ExplorePlants

Marsh Flatsedge

cyperus pseudovegetus

Marsh Flatsedge is a tall grass-like plant that grows in wet areas! Its unique shape and texture make it a fun plant to discover while exploring nature.

Habitat: Marshes and wetlands, often found near water.

Appearance

The Marsh Flatsedge is a grass-like plant with distinct, sharply triangular stems that grow upright. It has slender, light green leaves and clusters of small, greenish-yellowish spikelets at the stem tips, which are quite inconspicuous.

KingdomPlantaePhylumTracheophytaClassLiliopsidaOrderPoalesFamilyCyperaceaeGenusCyperus
Marsh Flatsedge
herbivorous trait badgecoastal trait badgediurnal trait badgeaquatic trait badge
Marsh Flatsedge

Category

Plants

Rarity

Common

Danger

0/5 · No known danger

Snaps

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Interesting facts

Birds love to snack on the tiny seeds hidden inside its spikelets.

It grows best when its 'feet' are wet, often standing in shallow water.

Its stems are so triangular you can actually feel the sharp edges!

Some scientists call it 'false sedge' because it often looks like a grass!

Special abilities

Ability

Water Guardian

Marsh Flatsedge can thrive in super wet soil that most plants can't, helping it survive in soggy marshlands.

Ability

Erosion Defender

Marsh Flatsedge has strong roots that anchor soil in place, helping prevent it from washing away during floods.

Ability

Nutrient Sponge

Marsh Flatsedge can absorb extra nutrients from water, helping to keep its wetland home cleaner.

Measurements & details

Height
30-90 cm
Spread
15-45 cm
Flower Size
1-3 cm
Bloom Season
Late spring to fall
Edible
No
Toxicity
None
Lifecycle
Perennial
Pollination Method
Wind

Ecological connections

eats

Mallard

Anas platyrhynchos

consumes its small seeds

eats

Muskrat

Ondatra zibethicus

feeds on its plant parts

shelters

Green Tree Frog

Hyla cinerea

hides among its dense stems

Traits

Also known as

Cyperus FlatsedgeFlat-sedgeWater Flatsedge

Collections

Safety

Danger

0/5 · No known danger

No special safety notes yet.

Frequently Asked Questions

How tall is Marsh Flatsedge?

30-90 cm

How wide does Marsh Flatsedge spread?

15-45 cm

How big are the flowers on Marsh Flatsedge?

1-3 cm

When does Marsh Flatsedge bloom?

Late spring to fall

Is Marsh Flatsedge edible?

No

Is Marsh Flatsedge toxic?

None

What is Marsh Flatsedge's lifecycle?

Perennial

How is Marsh Flatsedge pollinated?

Wind

Snap Map

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Where to spot

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