Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Cyperaceae

Genus:

Carex

Species:

Carex borealipolaris

USDA Symbol:

KOSI

Growth Characteristics

Life Cycle:

Perennial

Growth Habit:

Graminoid

Height:

40 cm

Light Requirements:

Full Sun

Drought Tolerance:

Low

Bloom Months:

may,jun,jul

Garden & Ecology Notes

Wildlife Value:

birds, small mammals

Deer Resistant:

Yes

Soil Requirements

Soil Type:

moist, nutrient-rich, well-drained soil

pH:

5.5 - 7.0 (slightly acidic to neutral)

Drainage:

good drainage required

Moisture:

consistently moist

Notes:

thrives in cold, boreal environments

Propagation & Germination

Stratification:

Cold/moist stratification required — 30–60 days

Germination Time:

14–45 days

Notes:

Seeds require light for germination. Best sown on soil surface in cold, moist conditions.