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Silver Spike Grass

Achnatherum calamagrostis, Poaceae

Zones
5–9
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

Himalayan Weeping BambooDrepanostachyum falcatum
Wind ProtectionShade Provision
Chaix's BluegrassPoa chaixii
Wind ProtectionBeneficial Insect Habitat

Antagonistic Plants

Maling BambooBambusa malingensis

Maling bamboo creates shade and may produce compounds that suppress silver spike grass

Uses

Functions

Erosion ControlSlope StabilizationOrnamentalDrought Tolerance

Common Questions

What zones does Silver Spike Grass grow in?

Silver Spike Grass grows in USDA hardiness zones 5 through 9.

What are good companion plants for Silver Spike Grass?

Good companions for Silver Spike Grass include Himalayan Weeping Bamboo, Chaix's Bluegrass.

Design guilds with Silver Spike Grass and see companion relationships visually.

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