Schweinitz's Flatsedge

Cyperus schweinitzii

Native to:
Canada, Mexico, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Cyperaceae
Genus:
Cyperus
Species:
Cyperus schweinitzii
USDA Symbol:
CYSC3

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Graminoid
Height:
80 cm
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
jun,jul,aug,sep

Garden & Ecology Notes

Wildlife Value:
birds, small mammals
Deer Resistant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts from rhizomes after fire; associated with fire-maintained sand prairies and dunes.

Soil Requirements

Soil Type:
sandy, nutrient-poor, well-drained
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
commonly found in sandy prairies and dunes

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days

The above propagation data sourced from Claude AI