Green Flatsedge

Cyperus virens

Native to:
Argentina, Bolivia, Brazil, Chile, Colombia, Costa Rica, Cuba, Dominican Republic, El Salvador, Guatemala, Haiti, Honduras, Jamaica, Mexico, Nicaragua, Panamá, Paraguay, Puerto Rico, Suriname, United States, Uruguay

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Cyperaceae
Genus:
Cyperus
Species:
Cyperus virens
USDA Symbol:
CYVI2

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Graminoid
Height:
100 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
may,jun,jul,aug,sep,oct
Bloom Colors:
green, brown

Garden & Ecology Notes

Wildlife Value:
waterfowl, songbirds
Deer Resistant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts from rhizomes following fire; typical of wetland sedges that recover quickly post-burn.

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
commonly found in wetlands and marshy areas

Propagation & Germination

Stratification:
None required
Germination Time:
14–30 days
Notes:
Seeds germinate readily in moist to wet conditions with warm temperatures. Surface sow as seeds require light.