North America Native Plant

Hairy Grama

Botanical name: Bouteloua hirsuta var. hirsuta

USDA symbol: BOHIH

Life cycle: perennial

Habit: grass

Native status: Native to the lower 48 states  

Synonyms: Bouteloua glandulosa (Cerv.) Swallen (BOGL5)  âš˜  Bouteloua hirsuta Lag. var. glandulosa (Cerv.) Gould (BOHIG)  âš˜  Chondrosum hirsutum (Lag.) Kunth (CHHI9)   

Hairy Grama: A Tough Native Grass That Thrives Where Others Fail If you’re looking for a native grass that can handle whatever Mother Nature throws at it, meet hairy grama (Bouteloua hirsuta var. hirsuta). This scrappy little perennial might not win any beauty contests, but what it lacks in flashiness, ...

Hairy Grama: A Tough Native Grass That Thrives Where Others Fail

If you’re looking for a native grass that can handle whatever Mother Nature throws at it, meet hairy grama (Bouteloua hirsuta var. hirsuta). This scrappy little perennial might not win any beauty contests, but what it lacks in flashiness, it more than makes up for in pure determination and usefulness in the landscape.

What Is Hairy Grama?

Hairy grama is a native perennial grass that’s been quietly holding down the fort across much of North America for centuries. Don’t let the name fool you – while it does have fine hairs on its leaves and stems (hence the hairy part), it’s not nearly as fuzzy as you might imagine. The grama part comes from the Spanish word for grass, giving us a hint about this plant’s deep roots in American landscapes.

Where Does It Call Home?

This adaptable grass has claimed territory across an impressive 28 states, stretching from the Great Plains to the southeastern United States and beyond. You’ll find hairy grama thriving in Arizona, Arkansas, Colorado, Florida, Georgia, Illinois, Iowa, Kansas, Louisiana, Maine, Maryland, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Mexico, New York, North Dakota, Ohio, Oklahoma, South Carolina, South Dakota, Texas, Utah, Wisconsin, and Wyoming. Talk about a well-traveled plant!

Why Consider Hairy Grama for Your Garden?

Here’s where hairy grama really shines – it’s the ultimate low-maintenance, drought-tolerant ground cover that won’t quit on you when the going gets tough. This grass is perfect for:

  • Xeriscapes and water-wise gardens
  • Prairie and native plant restorations
  • Erosion control on slopes and difficult sites
  • Naturalized areas where you want something reliable but not fussy
  • Low-maintenance landscapes that still look intentional

Growing Conditions That Make Hairy Grama Happy

The beauty of hairy grama lies in its simplicity. This grass thrives in USDA hardiness zones 3-9, making it suitable for most of the continental United States. Give it full sun and well-drained soil, and you’re halfway there. It actually prefers lean soils and will tolerate poor, sandy, or rocky conditions that would send other plants packing.

Once established, hairy grama is incredibly drought tolerant – a true water-saver in the garden. It may go dormant during extreme heat or drought, but don’t worry; it’s just conserving energy and will bounce back when conditions improve.

Planting and Care Tips

Getting hairy grama established is refreshingly straightforward:

  • Plant in spring or fall when temperatures are moderate
  • Space plants 12-18 inches apart for ground cover applications
  • Water regularly the first year to help establish deep roots
  • After establishment, supplemental watering is rarely needed
  • No fertilizer necessary – this grass prefers lean conditions
  • Minimal pruning required; you can leave seed heads for winter interest

Wildlife and Ecosystem Benefits

While hairy grama might seem unassuming, it plays an important role in supporting local ecosystems. The seeds provide food for birds, particularly ground-feeding species, and the dense growth habit offers shelter for small wildlife. As a native species, it supports the web of relationships that keep our local ecosystems healthy and balanced.

The Bottom Line

Hairy grama won’t be the star of your garden show, but it might just be the reliable supporting actor that holds everything together. If you’re dealing with challenging growing conditions, want to reduce water usage, or are creating habitat for native wildlife, this tough little grass deserves a spot on your plant list. It’s proof that sometimes the most valuable plants are the ones that simply do their job well, year after year, without asking for much in return.

Hairy Grama

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

Bouteloua Lag. - grama

Species

Bouteloua hirsuta Lag. - hairy grama

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