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Distribution
How To Care
All Species
More Genus
Saw-sedge (Gahnia)
Lifespan
Perennial
Key Facts About Saw-sedge
Feedback
Attributes of Saw-sedge
Leaf type
Evergreen
Scientific Classification of Saw-sedge
Distribution of Saw-sedge
Feedback
Distribution Map of Saw-sedge
Native
Cultivated
Invasive
Potentially invasive
Exotic
No species reported
How to Grow and Care for Saw-sedge
Feedback
The saw-sedge (saw-sedge) genus is comprised of grass-like plants native to Australia. These hardy perennials thrive in full sun to partial shade, with moist, well-drained soil. The Basic Care Needs include moderate watering and protection from low temperatures as saw-sedge is sensitive to frost. Common Challenges include susceptibility to pests like aphids and scale insects. Fungal diseases can occur under poor ventilation or over-watering. Seasonal Considerations comprise cutting back in spring to encourage fresh growth. Extra watering might be needed during dry summer months, but in winter, watering should be reduced.
Exploring the Saw-sedge Plants
Feedback
8 most common species：
Cutting sedge
Cutting sedge (Gahnia pauciflora) is a grass-like sedge that enjoys coastal habitats and can also be found in low and medium-altitude forests. The plant's specific epithet pauciflora means having few flowers*.* It is an important food source for New Zealand's uncommon forest ringlet butterfly*.*
Gahnia
Gahnia(Gahnia tristis) is a semiaquatic species that grows in tufts. The specific epithet, "tristis," means foul, sullen, or disagreeable. When it blooms, gahnia typically produces one hermaphroditic flower plus one male flower lower on the stem.
Toetoe kiwi
Toetoe kiwi is a perennial sedge with sharp-edged leaves that form dense tussocks. Its distinctive brownish flower spikes emerge on tall stems, swaying above the foliage. Thriving in wetland habitats, toetoe kiwi's robust root system helps stabilize soil, making it an integral part of its ecosystem. This plant's resilience allows it to endure fluctuating water levels.
Gahnia xanthocarpa
Gahnia xanthocarpa is a robust perennial sedge that flaunts long, strap-like leaves with a razor-sharp edge, hinting at its resilience. The plant bears golden-brown flower spikes, which offer a striking contrast against its deep-green foliage. Thriving in swampy or wetland habitats, gahnia xanthocarpa employs its sturdy root system to stabilize the soil and withstand waterlogged conditions.
Gahnia rigida
Gahnia rigida is a robust, perennial sedge, typically presenting with narrow, rigid leaves that form dense tufts. It features tall flowering stems, topped with brownish flower spikes that stand out against green foliage. This hardy plant thrives in wetland margins, indicating its adaptation to moist habitats. Its sturdy leaves may also deter herbivores, ensuring its survival in competitive ecosystems.
Cutting grass
Cutting grass is a robust perennial sedge characterized by its tall, dense clumps of sharp-edged foliage and soaring flower spikes. The plant’s dark green leaves form a striking tufted appearance, while its brownish inflorescences, blooming on tall stems, give it an imposing presence. Thriving in wetland areas, cutting grass utilizes its height and tough leaf blades to compete for sunlight and deter grazing animals, ensuring its prominence in its native landscape.
Gahnia setifolia
The poor souls who must trek through populations of gahnia setifolia will surely not come out unharmed. Razor sedge got its name because of the cruelty of its leaves: it has wickedly sharp edges on every leaf; so where it grows, it cuts. Gahnia setifolia grows especially well in damp and forest soils in New Zealand, so watch out, Kiwis!
Gahnia procera
Gahnia procera is a tall, robust perennial sedge, immediately recognizable by its dense tussocks of long, narrow leaves and distinctive flowering spikes. These dark brown inflorescences tower above the foliage, allowing it to disperse seeds effectively in its native habitats, often wetlands or moist, open forests. Adapted to marshy soils, gahnia procera's root system excels in waterlogged environments, aiding in erosion control.
All Species of Saw-sedge
Cutting sedge
Cutting sedge
Cutting sedge (Gahnia pauciflora) is a grass-like sedge that enjoys coastal habitats and can also be found in low and medium-altitude forests. The plant's specific epithet pauciflora means having few flowers*.* It is an important food source for New Zealand's uncommon forest ringlet butterfly*.*
Gahnia
Gahnia
Gahnia(Gahnia tristis) is a semiaquatic species that grows in tufts. The specific epithet, "tristis," means foul, sullen, or disagreeable. When it blooms, gahnia typically produces one hermaphroditic flower plus one male flower lower on the stem.
Toetoe kiwi
Toetoe kiwi
Toetoe kiwi is a perennial sedge with sharp-edged leaves that form dense tussocks. Its distinctive brownish flower spikes emerge on tall stems, swaying above the foliage. Thriving in wetland habitats, toetoe kiwi's robust root system helps stabilize soil, making it an integral part of its ecosystem. This plant's resilience allows it to endure fluctuating water levels.
Gahnia xanthocarpa
Gahnia xanthocarpa
Gahnia xanthocarpa is a robust perennial sedge that flaunts long, strap-like leaves with a razor-sharp edge, hinting at its resilience. The plant bears golden-brown flower spikes, which offer a striking contrast against its deep-green foliage. Thriving in swampy or wetland habitats, gahnia xanthocarpa employs its sturdy root system to stabilize the soil and withstand waterlogged conditions.
Gahnia rigida
Gahnia rigida
Gahnia rigida is a robust, perennial sedge, typically presenting with narrow, rigid leaves that form dense tufts. It features tall flowering stems, topped with brownish flower spikes that stand out against green foliage. This hardy plant thrives in wetland margins, indicating its adaptation to moist habitats. Its sturdy leaves may also deter herbivores, ensuring its survival in competitive ecosystems.
Cutting grass
Cutting grass
Cutting grass is a robust perennial sedge characterized by its tall, dense clumps of sharp-edged foliage and soaring flower spikes. The plant’s dark green leaves form a striking tufted appearance, while its brownish inflorescences, blooming on tall stems, give it an imposing presence. Thriving in wetland areas, cutting grass utilizes its height and tough leaf blades to compete for sunlight and deter grazing animals, ensuring its prominence in its native landscape.
Gahnia setifolia
Gahnia setifolia
The poor souls who must trek through populations of gahnia setifolia will surely not come out unharmed. Razor sedge got its name because of the cruelty of its leaves: it has wickedly sharp edges on every leaf; so where it grows, it cuts. Gahnia setifolia grows especially well in damp and forest soils in New Zealand, so watch out, Kiwis!
Gahnia procera
Gahnia procera
Gahnia procera is a tall, robust perennial sedge, immediately recognizable by its dense tussocks of long, narrow leaves and distinctive flowering spikes. These dark brown inflorescences tower above the foliage, allowing it to disperse seeds effectively in its native habitats, often wetlands or moist, open forests. Adapted to marshy soils, gahnia procera's root system excels in waterlogged environments, aiding in erosion control.
Red-fruit saw-sedge
Red-fruit saw-sedge
Red-fruit saw-sedge is a robust perennial sedge that thrives in open woodlands and moist environments. It sports tall, tussocky clumps of leaves that can reach over a meter with sharp, cutting edges. Distinctive brown flower spikelets extend on long, arching stems, which later become burr-like seed clusters. Its resilience and adaptations allow it to occupy a niche within temperate climates and diverse Australian landscapes.
More Popular Genus
Feedback
Dracaena
Dracaena are popular house plants that are easy to grow. They can tolerate low-light conditions and require little watering. Their leaves range from variegated to dark green. Their characteristic traits include woody stems that grow slowly but offer a striking appearance for small spaces such as apartments or offices.
Fig trees
Fig trees have been cultivated in many regions for their fruits, particularly the common fig, F. carica. Most of the species have edible fruits, although the common fig is the only one of commercial value. Fig trees are also important food sources for wildlife in the tropics, including monkeys, bats, and insects.
Brambles
Brambles are members of the rose family, and there are hundreds of different types to be found throughout the European countryside. They have been culturally significant for centuries; Christian folklore stories hold that when the devil was thrown from heaven, he landed on a bramble bush. Their vigorous growth habit can tangle into native plants and take over.
Maples
The popular tree family known as maples change the color of their leaves in the fall. Many cultural traditions encourage people to watch the colors change, such as momijigari in Japan. Maples popular options for bonsai art. Alternately, their sap is used to create maple syrup.
Prunus
Prunus is a genus of flowering fruit trees that includes almonds, cherries, plums, peaches, nectarines, and apricots. These are often known as "stone fruits" because their pits are large seeds or "stones." When prunus trees are damaged, they exhibit "gummosis," a condition in which the tree's gum (similar to sap) is secreted to the bark to help heal external wounds.
Nightshades
Nightshades is a large and diverse genus of plants, with more than 1500 different types worldwide. This genus incorporates both important staple food crops like tomato, potato, and eggplant, but also dangerous poisonous plants from the nightshade family. The name was coined by Pliny the Elder almost two thousand years ago.
Roses
Most species of roses are shrubs or climbing plants that have showy flowers and sharp thorns. They are commonly cultivated for cut flowers or as ornamental plants in gardens due to their attractive appearance, pleasant fragrance, and cultural significance in many countries. The rose hips (fruits) can also be used in jams and teas.
Oaks
Oaks are among the world's longest-lived trees, sometimes growing for over 1,000 years! The oldest known oak tree is in the southern United States and is over 1,500 years old. Oaks produce an exceedingly popular type of wood which is used to make different products, from furniture and flooring to wine barrels and even cosmetic creams.
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About
Key Facts
Distribution
How To Care
All Species
More Genus
Saw-sedge
Gahnia
Lifespan
Perennial
Key Facts About Saw-sedge
Feedback
Attributes of Saw-sedge
Leaf type
Evergreen
Scientific Classification of Saw-sedge
Distribution of Saw-sedge
Feedback
Distribution Map of Saw-sedge
Native
Cultivated
Invasive
Potentially invasive
Exotic
No species reported
How to Grow and Care for Saw-sedge
Feedback
The saw-sedge (saw-sedge) genus is comprised of grass-like plants native to Australia. These hardy perennials thrive in full sun to partial shade, with moist, well-drained soil. The Basic Care Needs include moderate watering and protection from low temperatures as saw-sedge is sensitive to frost. Common Challenges include susceptibility to pests like aphids and scale insects. Fungal diseases can occur under poor ventilation or over-watering. Seasonal Considerations comprise cutting back in spring to encourage fresh growth. Extra watering might be needed during dry summer months, but in winter, watering should be reduced.
Exploring the Saw-sedge Plants
Feedback
8 most common species：
Cutting sedge
Cutting sedge (Gahnia pauciflora) is a grass-like sedge that enjoys coastal habitats and can also be found in low and medium-altitude forests. The plant's specific epithet pauciflora means having few flowers*.* It is an important food source for New Zealand's uncommon forest ringlet butterfly*.*
Gahnia
Gahnia(Gahnia tristis) is a semiaquatic species that grows in tufts. The specific epithet, "tristis," means foul, sullen, or disagreeable. When it blooms, gahnia typically produces one hermaphroditic flower plus one male flower lower on the stem.
Toetoe kiwi
Toetoe kiwi is a perennial sedge with sharp-edged leaves that form dense tussocks. Its distinctive brownish flower spikes emerge on tall stems, swaying above the foliage. Thriving in wetland habitats, toetoe kiwi's robust root system helps stabilize soil, making it an integral part of its ecosystem. This plant's resilience allows it to endure fluctuating water levels.
Gahnia xanthocarpa
Gahnia xanthocarpa is a robust perennial sedge that flaunts long, strap-like leaves with a razor-sharp edge, hinting at its resilience. The plant bears golden-brown flower spikes, which offer a striking contrast against its deep-green foliage. Thriving in swampy or wetland habitats, gahnia xanthocarpa employs its sturdy root system to stabilize the soil and withstand waterlogged conditions.
Show More Species
All Species of Saw-sedge
More Popular Genus
Feedback
Dracaena
Dracaena are popular house plants that are easy to grow. They can tolerate low-light conditions and require little watering. Their leaves range from variegated to dark green. Their characteristic traits include woody stems that grow slowly but offer a striking appearance for small spaces such as apartments or offices.
Fig trees
Fig trees have been cultivated in many regions for their fruits, particularly the common fig, F. carica. Most of the species have edible fruits, although the common fig is the only one of commercial value. Fig trees are also important food sources for wildlife in the tropics, including monkeys, bats, and insects.
Brambles
Brambles are members of the rose family, and there are hundreds of different types to be found throughout the European countryside. They have been culturally significant for centuries; Christian folklore stories hold that when the devil was thrown from heaven, he landed on a bramble bush. Their vigorous growth habit can tangle into native plants and take over.
Maples
The popular tree family known as maples change the color of their leaves in the fall. Many cultural traditions encourage people to watch the colors change, such as momijigari in Japan. Maples popular options for bonsai art. Alternately, their sap is used to create maple syrup.
Prunus
Prunus is a genus of flowering fruit trees that includes almonds, cherries, plums, peaches, nectarines, and apricots. These are often known as "stone fruits" because their pits are large seeds or "stones." When prunus trees are damaged, they exhibit "gummosis," a condition in which the tree's gum (similar to sap) is secreted to the bark to help heal external wounds.
Nightshades
Nightshades is a large and diverse genus of plants, with more than 1500 different types worldwide. This genus incorporates both important staple food crops like tomato, potato, and eggplant, but also dangerous poisonous plants from the nightshade family. The name was coined by Pliny the Elder almost two thousand years ago.
Roses
Most species of roses are shrubs or climbing plants that have showy flowers and sharp thorns. They are commonly cultivated for cut flowers or as ornamental plants in gardens due to their attractive appearance, pleasant fragrance, and cultural significance in many countries. The rose hips (fruits) can also be used in jams and teas.
Oaks
Oaks are among the world's longest-lived trees, sometimes growing for over 1,000 years! The oldest known oak tree is in the southern United States and is over 1,500 years old. Oaks produce an exceedingly popular type of wood which is used to make different products, from furniture and flooring to wine barrels and even cosmetic creams.
Your Ultimate Guide to Plants
Identify grow and nurture the better way!
17,000 local species +400,000 global species studied
Nearly 5 years of research
80+ scholars in botany and gardening
Continue reading in our app - it's better
A database of 400000+ plants
unlimited guides at your fingertips...
unlimited guides at your fingertips...
