Lady Bird Johnson Wildflower Center - The University of Texas at Austin information

 Native Plant Database

Bouteloua hirsuta

Hairy grama

Poaceae (Grass Family)

Bouteloua hirsuta (Hairy grama)
Marcus, Joseph A.
The dense clumps of this perennial are made up of 10-18 in., erect, leafy based stems. Oat-like seeds are borne in a curved seedhead with a pointed tip.

Never found naturally in pure stands.

Image Gallery:

20 photo(s) available

Plant Characteristics

Duration: Perennial
Habit: Grass/Grass-like
Leaf: Green
Size Class: 1-3 ft.

Bloom Information

Bloom Color: Not Applicable
Bloom Time: Mar , Apr , May
Bloom Notes: The florets (flowers) of grasses are usually so minute that they are not visible to the naked eye.


USA: AZ , AR , CO , FL , GA , IL , IA , KS , LA , MD , MN , MS , MO , MT , NE , NV , NM , NY , ND , OH , OK , SC , SD , TX , UT , WI , WY
Native Distribution: N.e. IL to ND, e. WY & extreme s. NV, s. to LA, TX & AZ
Native Habitat: Prairie, Plains, Meadows, Pastures, Savannahs, Open woodlands, Roadsides, Fence rows

Growing Conditions

Water Use: Low
Light Requirement: Part Shade
Soil Moisture: Dry
CaCO3 Tolerance: Medium
Soil Description: Shallow, sandy or rocky soils. Caliche type, Limestone-based, Sandy, Sandy Loam, Medium Loam, Clay Loam, Clay.
Conditions Comments: Never found naturally in pure stands.


Use Ornamental: Attractive
Use Wildlife: Graze, Nesting material, Seeds-granivorous birds, Seeds-Small mammals.
Attracts: Butterflies
Larval Host: Orange giant skipper, Green Skipper.

Butterflies and Moths of North America (BAMONA)

Bouteloua hirsuta is a larval host and/or nectar source for:
Green Skipper
(Hesperia viridis)

Larval Host
Learn more at BAMONA

Last Update: 2009-02-20