Carex supina, the weak arctic sedge, is a small, low-growing, tufted sedge from cold northern and mountain regions. It is a hardy wild plant of tundra, alpine and steppe habitats and is grown mainly by alpine and native-plant enthusiasts.
Family
Cyperaceae (Cyper family)
Grows as
Grass
Light
Full sun, Part shade
Water
Keep the soil evenly moist in the growing season and avoid letting it dry out completely.
Soil
Gritty, well-drained, moisture-retentive soil or alpine mix.
Temperature
5-20 °C; very cold-hardy, tolerating well below freezing in winter.
How easy
Moderate
Native range
Temp. Eurasia, Subarctic America to NC. U.S.A.
Climate
temperate
About
Carex supina, called the weak arctic sedge, is a species of flowering plant in the genus Carex, native to Alaska, western and central Canada, Minnesota, Greenland, central and eastern Europe, the Caucasus region, Central Asia, Siberia, the Himalaya, the Amur region, Manchuria, and Korea. It is often found in association with Festuca altaica and Poa glauca.
Text excerpted from the Wikipedia article Carex supina by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.
The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.
Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.