Muhly Grass

Herbaceous

Muhly Grass

Muhlenbergia capillaris

Also known as: Hairawn Muhly, Gulf Muhly

Herbaceous Poaceae OrnamentalErosion ControlWildlife Attractor
Hardiness Zone
6-10
Ideal Temp
50°F (10°C)–95°F (35°C)°F
Survives Down To
-10°F (-23°C)°F
Life Cycle
Perennial

Muhly Grass is a clump-forming perennial grass native to North America, reaching heights of 0.9 to 1.2 meters (3 to 4 feet) and widths of about 0.9 meters (3 feet). It is renowned for its airy, pink to purple flower plumes that emerge in the fall, creating a striking visual display. The slender, dark green foliage remains attractive throughout the year, providing texture and movement in the landscape. Muhly Grass thrives in full sun and is adaptable to a variety of soil types, including sandy and rocky soils, as long as they are well-drained. It is drought-tolerant once established and requires minimal maintenance. ✂️🫘 Methods to Propagate: - **Division:** In early spring, divide established clumps by separating the root mass into smaller sections and replanting them. - **Seeds:** Sow seeds in late fall or early spring directly into the soil or start indoors and transplant seedlings after the last frost. 🌞💧 Sun and Water Requirements: - **Sun:** Prefers full sun exposure (at least 6 hours of direct sunlight daily) for optimal flowering and growth. - **Water:** Requires moderate watering; water regularly until established, then reduce frequency. Tolerates drought conditions but benefits from occasional watering during prolonged dry periods. 🧑‍🌾👩‍🌾 When to Harvest: - **Seeds:** Collect seeds in late fall when the flower plumes have matured and turned brown. Cut the seed heads and allow them to dry before extracting the seeds.

Good Neighbors
  • Coneflower
  • Black-eyed Susan
  • Aster
Known Threats — Organic Solutions Only
Aphids
Aphidoidea
Armyworms
Spodoptera spp.
Bamboo Mite
Schizotetranychus longus
Corn Earworm
Helicoverpa zea
Fall Armyworm
Spodoptera frugiperda
Leaf Blight
Various Fungal Pathogens
Lubber Grasshopper
Romalea microptera
Mites
Acari
Rice Blast Fungus
Magnaporthe oryzae
Rice Water Weevil
Lissorhoptrus oryzophilus
Spittlebugs
Cercopidae
Wireworm
Elateridae (larvae; e.g., Agriotes spp.)