Achnatherum lettermanii (Letterman needlegrass)

Formerly Stipa lettermanii. Cool season, perennial bunchgrass that occurs across a wide range of elevations from 5,000-11,700 ft. One of the most cold hardy of the needlegrasses. Excellent for revegetation of upper elevation sites. Remains green throughout most of the growing season. Has been used in mine reclamation.

Map Coming Soon.jpg

INFORMATION & ATTRIBUTES

Family: Poaceae

Duration: Perennial

Growth Habit: Graminoid

Native Status: Native

Season: Cool season

Growth Form: Bunchgrass

Mature Height:  24 in.

Annual Precipitation:  6 in.

Drought Tolerance: High 

Shade Tolerance: Intolerant

Elevation:

Wetland Indicator Status:

Fire Resistance: No

Fire Tolerance:

SOIL ADAPTATION

Coarse Texture: No

Medium Texture: Yes

Fine Texture: No

Salinity Tolerance: None

CaCO3 Tolerance: Medium

pH Range: 6-7.6


SEEDING NOTES

Seeds per Pound: 225,000

Seeding Rate: 8-12 PLS lbs/acre

Season: Spring/Fall

Days to Germination:


VARIETIES & LOCAL ACCESSIONS

None