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Purple threeawn

Aristida purpurea

Also called Democrat Grass, Wiregrass, Purple Threeawn Grass, Purple Three Awn, Red Threeawn

Purple threeawn
Photo: User:Stan Shebs, CC BY-SA 3.0

Aristida purpurea is a perennial bunchgrass native to North America, growing erect to under a metre tall, with reddish-purple flower glumes. It is a drought-tolerant grass of open plains and grassland, best grown in full sun with lean, well-drained soil.

Family
Poaceae (Grass family)
Grows as
Grass
Light
Full sun
Water
Water deeply but infrequently, and let the soil dry out between waterings once established.
Soil
Sandy or gravelly, well-drained soil; tolerates poor, lean soils.
Temperature
Hardy across much of North America; tolerates heat and cold typical of plains climates.
How easy
Easy
Native range
WC. & S. U.S.A. to Mexico, Cuba to Hispaniola
Climate
seasonally dry tropical

About

Aristida purpurea is a species of grass native to North America which is known by the common name purple three-awn.

Where it grows

This grass is fairly widespread and can be found across the western two thirds of the United States, much of southern Canada and parts of northern Mexico. It is most abundant on the plains.

Other Aristida plants

Sixweeks threeawn · Aristida pungens · Pineland threeawn

Text excerpted from the Wikipedia article Aristida purpurea 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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