Plant Wiki

The open plant encyclopedia

Know any plant.
Grow it well.

Snap a photo or search by any name to see how to care for it, where it comes from, whether it's safe, and a 3D model you can turn.

  • 13,000+plants with full pages
  • 365,000+plant species worldwide
  • 220+countries covered

Common in

See all

The plants people record most in your country, and ones that grow there wild.

What do you want to do?

Popular plants

Browse all plants

See them in 3D

All plants in 3D

Browse plants

Filter by what you want to do, shape, origin, country, care and safety.

Plant Wiki › Browse plants

Dune Hair Grass

Muhlenbergia sericea

Also called Purple Muhly, Sweet Grass, Gulf Muhly

Dune Hair Grass
Photo: Forest & Kim Starr, CC BY 3.0

Muhlenbergia sericea is a clump-forming perennial grass native to the southeastern United States, grown for its showy purple autumn plumes. It needs full sun and well-drained soil, and it is best suited to outdoor gardens rather than houses.

Family
Poaceae (Grass family)
Grows as
Grass
Light
Shade
Water
Water regularly while establishing, then reduce; the sources say it is not drought tolerant, so do not let it dry out for long.
Soil
Well-drained soil; tolerates sandy and salty coastal soils.
Temperature
Hardy to about -14 °C (7 °F); protect young plants from hard frosts.
How easy
Easy
Native range
SE. U.S.A. to Texas
Climate
subtropical

About

Muhlenbergia sericea, synonym Muhlenbergia filipes, known as gulf hairawn muhly or sweetgrass, is a species of grass in the family Poaceae. It is native to the Southeastern United States (Alabama, Florida, Georgia, Louisiana, Mississippi, North Carolina, South Carolina, and Texas).

Other Muhlenbergia plants

Hairawn muhly · Bamboo muhly · Lindheimer's muhly · Deergrass · Nimblewill · Bog muhly

Text excerpted from the Wikipedia article Muhlenbergia sericea by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

Credits & terms

Identify a plant

Point at a leaf or flower and snap. One plant in frame works best.

Your photo
Starting camera…