Pseudoroegneria spicata ssp. inermis (Beardless bluebunch wheatgrass)

Formerly Agropyron inerme. Cool season, long-lived, drought tolerant, perennial bunchgrass adapted to a wide variety of sites but intolerant of poor drainage, high water tables and spring flooding. An awnless-type Bluebunch wheatgrass (see also: Bluebunch wheatgrass, P. spicata ssp. spicata) which starts growth in early spring, has a relatively short life cycle but renews growth in early fall. Good palatability to livestock and wildlife. Varieties listed below.

native distribution

Map Coming Soon.jpg

INFORMATION & ATTRIBUTES

Family: Poaceae

Duration: Perennial, long-lived

Growth Habit: Graminoid

Native Status: Native

Season: Cool

Growth Form: Bunchgrass

Mature Height: 29 in.

Annual Precipitation: 10-35 in.

Drought Tolerance: High

Shade Tolerance: Intolerant

Elevation:

Wetland Indicator Status

Fire Resistance: No

Fire Tolerance: Low

SOIL ADAPTATION

Coarse Texture: Yes

Medium Texture: Yes

Fine Texture: Yes

Salinity Tolerance: Low

CaCO3 Tolerance: High

pH Range: 6.4-8.4


SEEDING NOTES

Seeds per Pound: 145,000

Seeding Rate: 6-12 PLS lbs/acre

Season: Spring/Fall

Days to Germination:


VARIETIES & LOCAL ACCESSIONS

Whitmar - Good seedling vigor, forage quality and seed production. Longlived. (Released 1946)