How much sun does Southwestern Bristlegrass need?

Southwestern Bristlegrass grows best in part sun conditions.

When does Southwestern Bristlegrass bloom?

Southwestern Bristlegrass blooms in May, June, July, August, September, October, and November.

Where is Southwestern Bristlegrass native?

Southwestern Bristlegrass (Setaria scheelei) is native to AZ, TX, per vouchered herbarium specimen records and regional native plant society lists.

Is Southwestern Bristlegrass HOA-friendly?

Southwestern Bristlegrass is generally an HOA-friendly choice in the right placement, with low maintenance.

Southwestern Bristlegrass

Name: Pollinator Patch
Author: Pollinator Patch

Setaria scheelei

Last reviewed: October 2026

Toxicity unknown

Southwestern Bristlegrass (Setaria scheelei) is not listed by the ASPCA Animal Poison Control Center (opens in new tab) or the other sources we check, so we have no verdict for it either way. Absence from those lists is not a clearance. If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.

Light

part sun

Water

low

Size

24"–36" H × 6"–12" W

Bloom

May, Jun, Jul, Aug, Sep, Oct, Nov

Native to

AZ, TX

Before you buy

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Browse plants for this ecoregion

Chihuahuan Deserts Central Great Plains Cross Timbers Edwards Plateau Southern Texas Plains Texas Blackland Prairies East Central Texas Plains Western Gulf Coastal Plain

Southwestern Bristlegrass is a native Texas perennial that forms upright clumps with narrow leaves and feathery seed heads. It blooms from spring through fall with distinctive bristly flower spikes that add texture to the landscape. This drought-tolerant grass goes dormant in winter but returns reliably each spring.

In an HOA neighborhood

Southwestern Bristlegrass is an HOA-friendly choice. Maintenance level: low. Tidiness: 2 out of 5.

Works well in: front yard, mid zone.

Cut back in late winter

Wildlife value

The seed heads provide food for birds, especially quail and other ground-feeding species. As a native grass, it also supports various insects and small wildlife throughout its long growing season.

Common questions

How much sun does Southwestern Bristlegrass need?: Southwestern Bristlegrass grows best in part sun conditions.
When does Southwestern Bristlegrass bloom?: Southwestern Bristlegrass blooms in May, June, July, August, September, October, and November.
Where is Southwestern Bristlegrass native?: Southwestern Bristlegrass (Setaria scheelei) is native to AZ, TX, per vouchered herbarium specimen records and regional native plant society lists.
Is Southwestern Bristlegrass HOA-friendly?: Southwestern Bristlegrass is generally an HOA-friendly choice in the right placement, with low maintenance.

Native range data from vouchered herbarium specimen records and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

If something looks wrong

Common plant problems, and what to check first

These come up on almost any plant. Each guide lists the likely causes in the order they are worth ruling out, with one thing to check before you act on any of them, and links to the source it came from.

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

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