Wiry Flatsedge

Cyperus filiformis

Native to:
Aruba, Bahamas, Cayman Is., Colombia, Cuba, Dominican Republic, Haiti, Jamaica, Leeward Is., Netherlands Antilles, Puerto Rico, United States, Virgin Islands

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Cyperaceae
Genus:
Cyperus
Species:
Cyperus filiformis
USDA Symbol:
CYFI4

Growth Characteristics

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

Garden & Ecology Notes

Wildlife Value:
waterfowl, shorebirds
Deer Resistant:
Yes

Soil Requirements

Soil Type:
moist, sandy, nutrient-rich soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
often found in wetlands and marshy areas

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds germinate best with consistent moisture and warm temperatures. Light may improve germination.