Looseflower Alpine Sedge

Carex rariflora

Native to:
Canada, Finland, Greenland, Iceland, Kuril Is., Labrador, Norway, Russia, Sweden, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Cyperaceae
Genus:
Carex
Species:
Carex rariflora
USDA Symbol:
CARA5

Growth Characteristics

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

Wildlife Benefits

Caterpillars:
★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)

Host Plant for Caterpillars

Ross's alpine (Erebia rossii)

Garden & Ecology Notes

Wildlife Value:
birds, small mammals
Deer Resistant:
Yes

Soil Requirements

Soil Type:
wet, peaty, nutrient-poor soil
pH:
4.5 - 6.5 (acidic to slightly acidic)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
commonly found in bogs and fens

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Germination Time:
14–60 days
Notes:
Seeds require cold stratification and consistent moisture; germination can be erratic.