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Purple Threeawn purple threeawn
Scientific Name: Aristida purpurea Nutt.
Family: Poaceae
Purple Threeawn 
purple threeawn (Aristida purpurea)
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Recommended Temperature Zone:
USDA: 8-10

Frost Tolerance: Hardy to 10 F (-12 C)

Sun Exposure: Full sun

Origin: Large distribution in western North America, in the southwest it is encountered at 2000 to 4500 feet elevation (600-1350 m)

Growth Habits: Perennial bunch grass, 1 to 2.5 feet tall (30-75 cm), 1 to 2 feet wide (30-60 cm)

Watering Needs: Very low water

Propagation: Seeds

The fruits of this Aristida are purplish while maturing and have three long awns at their tips.

Blooming Habits:
Purplish flowers in summer and fall

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