizer to the soil will make those nutrients available and can combat deficiencies. Regularly apply organic fertilizer pellets. Organic fertilizers such as animal manures and bonemeal can supply plants with all the nutrients that they need to grow strong and healthy. Apply compost. Though not as finely tuned as artificial fertilizer, compost can nevertheless be rich in important nutrients and should be applied to the soil regularly. Apply nutrients via foliar application. In addition to supplementing the soil with nutrients, foliar fertilizer can be applied directly to the plant's leaves. Nutrients offered via foliar application are often taken up even quicker than those put in the soil, so the foliar application can be great for swiftly addressing specific deficiencies.
Yellow spot
Yellow spot Yellow spot
Yellow spot
Leaf spot can show up as yellow or white spots on the leaves.
Solutions: Diseases Fungicides can prevent the transmission of spores, but they may not treat the established infection. The first step is removing and disposing of all infected plant parts. Then apply recommended chemicals. For bacterial infections, apply a spray containing copper or streptomycin. For fungal infections, consult the local cooperative extension for recommendations on which fungicides will work best. Nutrient deficiency Apply a liquid fertilizer via foliar application to fix the deficiency quickly. Follow label directions regarding dosing instructions and application notes, such as not using before the rain or when temperatures are out of the recommended range. Incorrect watering Determine the water requirements for your specific plant, and follow accordingly. Some plants like consistently moist soil, and others like the soil to dry out slightly before being watered. Pests Thoroughly apply an insecticidal soap, an organic product like neem oil, or an appropriate chemical insecticide to the plant.
close
plant poor
Dark blotch
Overview
Symptom
Causes
Treatment
Prevention
Active Period
What is Dark blotch Disease on Siamese rough bush?
What is Dark blotch Disease on Siamese rough bush?
Dark blotch is a fungal sporeborne disease that affects Siamese rough bush, causing severe foliage damage and weakening the entire plant. It is especially harmful during warm, wet conditions, and its significant impact can lead to substantial yield loss.
Symptom Analysis
Symptom Analysis
Siamese rough bush suffering from Dark blotch exhibit brownish-black spots on the leaves, leading to a blotch-like appearance. As the disease progresses, the affected spots merge, causing the foliage to yellow, wither, and drop off.
What Causes Dark blotch Disease on Siamese rough bush?
What Causes Dark blotch Disease on Siamese rough bush?
1
Pathogen
Dark blotch is caused by Ramularia solani, a common fungal pathogen that survives on plant residues and spreads through airborne spores.
How to Treat Dark blotch Disease on Siamese rough bush?
How to Treat Dark blotch Disease on Siamese rough bush?
1
Non pesticide
Foliage sanitation: Removal and proper disposal or composting of infected foliage reduce the amount of pathogen, disrupting its lifecycle.

Pruning: Timely pruning facilitates better airflow and reduces leaf wetness, making conditions less conducive for the fungus.
2
Pesticide
Chemical spray: Use of fungicides containing active ingredients like Chlorothalonil or Triadimefon helps control the fungus on Siamese rough bush.
Continue reading in our app - it's better
A database of 400000+ plants and unlimited guides at your fingertips...
qrcode
Scan the QR code with your phone camera to download the app
Brown spot
plant poor
Brown spot
This infection can cause brown spots or patches to appear on the plant.
Overview
Overview
Discolored spots on the foliage of plants are one of the most common disease problems people observe. These spots are caused by fungal and bacterial diseases, with most infections related to a fungal pathogen.
Brown spot can occurs on all houseplants, flowering ornamentals, vegetable plants, and leaves of trees, bushes, and shrubs. No plants are resistant to it, and the problem is worse in warm, wet environments. It can occur at any point in the life stage as long as leaves are present.
Small brownish spots appear on the foliage and enlarge as the disease progresses. In severe cases, the plant or tree is weakened when the lesions interrupt photosynthesis or cause defoliation.
Symptom Analysis
Symptom Analysis
In most cases, brown spot only affects a small percentage of the whole plant, appearing on a small amount of the leaves. A small infection only puts minor stress on the plant. However, if left untreated and the disease progresses over numerous seasons, it will severely impact the health and productivity of the infected specimen.
  • Sporulation begins (reproduction of the fungal spores), and tiny spots appear on leaves.
  • Placement is often random and scattered as diseases are spread through raindrops.
  • May appear on lower leaves and the interior of the plant where humidity is higher.
  • Brown spots enlarge and grow large enough to touch neighboring spots to form a more prominent blotch.
  • Leaf margins may turn yellow.
  • Tiny black dots (fruiting bodies of the fungi) appear in the dead spots.
  • Blotches grow in size until the entire leaf is brown.
  • The leaf falls off the plant.
Severe Symptoms
  • Partial or complete premature defoliation
  • Reduced growth
  • Increased susceptibility to pests and other diseases
Disease Cause
Disease Cause
Brown spot, or leaf spot, is a common descriptive term given to several diseases affecting the leaves of plants and trees. Around 85% of diseases exhibiting leaf spots are due to fungus or fungus-like organisms. Sometimes brown spot is caused by a bacterial infection, or insect activity with similar symptoms.
When conditions are warm and the leaf surfaces are wet, fungal spores being transported by wind or rain land on the surface and cling to it. They do not rupture the cell walls but grow in the space between the plant plasma membrane and the plant cell wall. As the spores reproduce, they release toxins and enzymes that cause necrotic spots (i.e., dead tissue) on the leaves, allowing the fungi to consume the products released when the cells degrade.
Continue reading in our app - it's better
A database of 400000+ plants and unlimited guides at your fingertips...
qrcode
Scan the QR code with your phone camera to download the app
Nutrient deficiencies
plant poor
Nutrient deficiencies
A lack of nutrients will cause a widespread yellowing of the leaves. The yellowing may begin at the base or top of the plant.
Overview
Overview
Nutrient deficiencies can be seen in many different ways on plants. Basically, the lack of nutrients will inhibit plant growth, produce weak stems and leaves, and leave plants open to infection from pests and diseases. Plants use the nutrients from the soil to help them with photosynthesis. This, in turn, produces healthy plant growth. Plants that lack adequate amounts of nutrients will look lackluster and unhealthy. Eventually, if this is not addressed, it will cause the plants to die. The most important nutrients that plants need are nitrogen, phosphorus, potassium, calcium, magnesium, and sulfur. Additionally, plants require small amounts of micronutrients such as iron, boron, manganese, zinc, copper, and molybdenum.
Symptom Analysis
Symptom Analysis
A common sign that plants are experiencing nutrient deficiencies is the yellowing of leaves. This may be an overall yellowing or leaves that are yellow but still have green veins. These leaves will eventually brown off and die.
Another sign is the loss of plant vigor. The plants may not be growing as well as they should or their growth may be stunted.
Below are some common symptoms that appear when plants are lacking in nutrients.
Nitrogen (N): Inner, older leaves yellow first. If the deficiency is severe, yellowing progresses outward to newer growth.
Potassium (K): Leaf edges may turn brown and crinkly, with a yellowing layer forming just inside of the edge. Older leaves tend to be impacted first.
Phosphorus (P): Lack of vigorous growth. Plants will appear stunted.
Zinc (Zn): Yellowing tends to occur first at the base of the leaf.
Copper (Cu): Newer leaves begin to yellow first, with older leaves yellowing only if the deficiency becomes severe.
Boron (B): Newer leaves are impacted first. Foliage may also become particularly brittle in cases of boron deficiency.
Disease Cause
Disease Cause
There are several factors that can lead to nutrient deficiencies, a situation where plants are not receiving the nutrients that they need. This could be because they are planted in nutrient-deficient soils, or that the soil's pH is too high or low. Incorrect soil pH can lock up certain nutrients, thus making them unavailable to plants. Lack of soil moisture can also be a problem, because plants need water to be able to absorb the nutrients from the soil.
Continue reading in our app - it's better
A database of 400000+ plants and unlimited guides at your fingertips...
qrcode
Scan the QR code with your phone camera to download the app
Yellow spot
plant poor
Yellow spot
Leaf spot can show up as yellow or white spots on the leaves.
Overview
Overview
Yellow spot is a common condition that affects all types of plants -- flowering ornamentals, trees, shrubs, herbs, and vegetable plants -- worldwide. Yellow spots may appear because of dozens of potential causes and occur in various environmental and climatic conditions, but fortunately, most are easy to address. The most common causes of yellow spots include diseases, nutrient deficiency, watering problems, and pests.
In most cases, yellow spots can be treated without permanent damage to the plant. However, in some fungal disease cases, nothing can be done to treat the disease after infection, and the plant will ultimately perish from the disease.
Due to this, the most critical aspect of addressing yellow spots on plants is correctly determining the cause.
Symptom Analysis
Symptom Analysis
Symptoms occur on varying parts of the plant, depending upon the cause. Smaller spots tend to be indicative of younger infections or newly developing problems.
  • Small yellow spots appear on leaves
  • Spots can occur on the lower or upper leaf surfaces, or both
  • Raised, rounded, or sunken spots with fringed or smooth edges
  • Spots may grow together, causing leaves to become totally discolored
  • Stunted growth
  • Premature leaf drop
Disease Cause
Disease Cause
The vast majority of yellow spot diseases are caused by fungal pathogens. However, there are some situations in which bacteria, environmental conditions, or other issues may be blamed.
Diseases are typically host-specific, so they may only affect plants within the same family. That said, just about every single species of plant is vulnerable to at least one disease that causes yellow spot. The most common problems are leaf blight, leaf septoria, powdery mildew, and downy mildew, to name a few.
All plants need specific nutrients from the soil to survive. When these nutrients become depleted or unavailable for plant uptake due to particular conditions, deficiencies occur, and yellow spots are seen.
  • Nitrogen is an integral component of chlorophyll.
  • Iron is needed in the enzymes that make chlorophyll.
Yellow spots may also appear because of incorrect watering, mainly underwatering, or infestations of sap-sucking pests such as aphids.
  • Too little water inhibits photosynthesis. Too much water pushes oxygen out of the soil and the roots cannot take in nutrients or even water from the soil.
  • Insect problems can cause yellow spots directly by damaging leaf tissue when feeding, or they may introduce pathogens.
Continue reading in our app - it's better
A database of 400000+ plants and unlimited guides at your fingertips...
qrcode
Scan the QR code with your phone camera to download the app
icon
Treat and prevent plant diseases.
AI-powered plant doctor helps you diagnose plant problems in seconds.
distribution

Distribution of Siamese rough bush

feedback
Feedback
feedback

Habitat of Siamese rough bush

Near villages, forests
Northern Hemisphere
South Hemisphere

Distribution Map of Siamese rough bush

distribution map
Native
Cultivated
Invasive
Potentially invasive
Exotic
No species reported
habit
care_scenes

More Info on Siamese Rough Bush Growth and Care

feedback
Feedback
Basic Care Guide
Common Pests & Diseases
Lighting
Full sun
Siamese rough bush thrives when exposed to abundant light equivalent to the high intensity given by the sun. This preference stems from its original growing habitats where light is abundant. However, excessive exposure to intense light can potentially damage the plant's structure and inhibit growth.
Best Sunlight Practices
Dark blotch
Dark blotch is a fungal sporeborne disease that affects Siamese rough bush, causing severe foliage damage and weakening the entire plant. It is especially harmful during warm, wet conditions, and its significant impact can lead to substantial yield loss.
Read More
Spots
Spots is a common plant disease characterized by the presence of brown or black lesions on the leaves and stems of Siamese rough bush. Often caused by fungi or bacteria, this disease hampers the normal photosynthetic activity, thus adversely affecting Siamese rough bush's growth and productivity.
Read More
Leaf tip withering
Leaf tip withering is a plant disease predominantly affecting Siamese rough bush's vitality by causing the plant's leaves to wilt and eventually die. It is a common concern for plants exposed to environmental stress or pathogens, significantly reducing overall health and productivity.
Read More
Leaf drop
Leaf drop is a common plant disorder that severely affects Siamese rough bush, often leading to significant foliage loss and reduced vitality. This disease is characterized by various symptoms and intensifies under specific conditions. Effective control methods exist, but prevention is key.
Read More
Scars
Scars is a non-infectious blemish disease impacting the aesthetics and health of Siamese rough bush. Wounds or trauma often lead to scarring, causing disfigurement and potential structural complications in severe cases. Effective management is essential to ensure the plant's optimal growth.
Read More
Yellow edges
Yellow edges is a common disease that affects Siamese rough bush. It is caused by nutritional deficiencies and viral factors which lead to the yellowing of leaf margins and general plant debility. The disease is curable, but preventive measures are highly advised.
Read More
Leaf yellowing
Leaf yellowing is a common physiological issue affecting Siamese rough bush, causing leaves to change color from healthy green to a yellowish hue. This often leads to reduced plant health and vitality, directly impacting its aesthetic appeal and overall wellbeing.
Read More
other_plant

Plants Related to Siamese rough bush

feedback
Feedback
feedback
Mulberry
Mulberry
A unique and easy-to-grow edible landscaping plant, the mulberry is prized for its tasty fruits as well as its exquisite ornamental appeal. Originally native to China, this plant was valued for its role in silk production: silkworms will only eat the leaves of mulberry trees, making them crucial for the product's creation. Ultimately, the trees were sold around the world and are used today in different countries that produce silk.
Red mulberry
Red mulberry
Red mulberry (Morus rubra) is a small- to medium-sized deciduous tree. Its sweet fruits are edible and look like blackberries. They can be eaten raw or boiled and are used in cake or pastry fillings. They can also be fermented to make alcoholic mulberry wine. Records of interactions with red mulberry plants by English settlers date back to the first days of colonization in what is now Virginia.
White mulberry
White mulberry
The white mulberry (Morus australis) is native to northern China but is naturalized in the USA. It is cultivated to feed the silkworms involved in the commercial production of silk. When it releases its pollen, the stamens act as catapults, and the pollen is ejected at 380 miles per hour, the fastest recorded movement in the plant world.
Black mulberry
Black mulberry
Black mulberry (Morus nigra) is a deciduous flowering tree native to southwestern Asia and the Iberian Peninsula. Black mulberry has been cultivated for a very long time in Europe and China for its edible fruit. It was imported into Britain in the 17th century with hope it would be useful in cultivating silkworms. However, silkworms prefer the white mulberry.
Fukien tea tree
Fukien tea tree
Fukien tea tree (Ehretia monopyrena) is a semi-evergreen shrub that is popular in Southeast Asia, India, and China. Its tiny, shiny leaves are easy to shape making it an excellent choice for gardens, parks, and a bonsai-type houseplant. Showy, white flowers blossom in late spring to early fall. It grows to a height of 2.5 to 3.5 m.
Anacua
Anacua
Anacua (Ehretia anacua) is a tree that flourishes in subtropical locations. It’s sometimes referred to as the “Sandpaper Tree” because of the roughness of its leaves. Anacua gorgeously blossoms in the spring with ivory, exceedingly aromatic flowers that dramatically cover the entire tree.
Dye fig
Dye fig
The dye fig tree is unusual in that its seeds germinate in the canopy of other trees. It then parasitizes the host tree's moisture and nutrients while its own "trunk" grows down toward the ground. As the name suggests, the dye fig's fruits can be used to create a red fabric dye.
Acerola cherry
Acerola cherry
Acerola cherry (Malpighia emarginata) is an evergreen shrub native to southern Mexico, Central America, and South America. This species is also called the West Indian cherry. This species bears edible fruit with a large amount of vitamin C. Acerola cherry can also be planted as a bonsai species for ornamental purposes.
View More Plants
close
product icon
Continue reading in our app - it's better
A database of 400000+ plants and unlimited guides at your fingertips...
Your Ultimate Guide to Plants
Identify grow and nurture the better way!
product icon
17,000 local species +400,000 global species studied
product icon
Nearly 5 years of research
product icon
80+ scholars in botany and gardening
ad
ad
Botanist in your pocket
Scan the QR code with your phone camera to download the app
About
Care Guide
Care FAQ
More Info
Pests & Diseases
Distribution
More About How-Tos
Related Plants
Siamese rough bush
Siamese rough bush
Siamese rough bush
Siamese rough bush
Siamese rough bush
Siamese rough bush
Siamese rough bush
Streblus asper
Also known as: Serut, Sand Paper Tree
Hardiness Zones
Hardiness Zones
9 to 11
icon
Instantly identify plants with a snap
Snap a photo for instant plant ID, gaining quick insights on disease prevention, treatment, toxicity, care, uses, and symbolism, etc.
Download the App for Free
care guide

Care Guide for Siamese rough bush

feedback
Feedback
feedback
icon
Know the light your plants really get.
Find the best spots for them to optimize their health, simply using your phone.
Download the App for Free
close
bg bg
download btn
Download
question

Questions About Siamese rough bush

feedback
Feedback
feedback
Watering Watering Watering
Pruning Pruning Pruning
Sunlight Sunlight Sunlight
Fertilizing Fertilizing Fertilizing
What is the best way to water my Siamese rough bush?
more
What should I do if I water my Siamese rough bush too much or too little?
more
How often should I water my Siamese rough bush?
more
How much water does my Siamese rough bush need?
more
How can I tell if i'm watering my Siamese rough bush enough?
more
How can I water my Siamese rough bush at different growth stages?
more
How can I water my Siamese rough bush through the seasons?
more
What's the difference between watering my Siamese rough bush indoors vs outdoors?
more
icon
Get tips and tricks for your plants.
Keep your plants happy and healthy with our guide to watering, lighting, feeding and more.
Download the App for Free
close
plant_info

Key Facts About Siamese rough bush

feedback
Feedback
feedback

Attributes of Siamese rough bush

Lifespan
Perennial
Plant Type
Tree, Shrub
Bloom Time
Spring
Harvest Time
Late spring, Early summer
Plant Height
4 m to 10 m
Spread
30 cm
Flower Size
4 mm to 7 mm
Flower Color
Yellow
Green
Leaf type
Evergreen
Ideal Temperature
20 - 38 ℃
icon
Gain more valuable plant knowledge
Explore a rich botanical encyclopedia for deeper insights
Download the App for Free

Scientific Classification of Siamese rough bush

icon
Never miss a care task again!
Plant care made easier than ever with our tailor-made smart care reminder.
Download the App for Free
pests

Common Pests & Diseases About Siamese rough bush

feedback
Feedback
feedback
Common issues for Siamese rough bush based on 10 million real cases
Dark blotch
Dark blotch is a fungal sporeborne disease that affects Siamese rough bush, causing severe foliage damage and weakening the entire plant. It is especially harmful during warm, wet conditions, and its significant impact can lead to substantial yield loss.
Learn More About the Dark blotch more
Brown spot
Brown spot Brown spot Brown spot
This infection can cause brown spots or patches to appear on the plant.
Solutions: In minor cases of brown spot, there isn’t any need to treat the disease. However, if much of the foliage is affected and defoliation occurs, the plant will benefit from getting rid of the infection. It is recommended to start by applying organic treatment options, working up to the more potent synthetic, chemical fungicides if necessary. Organic options won’t kill the fungus, but will prevent it from spreading. Dissolve ½ teaspoon of baking soda and one teaspoon of liquid soap in a gallon of water. Using a spray bottle, spray on tops and bottoms of leaves until the mixture drips off. Repeat every two weeks until existing spots stop enlarging and new spots no longer appear. Spray a copper-based fungicidal soap on the leaves, coating the top and bottom leaf surfaces. Reapply as directed on the product label. Copper penetrates the leaf surface and prevents germination of spores so the fungus cannot spread. Apply an all-purpose fungicide to the entire plant, following the label instructions carefully.
Learn More About the Brown spot more
Nutrient deficiencies
Nutrient deficiencies Nutrient deficiencies Nutrient deficiencies
A lack of nutrients will cause a widespread yellowing of the leaves. The yellowing may begin at the base or top of the plant.
Solutions: There are several easy ways to remedy the nutrient deficiencies in soils. Use a water-soluble fertilizer. Fertilizers will include most or all of the macro and micro-nutrients the plants need to thrive. Adding some fertilizer to the soil will make those nutrients available and can combat deficiencies. Regularly apply organic fertilizer pellets. Organic fertilizers such as animal manures and bonemeal can supply plants with all the nutrients that they need to grow strong and healthy. Apply compost. Though not as finely tuned as artificial fertilizer, compost can nevertheless be rich in important nutrients and should be applied to the soil regularly. Apply nutrients via foliar application. In addition to supplementing the soil with nutrients, foliar fertilizer can be applied directly to the plant's leaves. Nutrients offered via foliar application are often taken up even quicker than those put in the soil, so the foliar application can be great for swiftly addressing specific deficiencies.
Learn More About the Nutrient deficiencies more
Yellow spot
Yellow spot Yellow spot Yellow spot
Leaf spot can show up as yellow or white spots on the leaves.
Solutions: Diseases Fungicides can prevent the transmission of spores, but they may not treat the established infection. The first step is removing and disposing of all infected plant parts. Then apply recommended chemicals. For bacterial infections, apply a spray containing copper or streptomycin. For fungal infections, consult the local cooperative extension for recommendations on which fungicides will work best. Nutrient deficiency Apply a liquid fertilizer via foliar application to fix the deficiency quickly. Follow label directions regarding dosing instructions and application notes, such as not using before the rain or when temperatures are out of the recommended range. Incorrect watering Determine the water requirements for your specific plant, and follow accordingly. Some plants like consistently moist soil, and others like the soil to dry out slightly before being watered. Pests Thoroughly apply an insecticidal soap, an organic product like neem oil, or an appropriate chemical insecticide to the plant.
Learn More About the Yellow spot more
close
plant poor
Dark blotch
Overview
Symptom
Causes
Treatment
Prevention
Active Period
What is Dark blotch Disease on Siamese rough bush?
What is Dark blotch Disease on Siamese rough bush?
Dark blotch is a fungal sporeborne disease that affects Siamese rough bush, causing severe foliage damage and weakening the entire plant. It is especially harmful during warm, wet conditions, and its significant impact can lead to substantial yield loss.
Symptom Analysis
Symptom Analysis
Siamese rough bush suffering from Dark blotch exhibit brownish-black spots on the leaves, leading to a blotch-like appearance. As the disease progresses, the affected spots merge, causing the foliage to yellow, wither, and drop off.
What Causes Dark blotch Disease on Siamese rough bush?
What Causes Dark blotch Disease on Siamese rough bush?
1
Pathogen
Dark blotch is caused by Ramularia solani, a common fungal pathogen that survives on plant residues and spreads through airborne spores.
How to Treat Dark blotch Disease on Siamese rough bush?
How to Treat Dark blotch Disease on Siamese rough bush?
1
Non pesticide
Foliage sanitation: Removal and proper disposal or composting of infected foliage reduce the amount of pathogen, disrupting its lifecycle.

Pruning: Timely pruning facilitates better airflow and reduces leaf wetness, making conditions less conducive for the fungus.
2
Pesticide
Chemical spray: Use of fungicides containing active ingredients like Chlorothalonil or Triadimefon helps control the fungus on Siamese rough bush.
Continue reading in our app - it's better
A database of 400000+ plants
unlimited guides at your fingertips...
close
Brown spot
plant poor
Brown spot
This infection can cause brown spots or patches to appear on the plant.
Overview
Overview
Discolored spots on the foliage of plants are one of the most common disease problems people observe. These spots are caused by fungal and bacterial diseases, with most infections related to a fungal pathogen.
Brown spot can occurs on all houseplants, flowering ornamentals, vegetable plants, and leaves of trees, bushes, and shrubs. No plants are resistant to it, and the problem is worse in warm, wet environments. It can occur at any point in the life stage as long as leaves are present.
Small brownish spots appear on the foliage and enlarge as the disease progresses. In severe cases, the plant or tree is weakened when the lesions interrupt photosynthesis or cause defoliation.
Symptom Analysis
Symptom Analysis
In most cases, brown spot only affects a small percentage of the whole plant, appearing on a small amount of the leaves. A small infection only puts minor stress on the plant. However, if left untreated and the disease progresses over numerous seasons, it will severely impact the health and productivity of the infected specimen.
  • Sporulation begins (reproduction of the fungal spores), and tiny spots appear on leaves.
  • Placement is often random and scattered as diseases are spread through raindrops.
  • May appear on lower leaves and the interior of the plant where humidity is higher.
  • Brown spots enlarge and grow large enough to touch neighboring spots to form a more prominent blotch.
  • Leaf margins may turn yellow.
  • Tiny black dots (fruiting bodies of the fungi) appear in the dead spots.
  • Blotches grow in size until the entire leaf is brown.
  • The leaf falls off the plant.
Severe Symptoms
  • Partial or complete premature defoliation
  • Reduced growth
  • Increased susceptibility to pests and other diseases
Disease Cause
Disease Cause
Brown spot, or leaf spot, is a common descriptive term given to several diseases affecting the leaves of plants and trees. Around 85% of diseases exhibiting leaf spots are due to fungus or fungus-like organisms. Sometimes brown spot is caused by a bacterial infection, or insect activity with similar symptoms.
When conditions are warm and the leaf surfaces are wet, fungal spores being transported by wind or rain land on the surface and cling to it. They do not rupture the cell walls but grow in the space between the plant plasma membrane and the plant cell wall. As the spores reproduce, they release toxins and enzymes that cause necrotic spots (i.e., dead tissue) on the leaves, allowing the fungi to consume the products released when the cells degrade.
Solutions
Solutions
In minor cases of brown spot, there isn’t any need to treat the disease. However, if much of the foliage is affected and defoliation occurs, the plant will benefit from getting rid of the infection. It is recommended to start by applying organic treatment options, working up to the more potent synthetic, chemical fungicides if necessary.
Organic options won’t kill the fungus, but will prevent it from spreading.
  1. Dissolve ½ teaspoon of baking soda and one teaspoon of liquid soap in a gallon of water. Using a spray bottle, spray on tops and bottoms of leaves until the mixture drips off. Repeat every two weeks until existing spots stop enlarging and new spots no longer appear.
  2. Spray a copper-based fungicidal soap on the leaves, coating the top and bottom leaf surfaces. Reapply as directed on the product label. Copper penetrates the leaf surface and prevents germination of spores so the fungus cannot spread.
  3. Apply an all-purpose fungicide to the entire plant, following the label instructions carefully.
Prevention
Prevention
Like many other diseases, it is easier to prevent brown spot than cure it, and this is done through cultural practices.
  • Clear fall leaves from the ground before winter to minimize places where fungi and bacteria can overwinter.
  • Maintain good air movement between plants through proper plant spacing.
  • Increase air circulation through the center of plants through pruning.
  • Thoroughly clean all pruning tools after working with diseased plants.
  • Never dispose of disease plant material in a compost pile.
  • Avoid overhead watering to keep moisture off of the foliage.
  • Keep plants healthy by providing adequate sunlight, water, and fertilizer.
Continue reading in our app - it's better
A database of 400000+ plants
unlimited guides at your fingertips...
close
Nutrient deficiencies
plant poor
Nutrient deficiencies
A lack of nutrients will cause a widespread yellowing of the leaves. The yellowing may begin at the base or top of the plant.
Overview
Overview
Nutrient deficiencies can be seen in many different ways on plants. Basically, the lack of nutrients will inhibit plant growth, produce weak stems and leaves, and leave plants open to infection from pests and diseases. Plants use the nutrients from the soil to help them with photosynthesis. This, in turn, produces healthy plant growth. Plants that lack adequate amounts of nutrients will look lackluster and unhealthy. Eventually, if this is not addressed, it will cause the plants to die. The most important nutrients that plants need are nitrogen, phosphorus, potassium, calcium, magnesium, and sulfur. Additionally, plants require small amounts of micronutrients such as iron, boron, manganese, zinc, copper, and molybdenum.
Symptom Analysis
Symptom Analysis
A common sign that plants are experiencing nutrient deficiencies is the yellowing of leaves. This may be an overall yellowing or leaves that are yellow but still have green veins. These leaves will eventually brown off and die.
Another sign is the loss of plant vigor. The plants may not be growing as well as they should or their growth may be stunted.
Below are some common symptoms that appear when plants are lacking in nutrients.
Nitrogen (N): Inner, older leaves yellow first. If the deficiency is severe, yellowing progresses outward to newer growth.
Potassium (K): Leaf edges may turn brown and crinkly, with a yellowing layer forming just inside of the edge. Older leaves tend to be impacted first.
Phosphorus (P): Lack of vigorous growth. Plants will appear stunted.
Zinc (Zn): Yellowing tends to occur first at the base of the leaf.
Copper (Cu): Newer leaves begin to yellow first, with older leaves yellowing only if the deficiency becomes severe.
Boron (B): Newer leaves are impacted first. Foliage may also become particularly brittle in cases of boron deficiency.
Disease Cause
Disease Cause
There are several factors that can lead to nutrient deficiencies, a situation where plants are not receiving the nutrients that they need. This could be because they are planted in nutrient-deficient soils, or that the soil's pH is too high or low. Incorrect soil pH can lock up certain nutrients, thus making them unavailable to plants. Lack of soil moisture can also be a problem, because plants need water to be able to absorb the nutrients from the soil.
Solutions
Solutions
There are several easy ways to remedy the nutrient deficiencies in soils.
  1. Use a water-soluble fertilizer. Fertilizers will include most or all of the macro and micro-nutrients the plants need to thrive. Adding some fertilizer to the soil will make those nutrients available and can combat deficiencies.
  2. Regularly apply organic fertilizer pellets. Organic fertilizers such as animal manures and bonemeal can supply plants with all the nutrients that they need to grow strong and healthy.
  3. Apply compost. Though not as finely tuned as artificial fertilizer, compost can nevertheless be rich in important nutrients and should be applied to the soil regularly.
  4. Apply nutrients via foliar application. In addition to supplementing the soil with nutrients, foliar fertilizer can be applied directly to the plant's leaves. Nutrients offered via foliar application are often taken up even quicker than those put in the soil, so the foliar application can be great for swiftly addressing specific deficiencies.
Prevention
Prevention
There are several easy ways to prevent nutrient deficiencies in plants.
  1. Regular fertilizing. Regular addition of fertilizer to the soil is one of the simplest and most effective ways to prevent deficiencies.
  2. Proper watering. Both over and under watering can adversely impact a plant's roots, which in turn makes it harder for them to properly take up nutrients.
  3. Testing the soil's pH. A soil's acidity or alkalinity will impact the degree to which certain nutrients are available to be taken up by plants. Knowing the soil's pH means it can be amended to suit the needs of the individual plants.
Continue reading in our app - it's better
A database of 400000+ plants
unlimited guides at your fingertips...
close
Yellow spot
plant poor
Yellow spot
Leaf spot can show up as yellow or white spots on the leaves.
Overview
Overview
Yellow spot is a common condition that affects all types of plants -- flowering ornamentals, trees, shrubs, herbs, and vegetable plants -- worldwide. Yellow spots may appear because of dozens of potential causes and occur in various environmental and climatic conditions, but fortunately, most are easy to address. The most common causes of yellow spots include diseases, nutrient deficiency, watering problems, and pests.
In most cases, yellow spots can be treated without permanent damage to the plant. However, in some fungal disease cases, nothing can be done to treat the disease after infection, and the plant will ultimately perish from the disease.
Due to this, the most critical aspect of addressing yellow spots on plants is correctly determining the cause.
Symptom Analysis
Symptom Analysis
Symptoms occur on varying parts of the plant, depending upon the cause. Smaller spots tend to be indicative of younger infections or newly developing problems.
  • Small yellow spots appear on leaves
  • Spots can occur on the lower or upper leaf surfaces, or both
  • Raised, rounded, or sunken spots with fringed or smooth edges
  • Spots may grow together, causing leaves to become totally discolored
  • Stunted growth
  • Premature leaf drop
Disease Cause
Disease Cause
The vast majority of yellow spot diseases are caused by fungal pathogens. However, there are some situations in which bacteria, environmental conditions, or other issues may be blamed.
Diseases are typically host-specific, so they may only affect plants within the same family. That said, just about every single species of plant is vulnerable to at least one disease that causes yellow spot. The most common problems are leaf blight, leaf septoria, powdery mildew, and downy mildew, to name a few.
All plants need specific nutrients from the soil to survive. When these nutrients become depleted or unavailable for plant uptake due to particular conditions, deficiencies occur, and yellow spots are seen.
  • Nitrogen is an integral component of chlorophyll.
  • Iron is needed in the enzymes that make chlorophyll.
Yellow spots may also appear because of incorrect watering, mainly underwatering, or infestations of sap-sucking pests such as aphids.
  • Too little water inhibits photosynthesis. Too much water pushes oxygen out of the soil and the roots cannot take in nutrients or even water from the soil.
  • Insect problems can cause yellow spots directly by damaging leaf tissue when feeding, or they may introduce pathogens.
Solutions
Solutions
Diseases
Fungicides can prevent the transmission of spores, but they may not treat the established infection. The first step is removing and disposing of all infected plant parts. Then apply recommended chemicals.
For bacterial infections, apply a spray containing copper or streptomycin.
For fungal infections, consult the local cooperative extension for recommendations on which fungicides will work best.
Nutrient deficiency
Apply a liquid fertilizer via foliar application to fix the deficiency quickly. Follow label directions regarding dosing instructions and application notes, such as not using before the rain or when temperatures are out of the recommended range.
Incorrect watering
Determine the water requirements for your specific plant, and follow accordingly. Some plants like consistently moist soil, and others like the soil to dry out slightly before being watered.
Pests
Thoroughly apply an insecticidal soap, an organic product like neem oil, or an appropriate chemical insecticide to the plant.
Prevention
Prevention
Depending on the type of plant and which specific disease is causing yellow spot, problems may be avoided by taking the following preventative steps:
  • Plant resistant varieties
  • Avoid planting susceptible varieties close together - space susceptible plants further apart from one another so it’s more difficult for the fungal spores to find new plant hosts.
  • Water wisely - water from below rather than splashing water on foliage. This can reduce the spread of both bacterial and fungal pathogens responsible for yellow spot.
  • Prune - prune as a way of getting rid of affected leaves but also to control the spread of yellow spot to new plants. Pruning can also improve air circulation to limit disease spread.
  • Rotate crops - many diseases, including downy mildew, can live in the soil over the winter and produce problems for many years. Rotate annual crops to new locations each year so that they aren’t growing anywhere in which plants in the same family were grown within the last three to four years.
Continue reading in our app - it's better
A database of 400000+ plants
unlimited guides at your fingertips...
icon
Treat and prevent plant diseases.
AI-powered plant doctor helps you diagnose plant problems in seconds.
Download the App for Free
distribution

Distribution of Siamese rough bush

feedback
Feedback
feedback

Habitat of Siamese rough bush

Near villages, forests
Northern Hemisphere
South Hemisphere

Distribution Map of Siamese rough bush

distribution map
Native
Cultivated
Invasive
Potentially invasive
Exotic
No species reported
care_scenes

More Info on Siamese Rough Bush Growth and Care

feedback
Basic Care Guide
Common Pests & Diseases
Dark blotch
Dark blotch is a fungal sporeborne disease that affects Siamese rough bush, causing severe foliage damage and weakening the entire plant. It is especially harmful during warm, wet conditions, and its significant impact can lead to substantial yield loss.
 detail
Spots
Spots is a common plant disease characterized by the presence of brown or black lesions on the leaves and stems of Siamese rough bush. Often caused by fungi or bacteria, this disease hampers the normal photosynthetic activity, thus adversely affecting Siamese rough bush's growth and productivity.
 detail
Leaf tip withering
Leaf tip withering is a plant disease predominantly affecting Siamese rough bush's vitality by causing the plant's leaves to wilt and eventually die. It is a common concern for plants exposed to environmental stress or pathogens, significantly reducing overall health and productivity.
 detail
Leaf drop
Leaf drop is a common plant disorder that severely affects Siamese rough bush, often leading to significant foliage loss and reduced vitality. This disease is characterized by various symptoms and intensifies under specific conditions. Effective control methods exist, but prevention is key.
 detail
Scars
Scars is a non-infectious blemish disease impacting the aesthetics and health of Siamese rough bush. Wounds or trauma often lead to scarring, causing disfigurement and potential structural complications in severe cases. Effective management is essential to ensure the plant's optimal growth.
 detail
Yellow edges
Yellow edges is a common disease that affects Siamese rough bush. It is caused by nutritional deficiencies and viral factors which lead to the yellowing of leaf margins and general plant debility. The disease is curable, but preventive measures are highly advised.
 detail
Leaf yellowing
Leaf yellowing is a common physiological issue affecting Siamese rough bush, causing leaves to change color from healthy green to a yellowish hue. This often leads to reduced plant health and vitality, directly impacting its aesthetic appeal and overall wellbeing.
 detail
plant_info

Plants Related to Siamese rough bush

feedback
Feedback
feedback
product icon close
Your Ultimate Guide to Plants
Identify grow and nurture the better way!
product icon
17,000 local species +400,000 global species studied
product icon
Nearly 5 years of research
product icon
80+ scholars in botany and gardening
ad
product icon close
Continue reading in our app - it's better
A database of 400000+ plants
unlimited guides at your fingertips...
Lighting
close
Indoor
Indoor
Outdoor
Choose a site here for personalized care tips.
Requirements
Full sun
Ideal
Above 6 hours sunlight
Watch how sunlight gracefully moves through your garden, and choose spots that provide the perfect balance of light and shade for your plants, ensuring their happiness.
Essentials
Siamese rough bush thrives when exposed to abundant light equivalent to the high intensity given by the sun. This preference stems from its original growing habitats where light is abundant. However, excessive exposure to intense light can potentially damage the plant's structure and inhibit growth.
Preferred
Tolerable
Unsuitable
icon
Know the light your plants really get.
Find the best spots for them to optimize their health, simply using your phone.
Download the App
Artificial lighting
Indoor plants require adequate lighting for optimal growth. When natural sunlight is insufficient, particularly in winter or in less sunny spaces, artificial lights offer a vital solution, promoting faster, healthier growth.
View more
Indoor plants require adequate lighting for optimal growth. When natural sunlight is insufficient, particularly in winter or in less sunny spaces, artificial lights offer a vital solution, promoting faster, healthier growth.
1. Choose the right type of artificial light: LED lights are a popular choice for indoor plant lighting because they can be customized to provide the specific wavelengths of light that your plants need.
Full sun plants need 30-50W/sq ft of artificial light, partial sun plants need 20-30W/sq ft, and full shade plants need 10-20W/sq ft.
2. Determine the appropriate distance: Place the light source 12-36 inches above the plant to mimic natural sunlight.
3. Determine the duration: Mimic the length of natural daylight hours for your plant species. most plants need 8-12 hours of light per day.
Important Symptoms
Symptoms of Insufficient Light in %s
Siamese rough bush thrives in full sunlight but is sensitive to heat. As a plant commonly grown outdoors with abundant sunlight, it may exhibit subtle symptoms of light deficiency when placed in rooms with suboptimal lighting.
View more
(Symptom details and solutions)
Small leaves
New leaves may grow smaller in size compared to the previous ones once they have matured.
Leggy or sparse growth
The spaces between leaves or stems of your Siamese rough bush may become longer, resulting in a thin and stretched-out appearance. This can make the plant look sparse and weak, and it may easily break or lean due to its own weight.
Faster leaf drop
When plants are exposed to low light conditions, they tend to shed older leaves early to conserve resources. Within a limited time, these resources can be utilized to grow new leaves until the plant's energy reserves are depleted.
Slower or no new growth
Siamese rough bush enters a survival mode when light conditions are poor, which leads to a halt in leaf production. As a result, the plant's growth becomes delayed or stops altogether.
Lighter-colored new leaves
Insufficient sunlight can cause leaves to develop irregular color patterns or appear pale. This indicates a lack of chlorophyll and essential nutrients.
Solutions
1. To ensure optimal growth, gradually move plants to a sunnier location each week, until they receive at least 6 hours of direct sunlight daily. Use a south-facing window and keep curtains open during the day for maximum sunlight exposure and nutrient accumulation.2. To provide additional light for your plant, consider using artificial light if it's large or not easily movable. Keep a desk or ceiling lamp on for at least 8 hours daily, or invest in professional plant grow lights for ample light.
Symptoms of Excessive light in %s
Siamese rough bush thrives in full sun exposure but is sensitive to heat. Although sunburn symptoms occasionally occur, they are unable to withstand intense sunlight in high-temperature environments.
View more
(Symptom details and solutions)
Chlorosis
Chlorosis is a condition where the plant's leaves lose their green color and turn yellow. This is due to the breakdown of chlorophyll from excessive sunlight, which negatively affects the plant's ability to photosynthesize.
Sunscald
Sunscald occurs when the plant's leaves or stems are damaged by intense sunlight exposure. It appears as pale, bleached, or necrotic areas on the plant tissue and can reduce the plant's overall health.
Leaf Curling
Leaf curling is a symptom where leaves curl or twist under extreme sunlight conditions. This is a defense mechanism used by the plant to reduce its surface area exposed to sunlight, minimizing water loss and damage.
Wilting
Wilting occurs when a plant loses turgor pressure and its leaves and stems begin to droop. Overexposure to sunlight can cause wilting by increasing the plant's water loss through transpiration, making it difficult for the plant to maintain adequate hydration.
Leaf Scorching
Leaf scorching is a symptom characterized by the appearance of brown, dry, and crispy edges or patches on leaves due to excessive sunlight. This can lead to a reduction in photosynthetic capacity and overall plant health.
Solutions
1. Move your plant to the optimal position where it can receive abundant sunlight but also have some shade. An east-facing window is an ideal choice as the morning sunlight is gentler. This way, your plant can enjoy ample sunlight while reducing the risk of sunburn.2. It is recommended to trim off any completely dehydrated or withered parts of the plant.
Discover information about plant diseases, toxicity, weed control and more.
Cookie Management Tool
In addition to managing cookies through your browser or device, you can change your cookie settings below.
Necessary Cookies
Necessary cookies enable core functionality. The website cannot function properly without these cookies, and can only be disabled by changing your browser preferences.
Analytical Cookies
Analytical cookies help us to improve our application/website by collecting and reporting information on its usage.
Cookie Name Source Purpose Lifespan
_ga Google Analytics These cookies are set because of our use of Google Analytics. They are used to collect information about your use of our application/website. The cookies collect specific information, such as your IP address, data related to your device and other information about your use of the application/website. Please note that the data processing is essentially carried out by Google LLC and Google may use your data collected by the cookies for own purposes, e.g. profiling and will combine it with other data such as your Google Account. For more information about how Google processes your data and Google’s approach to privacy as well as implemented safeguards for your data, please see here. 1 Year
_pta PictureThis Analytics We use these cookies to collect information about how you use our site, monitor site performance, and improve our site performance, our services, and your experience. 1 Year
Cookie Name
_ga
Source
Google Analytics
Purpose
These cookies are set because of our use of Google Analytics. They are used to collect information about your use of our application/website. The cookies collect specific information, such as your IP address, data related to your device and other information about your use of the application/website. Please note that the data processing is essentially carried out by Google LLC and Google may use your data collected by the cookies for own purposes, e.g. profiling and will combine it with other data such as your Google Account. For more information about how Google processes your data and Google’s approach to privacy as well as implemented safeguards for your data, please see here.
Lifespan
1 Year

Cookie Name
_pta
Source
PictureThis Analytics
Purpose
We use these cookies to collect information about how you use our site, monitor site performance, and improve our site performance, our services, and your experience.
Lifespan
1 Year
Marketing Cookies
Marketing cookies are used by advertising companies to serve ads that are relevant to your interests.
Cookie Name Source Purpose Lifespan
_fbp Facebook Pixel A conversion pixel tracking that we use for retargeting campaigns. Learn more here. 1 Year
_adj Adjust This cookie provides mobile analytics and attribution services that enable us to measure and analyze the effectiveness of marketing campaigns, certain events and actions within the Application. Learn more here. 1 Year
Cookie Name
_fbp
Source
Facebook Pixel
Purpose
A conversion pixel tracking that we use for retargeting campaigns. Learn more here.
Lifespan
1 Year

Cookie Name
_adj
Source
Adjust
Purpose
This cookie provides mobile analytics and attribution services that enable us to measure and analyze the effectiveness of marketing campaigns, certain events and actions within the Application. Learn more here.
Lifespan
1 Year
picturethis icon
picturethis icon
picturethis icon
(4.8)
Free Trial - Expert Help
Use App