When does tufted hairgrass bloom?

Tufted hairgrass blooms from June through August, sending up fine, arching flower panicles that shift from golden to purplish tones as they mature.

What insects are associated with tufted hairgrass?

Bees, beetles, and flies are commonly observed around tufted hairgrass, though as a grass it relies mainly on wind for pollen movement.

What growing conditions suit tufted hairgrass best?

It grows well in part shade to full sun with medium moisture, and tolerates both wetter low spots and drier upland soils once established.

How is tufted hairgrass used in garden design?

Gardeners often use it in rain gardens, meadow plantings, and on slopes for erosion control, valuing its fine texture and long bloom display from early to late summer.

Is Tufted Hairgrass toxic to livestock?

The USDA PLANTS Database does not flag Tufted Hairgrass as toxic to livestock.

Is Tufted Hairgrass HOA-friendly?

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

Tufted Hairgrass

Name: Pollinator Patch
Author: Pollinator Patch

Deschampsia cespitosa

Last reviewed: September 2026

Deschampsia cespitosa, tufted hairgrass, forms dense grassy clumps topped with airy, shimmering flower panicles from June through August. It thrives in cool, moist meadows, woodland edges, and mountain slopes.

Tufted Hairgrass (Deschampsia cespitosa) is not on the ASPCA Animal Poison Control Center toxic plant list for dogs or cats (aspca.org (opens in new tab), last reviewed 2026-05-21). If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.

The USDA PLANTS Database (opens in new tab) does not flag Tufted Hairgrass as toxic to livestock.

Light

part shade

Water

medium

Size

12"–48" H × 12"–24" W

Bloom

Jun, Jul, Aug

Native to

AZ, CA, CO, CT and 29 more states

Pollinators

bees, beetles, flies

Before you buy

Your city may pay you to plant this

Cities and water utilities offer rebates for replacing lawn with native and water-wise plants. We track 452 programs across 44 states, each with a link to the provider and the date we last checked it.

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Browse plants for this ecoregion

Coast Range Puget Lowland Marine West Coast Forest Northwestern Forested Mountains Sierra Nevada Central California Foothills and Coastal Mountains Central California Valley Southern California Mountains North American Deserts Central Basin and Range Mojave Basin and Range Southern Rockies Arizona/New Mexico Mountains High Plains Northwestern Glaciated Plains Northwestern Great Plains Madrean Archipelago

Tufted hairgrass is an elegant, cool-season bunchgrass with fine-textured foliage and airy, bronze-tinged flower plumes that appear in summer. It forms neat, rounded clumps of slender green leaves that provide year-round structure and movement in gardens.

Growing Tufted Hairgrass

Grow Tufted Hairgrass in part shade and medium water. Mature plants reach 12 to 48 inches tall and spread 12 to 24 inches wide. Expect low maintenance to keep it looking intentional in a front yard.

In an HOA neighborhood

Tufted Hairgrass is an HOA-friendly choice. Maintenance level: low. Tidiness: 4 out of 5.

Works well in: front yard, foundation, street edge, mid zone.

Seed heads may be perceived as untidy if not trimmed after flowering

Wildlife value

The seeds provide food for small birds, while the structure offers shelter for beneficial insects. During its summer bloom period, it attracts various pollinators including bees, beetles, and flies.

Common questions

When does tufted hairgrass bloom?: Tufted hairgrass blooms from June through August, sending up fine, arching flower panicles that shift from golden to purplish tones as they mature.
What insects are associated with tufted hairgrass?: Bees, beetles, and flies are commonly observed around tufted hairgrass, though as a grass it relies mainly on wind for pollen movement.
What growing conditions suit tufted hairgrass best?: It grows well in part shade to full sun with medium moisture, and tolerates both wetter low spots and drier upland soils once established.
How is tufted hairgrass used in garden design?: Gardeners often use it in rain gardens, meadow plantings, and on slopes for erosion control, valuing its fine texture and long bloom display from early to late summer.
Is Tufted Hairgrass toxic to dogs?: Tufted Hairgrass is not on the ASPCA Animal Poison Control Center toxic plant list for dogs (aspca.org).
Is Tufted Hairgrass toxic to cats?: Tufted Hairgrass is not on the ASPCA Animal Poison Control Center toxic plant list for cats (aspca.org).
Is Tufted Hairgrass toxic to livestock?: The USDA PLANTS Database does not flag Tufted Hairgrass as toxic to livestock.
Is Tufted Hairgrass HOA-friendly?: Tufted Hairgrass is generally an HOA-friendly choice in the right placement, with low maintenance.

These answers were drafted with an AI model from this plant's data. Verify care details with a local expert.

Native range data from the World Checklist of Vascular Plants (Kew). 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.

See all plant problem guides

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

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