Pseudoroegneria spicata ssp. inermis

Pseudoroegneria spicata ssp. inermis

Beardless bluebunch wheatgrass

Previous scientific name(s): Agropyron spicatum var. inerme

Formerly known as Agropyron inermeCool season, long-lived perennial, open sodforming drought tolerant grass adapted to a wide variety of sites but intolerant of poor drainage, high water tables and spring flooding. Starts growth early in spring and has relatively short life cycle but renews growth in early fall. Moderately good palatability to livestock and wildlife year-round.

Varieties: 
Whitmar

Selected for superior productivity, longevity, forage quality, and for spring and fall recovery. (Released 1946, source of ecotype: Whitman County, WA)

Variety Release Notes: 

Species Attributes

Height: 
13 
- 24 
in.
Season: 
Cool
Life Form: 
Bunchgrass
Native or Introduced: 
Native
Precipitation: 
10 
in.
Sun & Shade Tolerance: 
Full Sun
Part Sun
Elevation: 
ft.

Soil Texture

Coarse: 
Not Adapted
Moderately Coarse: 
Average
Medium: 
Best
Moderately Fine: 
Average
Fine: 
Not Adapted

Soil pH

Acidic: 
Not Adapted
Neutral: 
Best
Basic: 
Marginal
Seeding Rate: 
- 12 
PLS lbs/Acre
Pure Seed per Bushel: 
20.30 lbs.
Seeds per Pound: 
117,000
Planting Season: 
Spring
Fall
Germination Time: 
Days
Mycorrhizal Dependent: 
Yes