Silver hairgrass (Aira caryophyllea) is a small annual bunchgrass in the grass family, native to Europe, Africa and Asia and now naturalized in North America. It is a wild weed of dry, open ground rather than a commonly grown garden plant.
Family
Poaceae (Grass family)
Grows as
Grass
Light
Full sun
Water
Needs little water; it tolerates dry conditions and relies on seasonal rain.
Soil
Poor, dry, sandy or gravelly soils; tolerates acidic ground.
Temperature
Hardy in temperate climates; tolerates cool conditions and frost.
How easy
Easy
Native range
Macaronesia, Medit. to African Mts., Europe to Caucasus, Tibet to W. Himalaya
Climate
temperate
About
Aira caryophyllea is a species of grass known by the common name silver hairgrass. It's a species of bunchgrass that is native to Europe, Africa, and Asia. It has been introduced to other continents, including North America, where it is naturalized and common.
Aira caryophyllea is a light green grass with a silvery sheen on its spikelets before it dries and becomes straw-colored to white. The spikelets are borne on a spreading panicle inflorescence.
Text excerpted from the Wikipedia article Aira caryophyllea 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.