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Giant Wildrye

Leymus condensatus, Poaceae

Zones
7–10
Layer
Herbaceous
Lifespan
Perennial
Growth
Fast

Guild Roles

Ground CoverMulch MakerWindbreak

Growing Conditions

Sun

Full Sun (preferred)Partial Shade (tolerated)

Water

Low (established)Moderate (seedling)

Soil pH

6 – 8.5

Tolerances

Drought
Frost
Heat
Pest Resistance
Disease Resist.

Companion Plants

Pineapple GuavaFeijoa sellowiana
Wind ProtectionBeneficial Insect Habitat
Cape Feather GrassStipa capensis
Wind ProtectionBeneficial Insect Habitat
Little WalnutJuglans microcarpa
Wind ProtectionBeneficial Insect Habitat
Creeping Wild RyeLeymus triticoides
Pollinator SharingBeneficial Insect Habitat
Colorado River HempSesbania exaltata
Nitrogen FixationWind Protection
Two-flowered Everlasting PeaLathyrus grandiflorus
Nitrogen FixationPhysical Support
Asparagus BeanDolichos sesquipedalis
Nitrogen FixationPhysical Support
Giant SacatonSporobolus wrightii
Wind ProtectionNutrient Accumulation

Antagonistic Plants

DeergrassMuhlenbergia rigens

Giant wild rye aggressive growth and large size outcompetes deergrass for space, water, and nutrients

Rescue GrassBromus catharticus

Giant wildrye aggressively competes with rescue grass for space and resources, often dominating

Uses

Functions

Erosion ControlWindbreakMassive Biomass ProductionSoil BuildingFire Retardant

Edible Parts

Seeds

Common Questions

What zones does Giant Wildrye grow in?

Giant Wildrye grows in USDA hardiness zones 7 through 10.

What are good companion plants for Giant Wildrye?

Good companions for Giant Wildrye include Pineapple Guava, Cape Feather Grass, Little Walnut, Creeping Wild Rye, Colorado River Hemp.

Design guilds with Giant Wildrye and see companion relationships visually.

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