Purple Muhly
Muhlenbergia rigida, Poaceae
Zones
6–10
Layer
Herbaceous
Lifespan
Perennial
Growth
Moderate
Guild Roles
Pollinator AttractorBeneficial Insect HabitatMulch MakerPest Confuser
Growing Conditions
Sun
Full Sun (preferred)
Water
Low (established)Moderate (seedling)
Soil pH
5.5 – 8
Tolerances
Drought
Frost
Heat
Pest Resistance
Disease Resist.
Companion Plants
Chaco BambooGuadua chacoensis
Wind ProtectionBeneficial Insect Habitat
Forest VetiverVetiveria nemoralisPest DeterrentBeneficial Insect Habitat
Tanglehead GrassHeteropogon contortusWind ProtectionBeneficial Insect Habitat
Slender IndiangrassSorghastrum elliottiiBeneficial Insect HabitatPollinator Sharing
Antagonistic Plants
Emei Mountain BambooBambusa emeiensis
Bamboo dense foliage blocks light needed by ornamental grass, bamboo chemical inhibition prevents grass establishment underneath
Giant LemongrassCymbopogon giganteusGiant lemongrass produces strong essential oils that inhibit other grass growth, large size creates shade competition
Uses
Functions
Erosion ControlOrnamental LandscapingWildlife HabitatDrought-Resistant Gardening
Common Questions
What zones does Purple Muhly grow in?
Purple Muhly grows in USDA hardiness zones 6 through 10.
What are good companion plants for Purple Muhly?
Good companions for Purple Muhly include Chaco Bamboo, Forest Vetiver, Tanglehead Grass, Slender Indiangrass.
Design guilds with Purple Muhly and see companion relationships visually.
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