Sharpscale Flatsedge

Cyperus oxylepis

Native to:
Argentina, Aruba, Brazil, Colombia, Guatemala, Guyana, Honduras, Jamaica, Leeward Is., Mexico, Netherlands Antilles, Nicaragua, Paraguay, Peru, United States, Venezuelan Antilles

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Cyperaceae
Genus:
Cyperus
Species:
Cyperus oxylepis
USDA Symbol:
CYOX

Growth Characteristics

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

Garden & Ecology Notes

Wildlife Value:
waterfowl, shorebirds
Deer Resistant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts from rhizomes following fire. Wetland sedges often experience fire during drought periods.

Soil Requirements

Soil Type:
moist, nutrient-rich clay or loam
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
commonly 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 rates.