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Beyrich Threeawn

Aristida beyrichiana

Last reviewed: June 2026

Beyrich Threeawn (Aristida beyrichiana)
Photo: (c) Jay Horn, some rights reserved (CC BY), uploaded by Jay Horn

Light

full sun

Water

low

Size

6"–24" H × 4"–12" W

Bloom

Mar, Apr, May, Jun

Native to

AL, FL, GA, MS and 1 more states

Beyrich threeawn is a compact native bunch grass that forms small, neat clumps reaching up to 2 feet tall. This drought-tolerant perennial produces delicate seed heads from March through June and thrives in sandy soils with minimal water requirements.

In an HOA neighborhood

Beyrich Threeawn takes more care to keep looking intentional in a front yard. Maintenance level: low. Consider it for backyard or mid-zone beds rather than the street edge.

Works well in: backyard only.

  • Has a wild, unmanicured appearance
  • Seed heads can look messy to conventional landscaping standards
  • May be perceived as weedy by HOA boards

Wildlife value

This native grass provides seeds for songbirds and small wildlife. The clumping structure offers nesting material and shelter for beneficial insects.

Common questions

How much sun does Beyrich Threeawn need?
Beyrich Threeawn grows best in full sun conditions.
When does Beyrich Threeawn bloom?
Beyrich Threeawn blooms in March, April, May, and June.
Where is Beyrich Threeawn native?
Beyrich Threeawn (Aristida beyrichiana) is native to AL, FL, GA, MS and 1 more states, per the USDA PLANTS Database and regional native plant society lists.
Is Beyrich Threeawn HOA-friendly?
Beyrich Threeawn takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.

Native range data from the USDA PLANTS Database and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

Ready to grow Beyrich Threeawn? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.

Not sure where to start? Take the 2-minute yard quiz