tall flatsedge

Cyperus eragrostis

Tall flatsedge is a grassy plant that grows in wet areas like marshes and along rivers. It has long, slender stems and can be found in many places, making it a friendly plant for nature explorers!

Habitat: Wetlands

Appearance

The tall flatsedge has bright green, grass-like leaves and distinctive triangular stems. Its unique umbrella-shaped clusters of small, greenish-brown spikelets bloom at the top, making it stand out from true grasses.

KingdomPlantaePhylumTracheophytaClassLiliopsidaOrderPoalesFamilyCyperaceaeGenusCyperus

tall flatsedge

Interesting facts

Globally, there are hundreds of different types of flatsedges, all belonging to the Cyperus family!

Its stems are famously triangular, not round like most grasses—feel it between your fingers!

Some related species are called 'nutgrasses' because they grow edible underground tubers, like tiny nuts!

The 'flatsedge' part of its name comes from how its small, flat seeds are shaped!

Special abilities

Tall flatsedge can grow in both wet and moist soils, allowing it to thrive in many watery places.

Tall flatsedge has triangular-shaped stems that make it extra strong and resistant to bending in strong winds or currents.

Tall flatsedge produces many seeds that can float on water, helping it spread its offspring to new watery homes.

Measurements & details

Height: 30-100 cm
Spread: 20-40 cm
Flower Size: 0.3-1 cm
Bloom Season: Summer to fall
Edible: No
Toxicity: None
Lifecycle: Perennial
Pollination Method: Wind

Ecological connections

eats

Mallard duck

Anas platyrhynchos

Seeds provide food for waterfowl.

eats

American Coot

Fulica americana

Coots forage on its seeds and plant material.

eats

Muskrat

Ondatra zibethicus

Muskrats may consume its rhizomes and stems.

shelters

Great Blue Heron

Ardea herodias

Herons use its dense growth for hunting cover.

Traits

Ornamental

Ornamental plants are cultivated primarily for their aesthetic appeal, enhancing landscapes and gardens with their attractive foliage, flowers, or form.

Grass-Like

Grass-like plants are herbaceous plants that visually resemble true grasses, typically having long, narrow leaves.

Rapid Growing

Rapid growing plants exhibit accelerated growth rates, quickly increasing in size and biomass within a short period.

Wetland

This habitat trait identifies species found in wetlands, which are areas of land saturated with water, either permanently or seasonally, including marshes, swamps, and bogs.