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Wideleaf polargrass

Arctagrostis latifolia

Also called Arctic Grass, Russian Grass, Broad Leaved Arctic Bent, Polargrass, Wide Leaved Polargrass, Broadleaf Arctagrostis, Reed Polargrass

Wideleaf polargrass
Photo: Britton, N.L., and A. Brown. 1913, Public domain

Wideleaf polargrass is a long-lived, mat-forming perennial grass of the high Arctic and subarctic, growing from a creeping rhizome. It is a cold-hardy wild grass best suited to cold, moist northern conditions rather than ordinary gardens.

Family
Poaceae (Grass family)
Grows as
Grass
Light
Full sun
Water
Keep soil consistently moist during the growing season, as it occurs in cool, damp arctic habitats.
Soil
Cool, moist, humus-rich or peaty soil.
Temperature
Tolerates severe cold, native to arctic climates; warm summers are not required.
How easy
Moderate
Native range
Subarctic to Mongolia
Climate
subalpine or subarctic

About

Arctagrostis latifolia, the wideleaf polargrass, is a widespread species of grass (family Poaceae), with a circumpolar distribution in the high Arctic. It is a tetraploid with chromosome number 2n = 4x = 28.

Where it grows

Arctagrostis latifolia has a global circumpolar distribution. In North America, its native range includes Alaska, British Columbia, Yukon, Northwest Territories, Nunavut, Québec, Ontario, Newfoundland, Manitoba, Labrador and Greenland. In Europe its range includes Finland, Norway, Svalbard, North European Russia and East European Russia. In Asia it includes West Siberia, Irkutsk, Khabarovsk, Kazakhstan, Kamchatka, Yakutsk and Mongolia.

Text excerpted from the Wikipedia article Arctagrostis latifolia 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.

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