North America Native Plant

Orcutt’s Brome

Botanical name: Bromus orcuttianus

USDA symbol: BROR2

Life cycle: perennial

Habit: grass

Native status: Native to the lower 48 states  

Synonyms: Bromopsis orcuttiana (Vasey) Holub (BROR3)  âš˜  Bromus orcuttianus Vasey var. hallii Hitchc. (BRORH)   

Orcutt’s Brome: A Native Grass Worth Getting to Know If you’re looking to add authentic Western charm to your native garden, meet Orcutt’s brome (Bromus orcuttianus) – a graceful perennial grass that’s been quietly beautifying the American West long before any of us thought about going native with our landscaping ...

Orcutt’s Brome: A Native Grass Worth Getting to Know

If you’re looking to add authentic Western charm to your native garden, meet Orcutt’s brome (Bromus orcuttianus) – a graceful perennial grass that’s been quietly beautifying the American West long before any of us thought about going native with our landscaping choices.

What Makes Orcutt’s Brome Special?

This perennial bunchgrass brings a delicate elegance to the landscape with its narrow leaves and drooping seed heads that dance beautifully in the breeze. Unlike some of its more aggressive cousins in the Bromus family, Orcutt’s brome is a well-behaved native that won’t stage a hostile takeover of your garden.

Where Does It Call Home?

Orcutt’s brome is native to five western states, creating natural grasslands and adding texture to wild landscapes across Arizona, California, Nevada, Oregon, and Washington. This native range tells us a lot about what this grass needs to thrive – think warm, dry conditions and well-draining soils.

Should You Plant Orcutt’s Brome?

Here’s the honest truth: Orcutt’s brome isn’t going to be the star of your garden show, but it might just be the perfect supporting actor. Here’s when it makes sense to include this native grass:

  • You’re creating a naturalized, low-maintenance landscape
  • You want to support local ecosystems with truly native plants
  • You’re working on habitat restoration or wildlife gardens
  • You need drought-tolerant plants that can handle neglect once established
  • You appreciate subtle beauty over flashy blooms

However, if you’re looking for dramatic visual impact or need a grass for high-traffic areas, you might want to consider other native options alongside or instead of Orcutt’s brome.

Garden Design and Landscape Role

Think of Orcutt’s brome as nature’s background musician – it provides structure and movement without overwhelming other plants. It works wonderfully in:

  • Native plant gardens where authenticity matters
  • Drought-tolerant landscapes that need textural variety
  • Wildlife habitat gardens as cover and nesting material
  • Restoration projects aiming to recreate historical plant communities

Growing Conditions and Care

The beauty of native plants like Orcutt’s brome lies in their self-sufficiency. This grass thrives in USDA hardiness zones 7-10 and prefers:

  • Well-draining soils (it’s not picky about soil type)
  • Full sun to partial shade
  • Minimal water once established
  • Good air circulation

Once your Orcutt’s brome is settled in, it’s remarkably drought-tolerant and requires little intervention from you – which is exactly how native plants should behave.

Planting and Establishment Tips

Getting Orcutt’s brome established is straightforward if you follow these guidelines:

  • Start from seed in fall or early spring when natural moisture is more available
  • Prepare the planting area by removing weeds and loosening compacted soil
  • Scatter seeds and lightly rake them into the soil surface
  • Water gently until germination occurs and seedlings are established
  • Be patient – native grasses often take time to reach their full potential

Wildlife and Ecosystem Benefits

While Orcutt’s brome won’t attract clouds of butterflies like a showy wildflower, it provides important ecosystem services. As a native grass, it offers shelter and nesting materials for small wildlife, and its seeds may provide food for birds. The root system also helps prevent soil erosion and improves soil health over time.

The Bottom Line

Orcutt’s brome might not win any beauty contests, but it earns high marks for authenticity, low maintenance, and ecological value. If you’re committed to supporting native plant communities and don’t mind a more subtle garden aesthetic, this grass deserves consideration. Just remember that working with native plants is often about creating habitat and supporting local ecosystems rather than achieving picture-perfect garden magazine looks – and there’s real beauty in that approach.

For gardeners in its native range who value ecological authenticity over dramatic visual impact, Orcutt’s brome offers a chance to welcome a truly local plant back into the landscape where it belongs.

Orcutt’s 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 orcuttianus Vasey - Orcutt's brome

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