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Pink Muhly

Muhlenbergia capillaris

Pink Muhly

A fast-growing ornamental grass with stunning pink plumes that glow when backlit by the sun in fall.

An ornamental grass hardy in USDA zones 6-10; it goes dormant and tan in winter frost, greens up in spring, and tolerates low-desert heat well with modest water.

AMWUA Notes

A low-water ornamental grass grown for its dramatic backlit fall plumes; a single late-winter cutback keeps it looking its best.

Care Guide

💧Watering

Water every 1-2 weeks in summer to establish, then every 2-3 weeks; it is drought tolerant once rooted but forms the best plumes with regular deep water and good drainage.

✂️Pruning

Cut the whole clump back to a few inches in late winter, before spring growth, to clear old foliage and let the fresh mound and fall plumes shine; a single annual cutback is all it needs.

🌱Fertilizing

Little to no fertilizer; too much nitrogen makes it flop and reduces the plume show.

🛡️Pests

Essentially pest-free.

☀️Seasonal Notes

A haze of pink to burgundy flower plumes covers the clump in fall and glows when backlit, fading to tan for winter before the late-winter cutback.

Soil, Feeding & Propagation

🪨Soil

Prefers well-drained sandy or gritty soils; tolerates poor and rocky ground and is showier and longer-lived with sharp drainage.

💧Drainage

Needs well-drained soil.

🌱Nutrient Needs

None — thrives in lean desert soil without fertilizer.

🌰Propagation

Seed, or division of clumps in spring.

📐Spacing

2-3 ft on center in masses (3 ft mature width)

🌳Roots & Placement

Non-invasive clumping roots; a tidy ornamental bunchgrass.

Placement Tips

  • Space 2-3 ft apart in masses and plant where afternoon or low sun backlights the pink plumes.
  • Use as a fall focal accent in borders and desert-modern beds against dark walls or evergreen shrubs.
  • Give it good drainage; it is showier and longer-lived in gritty, well-drained soil.
  • Plant in full sun for the strongest plume color; cut back once a year in late winter.

Features

Pink plumesBacklit displayFall interestOrnamental grass

Best Uses

Fall accentMass plantingBorder display

Ecological Value

Attracts

wind-pollinated

Wildlife Value

birdscover habitat

Quick Stats

Water NeedsLow
Sun Exposurefull sun
Mature Size3 ft H × 3 ft W
Growth Ratefast
Maintenancelow
HardinessUSDA 9-11
FoliageDeciduous
Drainagewell-drained
Bloom SeasonFall
Bloom ColorPink
Litter Levellow
ThornsNone
Native RegionTexas, southeastern US

Design Styles

desert modernlow maintenance

Include in Your Project

Love Pink Muhly? Our landscape team sources from wholesale nurseries and can incorporate it into your design.

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Use this care guide to maintain your Pink Muhly. Questions about your landscape? Reach out anytime.

Data from 2024 AMWUA “Landscape Plants for the Arizona Desert” guide.