North America Non-native Plant

Briza Subaristata

Botanical name: Briza subaristata

USDA symbol: BRSU15

Habit: grass

Native status: Not native but doesn't reproduce and persist in the wild

Synonyms: Briza stricta (Hook. & Arn.) Steud. (BRST9)  ⚘  Briza triloba Nees (BRTR9)  ⚘  Chascolytrum subaristatum (Lam.) Desv. (CHSU17)   

Briza subaristata: The Delicate Dancing Grass for Your Garden If you’re looking for a grass that brings movement and whimsy to your landscape, Briza subaristata might just be the perfect addition to your garden. This charming ornamental grass, also known by its botanical synonyms Briza stricta, Briza triloba, and Chascolytrum ...

Briza subaristata: The Delicate Dancing Grass for Your Garden

If you’re looking for a grass that brings movement and whimsy to your landscape, Briza subaristata might just be the perfect addition to your garden. This charming ornamental grass, also known by its botanical synonyms Briza stricta, Briza triloba, and Chascolytrum subaristatum, offers a unique aesthetic that’s hard to resist.

What Makes This Grass Special?

Briza subaristata is beloved by gardeners for its delicate, heart-shaped seed heads that dance and quiver with the slightest breeze. These distinctive seedheads create a mesmerizing display that adds both visual interest and gentle movement to any garden space. The grass produces these ornamental features on slender stems, creating an almost ethereal quality in the landscape.

Where Does It Come From?

This ornamental grass is native to South America, with its natural range spanning Argentina, Chile, and southern Brazil. In its homeland, it thrives in various habitats, from grasslands to open woodlands, which gives us clues about how adaptable it can be in cultivation.

Growing Conditions and Care

One of the best things about Briza subaristata is how relatively easy it is to grow. Here’s what you need to know:

  • Sunlight: Thrives in full sun to partial shade
  • Soil: Prefers well-drained soils but is quite adaptable
  • Water: Drought tolerant once established, making it perfect for water-wise gardens
  • Climate: Hardy in USDA zones 7-10

Planting and Maintenance Tips

Getting started with this grass is refreshingly straightforward:

  • Plant in spring after the last frost date
  • Space plants about 12-18 inches apart for good air circulation
  • Water regularly during the first growing season to establish roots
  • Cut back in late winter or early spring before new growth begins
  • Be aware that this grass self-seeds readily, which can be either a blessing or something to manage depending on your garden goals

Garden Design Ideas

Briza subaristata works wonderfully as an accent plant in various garden settings. It’s particularly at home in Mediterranean-style gardens, drought-tolerant landscapes, and ornamental grass collections. The delicate texture contrasts beautifully with broader-leafed perennials, and its movement adds life to more static plantings.

Wildlife Considerations

As a wind-pollinated grass, Briza subaristata doesn’t offer significant direct benefits to pollinators like bees and butterflies. However, the seeds may provide food for some bird species, and the grass structure can offer shelter for small wildlife.

Should You Plant It?

While Briza subaristata can be a lovely addition to gardens in appropriate climates, it’s worth considering native grass alternatives that might offer greater ecological benefits. If you’re in North America, look for native ornamental grasses like little bluestem (Schizachyrium scoparium) or buffalo grass (Poaceae bouteloua) that can provide similar aesthetic appeal while supporting local ecosystems.

That said, if you choose to grow Briza subaristata, you’ll likely find it to be a delightful, low-maintenance addition that brings a touch of South American grassland charm to your landscape. Just keep an eye on its self-seeding tendencies to ensure it stays where you want it!

Briza Subaristata

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

Briza L. - quakinggrass

Species

Briza subaristata Lam.

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