Slender Wheatgrass

Elymus trachycaulus, Poaceae

Zones

2–7

Layer

Herbaceous

Lifespan

Perennial

Growth

Moderate

Guild Roles

Ground CoverMulch MakerBeneficial Insect Habitat

Growing Conditions

Sun

Full Sun (preferred)Partial Shade (tolerated)

Water

Low (established)Moderate (seedling)

Soil pH

6 – 8

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

Illinois BundleflowerDesmanthus illinoensis

Nitrogen Fixation

Narrowleaf Mountain MintPycnanthemum tenuifolium

Pest DeterrentBeneficial Insect Habitat

Canadian Milk VetchAstragalus canadensis

Nitrogen FixationPollinator Sharing

Antagonistic Plants

Ponderosa PinePinus ponderosa

Ponderosa pine may release allelopathic compounds and create heavy shade that suppresses slender wheatgrass growth

Soapweed YuccaYucca glauca

Soapweed yucca may have allelopathic effects on nearby grasses and compete for limited water resources in arid conditions

Prairie Three-awnAristida oligantha

Different grass species compete intensively for soil moisture and nutrients in prairie settings

Great Basin Wild RyeLeymus cinereus

Large bunchgrass crowds out smaller wheatgrass through root competition and potential chemical inhibition

Uses

Functions

Erosion ControlPrairie RestorationWildlife HabitatForage Grass

Edible Parts

Seeds

Common Questions

What zones does Slender Wheatgrass grow in?

Slender Wheatgrass grows in USDA hardiness zones 2 through 7.

What are good companion plants for Slender Wheatgrass?

Good companions for Slender Wheatgrass include Illinois Bundleflower, Narrowleaf Mountain Mint, Canadian Milk Vetch.

Design guilds with Slender Wheatgrass and see companion relationships visually.

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