PatternBaseSplendid Needlegrass
Achnatherum splendens, Poaceae
Zones
5–9
Layer
Herbaceous
Lifespan
Perennial
Growth
Moderate
Guild Roles
Ground CoverMulch MakerBeneficial Insect Habitat
Growing Conditions
Sun
Full Sun (preferred)
Water
Low (established)Moderate (seedling)
Soil pH
7 – 9
Tolerances
Drought
Frost
Heat
Pest Resistance
Disease Resist.
Companion Plants
Antagonistic Plants
Sun-loving SedgeCarex inops subsp. heliophila
Large needlegrass may compete with sun-loving sedge for light and potentially exhibit allelopathic effects common in some grass species
Rigid SedgeCarex tetanicaNeedlegrass has allelopathic properties and dense root system that competes with sedge for soil resources
Pine MuhlyMuhlenbergia dubiaSplendid needlegrass forms dense stands with potential allelopathic effects against other grasses
Uses
Functions
Erosion ControlSalt ToleranceWindbreakRangeland Restoration
Common Questions
What zones does Splendid Needlegrass grow in?
Splendid Needlegrass grows in USDA hardiness zones 5 through 9.
What are good companion plants for Splendid Needlegrass?
Good companions for Splendid Needlegrass include Pilipiliula Grass, Black Vetiver.
Design guilds with Splendid Needlegrass and see companion relationships visually.
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