North America Native Plant

Woolly Brome

Botanical name: Bromus lanatipes

USDA symbol: BRLA6

Life cycle: perennial

Habit: grass

Native status: Native to the lower 48 states  

Synonyms: Bromus anomalus Rupr. ex Fourn. var. lanatipes (Shear) Hitchc. (BRANL2)  âš˜  Bromopsis lanatipes (Shear) Holub (BRLA10)  âš˜  Bromus porteri (J.M. Coult.) Nash var. lanatipes Shear (BRPOL2)   

Woolly Brome: A Soft-Textured Native Grass for Southwestern Gardens If you’re looking to add some native character to your southwestern garden, woolly brome (Bromus lanatipes) might just be the unsung hero you’ve been searching for. This perennial grass brings a touch of softness to the landscape with its distinctively fuzzy ...

Woolly Brome: A Soft-Textured Native Grass for Southwestern Gardens

If you’re looking to add some native character to your southwestern garden, woolly brome (Bromus lanatipes) might just be the unsung hero you’ve been searching for. This perennial grass brings a touch of softness to the landscape with its distinctively fuzzy seed heads that seem to glow when backlit by the morning or evening sun.

What Makes Woolly Brome Special

Woolly brome is a true native of the American Southwest, naturally occurring across Arizona, Colorado, New Mexico, Oklahoma, and Texas. Unlike some of its more aggressive cousins in the Bromus family, this perennial grass has evolved specifically for the challenging conditions of the southwestern United States, making it a perfect fit for gardeners in these regions who want to work with nature rather than against it.

The woolly in its name comes from the soft, fuzzy texture of its seed heads, which give the plant an almost ethereal quality when they catch the light. This texture sets it apart from many other native grasses and adds visual interest to prairie gardens and naturalized areas.

Where Woolly Brome Shines in Your Garden

This native grass works beautifully in several garden settings:

  • Drought-tolerant and xerophytic gardens
  • Native plant gardens focused on regional species
  • Prairie and grassland restoration projects
  • Low-maintenance naturalized areas
  • Wildlife habitat gardens

While woolly brome may not be the showiest plant in your garden, it serves as an excellent supporting player, providing texture and movement while requiring minimal care once established.

Growing Conditions and Care

One of the best things about woolly brome is how well-adapted it is to challenging southwestern conditions. Here’s what you need to know:

Sun and Soil: This grass thrives in full sun to partial shade and isn’t particularly fussy about soil type, as long as it drains well. It’s naturally adapted to the often poor, rocky soils of its native range.

Water Needs: Once established, woolly brome is impressively drought-tolerant. While it will appreciate occasional water during extended dry periods, it’s designed to handle the feast-or-famine rainfall patterns of the Southwest.

Hardiness: Suitable for USDA zones 4-9, woolly brome can handle both cold winters and hot summers across its range.

Planting and Establishment

Getting woolly brome started in your garden is straightforward:

  • Start from seed for the most economical approach
  • Plant seeds in fall or early spring
  • Scatter seeds over prepared soil and rake lightly
  • Water gently until germination occurs
  • Be patient – native grasses often take time to establish

Once your woolly brome is established, maintenance is minimal. You can leave the seed heads for winter interest and wildlife, then cut back in late winter or early spring before new growth begins.

Wildlife and Ecosystem Benefits

While woolly brome may not be a pollinator magnet like wildflowers, it plays important ecological roles. The seeds provide food for birds and small mammals, and the grass structure offers nesting material and shelter. As part of a diverse native plant community, it helps support the complex web of life that makes southwestern ecosystems so resilient.

Is Woolly Brome Right for Your Garden?

Woolly brome is perfect for gardeners who:

  • Want to support native plant communities
  • Appreciate subtle beauty over flashy displays
  • Need low-maintenance, drought-tolerant plants
  • Are creating wildlife habitat
  • Live within its natural range

However, it might not be the best choice if you’re looking for a dramatic focal point or need a grass for high-traffic areas, as it’s more delicate than some alternatives.

Woolly brome represents the quiet beauty of native southwestern grasslands – not demanding attention, but rewarding those who take the time to appreciate its subtle charms. In a world of gardening extremes, sometimes it’s the modest natives that prove most valuable in creating sustainable, beautiful landscapes that truly belong to their place.

Woolly Brome

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Commelinidae

Order

Cyperales

Family

Poaceae Barnhart - Grass family

Genus

Bromus L. - brome

Species

Bromus lanatipes (Shear) Rydb. - woolly brome

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA