Rigid Sedge

Carex tetanica

Native to:
Canada, United States

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Cyperaceae
Genus:
Carex
Species:
Carex tetanica
USDA Symbol:
CATE6

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Graminoid
Height:
60 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
may,jun

Garden & Ecology Notes

Wildlife Value:
birds, small mammals
Deer Resistant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Tolerates periodic fire in prairie systems and resprouts vigorously from rhizomes after burning. Fire helps maintain open wetland habitat preferred by this species.

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
often found in calcareous fens and wet meadows

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Germination Time:
14–60 days
Notes:
Seeds germinate best with light exposure on moist soil surface. May show delayed or erratic germination in first season.