Leymus cinereus

Leymus cinereus

Great Basin wildrye

Previous scientific name(s): Aneurolepidium piperi, Elymus cinereus, Elymus cinereus var. pubens, Elymus condensatus var. pubens, Elymus piperi

Formerly known as Elymus cinereus. Robust, 4 to 6 ft. tall, cool season, perennial bunchgrass which often spreads by short rhizomes. Very drought tolerant but also withstands periodic flooding and survives well on sub-irrigated sites. Adapted to a wide variety of sites in winter-wet and summer-dry climates. Excellent soil binder and provides outstanding winter feed above snow level.

Varieties: 
Trailhead

A very drought-hardy strain which is superior to other cultivars or native sources in productivity and stand longevity under dry, hot conditions. Survives in areas receiving as little as 6 inches of annual precipitation. (Released 1991, source of ecotype: Roundup, MT)

Variety Release Notes: 
Magnar

Very robust and productive, reaching heights over 8 ft. Cold hardy, long-lived and drought tolerant. Survives on alkaline sites and on sites with moderately high water tables. (Released 1979, source of ecotype: Saskatchewan, Canada)

Variety Release Notes: 
Continental
Crooked River
CTUIR
NBR
Trailhead II

Species Attributes

Height: 
25 
in. or taller
Season: 
Cool
Life Form: 
Bunchgrass
Native or Introduced: 
Native
Precipitation: 
in.
Sun & Shade Tolerance: 
Full Sun
Part Sun
Elevation: 
ft.

Soil Texture

Coarse: 
Marginal
Moderately Coarse: 
Average
Medium: 
Best
Moderately Fine: 
Best
Fine: 
Average

Soil pH

Acidic: 
Not Adapted
Neutral: 
Best
Basic: 
Average
Seeding Rate: 
- 11 
PLS lbs/Acre
Pure Seed per Bushel: 
18.20 lbs.
Seeds per Pound: 
130,000
Planting Season: 
Spring
Fall
Germination Time: 
Days
Mycorrhizal Dependent: 
Yes