Alpine St. John's wort (Hypericum richeri) Flower, Leaf, Care, Uses

About

More Info

Care FAQ

More About How-Tos

Home > Plant Encyclopedia > Alpine St. John's wort

More Info

Plant Type

Herb

Bloom Time

Summer

Scientific Classification

Phylum

Vascular plants

Class

Dicotyledons

Order

Nances, spurges, willows and allies

Family

St. John's wort

Genus

St. John's worts

Species

Alpine St. John's wort

Find your perfect green friends.

Plan your green oasis based on your criteria: plant type, pet safety, skill level, sites, and more.

Questions About Alpine St. John's wort

Watering

Sunlight

What is the best way to water my Alpine St. John's wort?

When watering the Alpine St. John's wort, you should aim to use filtered water that is at room temperature. Filtered water is better for this plant, as tap water can contain particles that are harmful to its health. The reason that the water should be at room temperature or slightly warmer is that the Alpine St. John's wort comes from a warm environment, and cold water can be somewhat of a shock to its system. Also, you should avoid overhead watering for this plant, as it can cause foliage complications. Instead, simply apply your filtered room temperature water to the soil until the soil is entirely soaked. Soaking the soil can be very beneficial for this plant as it moistens the roots and helps them continue to spread through the soil and collect the nutrients they need.

What should I do if I water my Alpine St. John's wort too much or too little?

Both overwatering and underwatering will be detrimental to the health of your Alpine St. John's wort, but overwatering is a far more common issue. When this species receives too much water, its stems and leaves may begin to wilt and turn from green to yellow. Overwatering over a prolonged period may also lead to diseases such as root rot, mold, and mildew, all of which can kill your plant. Underwatering is far less common for the Alpine St. John's wort, as this plant has decent drought tolerance. However, underwatering remains a possibility, and when it occurs, you can expect to find that the leaves of your Alpine St. John's wort have become brittle and brown.

It is crucial that you notice the signs of overwatering as soon as possible when caring for your Alpine St. John's wort. Some of the diseases that arise from overwatering, such as root rot, may not be correctable if you wait too long. If you see early signs of overwatering, you should reduce your watering schedule immediately. You may also want to assess the quality of soil in which your Alpine St. John's wort grows. If you find that the soil drains very poorly, you should replace it immediately with a loose, well-draining potting mix. On the other hand, if you find signs that your Alpine St. John's wort is receiving too little water, all you need to do is water more regularly until those signs have subsided.

How often should I water my Alpine St. John's wort?

If your plant is in a pot. The most precise way to decide whether your Alpine St. John's wort needs water is to plunge your finger into the soil. If you notice that the first two to three inches of soil have become dry, it is time to add some water.

If you grow your Alpine St. John's wort outdoors in the ground, you can use a similar method to test the soil. Again, when you find that the first few inches of soil have dried out, it is time to add water. During the spring and early fall, this method will often lead you to water this plant about once every week. When extremely hot weather arrives, you may need to increase your watering frequency to about twice or more per week. With that said, mature, well-established the Alpine St. John's wort can show an admirable ability to withstand drought.

How much water does my Alpine St. John's wort need?

When it comes time to water your Alpine St. John's wort, you should not be shy about how much water you give. With the first two to three inches of soil dry, this plant will appreciate a long and thorough watering. Supply enough water to soak the soil entirely. The amount of water you add should be enough to cause excess water to flow through the drainage holes at the bottom of your pot. If you don’t see excess water draining from the pot, you have likely underwatered your plant. But do not let the water accumulate inside the soil, which will be very dangerous to the plant as well. Alternatively, a lack of water draining through the pot could indicate poorly draining soils, which is detrimental to the health of this plant and should be avoided. If the plant is outside, 1 inch of rain per week will be sufficient.

How should I water my Alpine St. John's wort at different growth stages?

The water needs of the Alpine St. John's wort can change depending on growth stages as well. For example, when your Alpine St. John's wort is in the first few years of its life, or if you have just transplanted it to a new growing location, you will need to give more water than usual. During both of those stages, your Alpine St. John's wort will put a lot of energy towards sprouting new roots that will then support future growth. For those roots to perform their best, they need a bit more moisture than they would at a more mature phase. After a few seasons, your Alpine St. John's wort will need much less water. Another growth stage in which this plant may need more water is during the bloom period. Flower development can make use of a significant amount of moisture, which is why you might need to give your Alpine St. John's wort more water at this time.

How should I water my Alpine St. John's wort through the seasons?

The Alpine St. John's wort will have its highest water needs during the hottest months of the year. During the height of summer, you may need to give this plant water more than once per week, depending on how fast the soil dries out. The opposite is true during the winter. In winter, your plant will enter a dormant phase, in which it will need far less water than usual. In fact, you may not need to water this plant at all during the winter months. However, if you do water during winter, you should not do so more than about once per month. Watering too much at this time will make it more likely that your Alpine St. John's wort will contract a disease.

What's the difference between watering my Alpine St. John's wort indoors and outdoors?

It is most common to grow the Alpine St. John's wort indoors for any gardener that does not live in temperate and tropical regions. Those gardeners should consider the fact that soil in a container can dry out a bit faster than ground soil. Also, the presence of drying elements such as air conditioning units can cause your Alpine St. John's wort to need water on a more frequent basis as well. if you planted it outside. When that is the case, it’s likely you won’t need to water your Alpine St. John's wort very much at all. If you receive rainfall on a regular basis, that may be enough to keep your plant alive. Alternatively, those who grow this plant inside will need to water it more often, as allowing rainwater to soak the soil will not be an option.

What type of sunlight does Alpine St. John's wort need?

Alpine St. John's wort needs full sun every day, and these plants rely on a minimum of six hours of sunlight to keep their leaves, roots, and blooms in a healthy state. Even though most perennials need six hours of sunlight a day, plants like the Orange Daylily or Giant Coreopsis could live off less sun for a minimum of three hours daily. Even though these perennial flowering plants can live with only three hours of direct sunlight, they won't be able to thrive like they would in sunnier conditions.

Can sunlight damage Alpine St. John's wort? How to protect Alpine St. John's wort from the sun and heat damage?

The few Perennial Flowering Plants that don't like excessive heat in warm climates might react poorly to too much sun if they have heat damage. These plants may wilt or dry out from too much sun and may also develop growth issues if they're regularly in the sun during the most intense heat of the day. Some plants don't need protection from the light afternoon sun, but those that are harmed by intense afternoon exposure should be provided some shade in warmer climates. Gardeners could give these plants plenty of shade by planting them in spots that don't receive direct heat during the afternoon, like under trees or behind bushes.

Should I protect Alpine St. John's wort from sun exposure?

While many perennial plants need plenty of sun to bloom to their fullest extent, some of them benefit from less sun in warmer climates. For example, people who live in hotter climates might want to provide shade for their flowering perennials in the hot afternoon sun, and this is even more true for months in the summer.

Even though some perennial flowering plants will benefit from partially shaded in the hottest climates, plants like the Giant Coreopsis aren't intimidated by too much sun. They might sit outside in the full sun in hot weather and still thrive.

What will happen if Alpine St. John's wort gets inadequate sunlight?

If you're growing Alpine St. John's wort and you aren't getting enough sunlight, you'll notice signs of inadequate requirements in your plants. Most plants won't produce as many blooms as they would if they had full sun exposure. Some plants will develop dry spots on their leaves, but most of these plants will still bloom in the inadequate sun. Even though they bloom, the flowers will be smaller and less full.

Does Alpine St. John's wort need special care about sunlight during its different growth stages?

Alpine St. John's wort is great flowers in gardens and will have optimum blooming if it gets six hours of sunlight a day minimum. Sometimes, flowers stay fresh longer if they're partially shaded during the really hot parts of the day. When Alpine St. John's wort is young, gardeners want to ensure their younger plants are getting plenty of sunlight but don't have to endure intense heat during the afternoon sunlight. If you have a fully mature plant, provide it with plenty of sun so it may keep up its growth properly.

How much light does Alpine St. John's wort need for photosynthesis?

Alpine St. John's wort will need a minimum of six hours of light to best support their photosynthesis cycles. These flowering plants need the sun to help their foliage and blooms grow. However, certain perennial flowering plants like the Giant Coreopsis might need anywhere from eight to twelve hours of full sun a day to maintain their large flowers and healthy foliage.

How much light should Alpine St. John's wort get per day to grow healthily?

If you want your Alpine St. John's wort to grow healthy and bloom as much as possible during its blooming season, you should try to give your plant six hours of direct sunlight. Some perennial plants might even do more sunlight and could sit in the sun for up to twelve hours, depending on the heat in the area and the general environment. Plants like the Red Hot Poker and Giant Coreopsis thrive in much hotter climates and might sit in all types of strong sunlight.

Some home gardeners have to use grow lights because their spaces don't allow for tons of outdoor sunlight. Most perennials could grow happily in grow lights, but they will need anywhere from eight to fourteen hours of artificial light to stay strong since these lights don't have as much power as the sun.

Get tips and tricks for your plants.

Keep your plants happy and healthy with our guide to watering, lighting, feeding and more.

More About How-Tos

Water

Every week

Alpine St. John's wort originates from environments with diverse moisture levels. Water when the soil feels dry to touch. Overwatering can be harmful, so only water when necessary.

Learn More

Lighting

Full sun

Alpine St. John's wort craves for abundant sunshine, exposing itself completely to the sun's rays for maximum nourishment. However, it can also manage with only a portion of daily sunlight. Its origin environment, the mountainous areas, provide it with the similar degree of light exposure. However, too much or too little sunlight can disrupt its growth cycle and pose health threats.

Learn More

Useful Tips

Most Common Herb

Plant Collection Most Common Herb Fragrant plantain lily See More The trademark feature of Asia-native plantain lilies is the numerous glossy oval leaves with deep parallel veins. The Fragrant plantain lily is additionally decorated with strongly fragrant, trumpet-shaped, large white flowers, which are unique in the genus. Hosta plantaginea is one of the favorite cultivatedContinue reading “Most Common Herb”

Useful Tips

Best Perennial Plant to Grow

Plant Collection Best Perennial Plant to Grow Orange daylily See More The Orange daylily is a perennial plant known for its captivating lily-like blooms. Its natural habitats are meadows and forests, but it is also a common garden plant in temperate regions around the world. Each individual flower lasts only a day, but the plantContinue reading “Best Perennial Plant to Grow”

Useful Tips

Plant Collection Suggested Plants to Build a Garden That Blooms All the Year Round Bearded iris See More BloomTime:Spring The Bearded iris is a flowering plant that appears in many different colors. It is a popular garden plant because it’s easy to grow. Though their native lands are in Europe, Bearded irises are often grownContinue reading “Suggested Plants to Build a Garden That Blooms All the Year Round”

Useful Tips

Best Perennial Plant to Grow

Plant Collection Best Perennial Plant to Grow China rose See More The China rose (Rosa chinensis) is a Southwest China native. The plant has been cultivated for so long that it has become hard to tell the difference between wild and cultivated varieties. With medium-sized clusters of flowers and a long blooming season, it isContinue reading “Best Perennial Plant to Grow”

Useful Tips

Most Common Herb

Plant Collection Most Common Herb Golden pothos See More The Golden pothos is a popular flowering house plant that’s commonly seen in Australia, Asia, and the West Indies. It goes by many nicknames, including “devil’s ivy,” because it is so hard to kill, and can grow in the dark. Golden pothos has poisonous sap, soContinue reading “Most Common Herb”

Useful Tips

Plant Collection Suggested Plants to Build a Garden That Blooms All the Year Round White mulberry See More BloomTime:Spring A unique and easy-to-grow edible landscaping plant, the White 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 silkContinue reading “Suggested Plants to Build a Garden That Blooms All the Year Round”

View More Articles

Add to My Garden

Alpine St. John's wort

Hypericum richeri

Richers johanniskraut is a perennial plant that reaches heights of growth of 10 to 60 centimeters. Its creeping, feathered basic axis lumbers. There are several arched ascending, two-edged stems. The seated, cross-leaves are up to 14 cm long, pointed-ovate and occupied at the edge of the underside with black, seated glands.

Hardiness Zones

6 to 9

More Info

Plant Type

Herb

Bloom Time

Summer

Scientific Classification

Phylum

Vascular plants

Class

Dicotyledons

Order

Nances, spurges, willows and allies

Family

St. John's wort

Genus

St. John's worts

Species

Alpine St. John's wort

Find your perfect green friends.

Plan your green oasis based on your criteria: plant type, pet safety, skill level, sites, and more.

Download the App

Questions About Alpine St. John's wort

Watering

Sunlight

What is the best way to water my Alpine St. John's wort?

What should I do if I water my Alpine St. John's wort too much or too little?

How often should I water my Alpine St. John's wort?

How much water does my Alpine St. John's wort need?

How should I water my Alpine St. John's wort at different growth stages?

How should I water my Alpine St. John's wort through the seasons?

What's the difference between watering my Alpine St. John's wort indoors and outdoors?

What type of sunlight does Alpine St. John's wort need?

Can sunlight damage Alpine St. John's wort? How to protect Alpine St. John's wort from the sun and heat damage?

Should I protect Alpine St. John's wort from sun exposure?

What will happen if Alpine St. John's wort gets inadequate sunlight?

Does Alpine St. John's wort need special care about sunlight during its different growth stages?

How much light does Alpine St. John's wort need for photosynthesis?

How much light should Alpine St. John's wort get per day to grow healthily?

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

More About How-Tos

Best Perennial Plant to Grow

# Useful Tips

Best Perennial Plant to Grow

# Useful Tips

Most Common Herb

# Useful Tips

Discover more articles?

Indoor

Requirements

Full sun

Ideal

Above 6 hours sunlight

Partial sun

Tolerance

About 3-6 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

Preferred

Tolerable

Unsuitable

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.
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

Insufficient light

Alpine St. John's wort thrives in full sunlight and is commonly grown outdoors where it receives ample sunlight. When placed in rooms with inadequate lighting, symptoms of light deficiency may not be readily apparent.

(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 Alpine St. John's wort 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

Alpine St. John's wort 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.

Excessive light

Alpine St. John's wort thrives in full sun exposure and can tolerate intense sunlight. With their remarkable resilience, symptoms of sunburn may not be easily visible, as they rarely suffer from it.

(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 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	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

More Info

Scientific Classification

Questions About Alpine St. John's wort

More About How-Tos

Related Articles

More Info

Scientific Classification

Questions About Alpine St. John's wort

More About How-Tos

Related Articles