Thurber Needlegrass
Achnatherum thurberianum
Last reviewed: June 2026
The USDA PLANTS Database (opens in new tab) does not flag Thurber Needlegrass as toxic to livestock.
Light
full sun
Water
low
Size
12"–36" H × 6"–18" W
Bloom
Jun, Jul, Aug
Native to
WY
Browse plants for this ecoregion
Thurber's needlegrass is a native bunch grass that forms attractive clumps with fine-textured foliage. It produces delicate seed heads in summer and turns golden tan in fall, providing year-round interest in drought-tolerant landscapes.
In an HOA neighborhood
Thurber Needlegrass is an HOA-friendly choice. Maintenance level: low. Tidiness: 4 out of 5.
Works well in: front yard, foundation, street edge, mid zone.
- Dormant winter appearance may look bare to some
Wildlife value
This grass provides excellent habitat and nesting material for small birds and supports various native insects. The seeds are an important food source for quail, sparrows, and other seed-eating birds.
Common questions
- How much sun does Thurber Needlegrass need?
- Thurber Needlegrass grows best in full sun conditions.
- When does Thurber Needlegrass bloom?
- Thurber Needlegrass blooms in June, July, and August.
- Where is Thurber Needlegrass native?
- Thurber Needlegrass (Achnatherum thurberianum) is native to WY, per the USDA PLANTS Database and regional native plant society lists.
- Is Thurber Needlegrass toxic to livestock?
- The USDA PLANTS Database does not flag Thurber Needlegrass as toxic to livestock.
- Is Thurber Needlegrass HOA-friendly?
- Thurber Needlegrass is generally an HOA-friendly choice in the right placement, with low maintenance.
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 Thurber Needlegrass? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.