North America Native Plant

Roughhair Rosette Grass

Botanical name: Dichanthelium strigosum var. glabrescens

USDA symbol: DISTG

Life cycle: perennial

Habit: grass

Native status: Native to the lower 48 states âš˜ Native to Puerto Rico  

Synonyms: Dichanthelium leucoblepharis (Trin.) Gould & C.A. Clark var. glabrescens (Griseb.) Gould & C.A. Clark (DILEG)  âš˜  Panicum dichotomum L. var. glabrescens Griseb. (PADIG2)  âš˜  Panicum polycaulon Nash (PAPO8)  âš˜  Panicum strigosum Muhl. ex Elliott var. glabrescens (Griseb.) Lelong (PASTG)   

Roughhair Rosette Grass: A Hidden Gem for Southern Native Gardens If you’re looking to add authentic native character to your southeastern garden, let me introduce you to a delightful little grass that often flies under the radar: roughhair rosette grass (Dichanthelium strigosum var. glabrescens). While it might not have the ...

Roughhair Rosette Grass: A Hidden Gem for Southern Native Gardens

If you’re looking to add authentic native character to your southeastern garden, let me introduce you to a delightful little grass that often flies under the radar: roughhair rosette grass (Dichanthelium strigosum var. glabrescens). While it might not have the flashy blooms of wildflowers, this charming native grass brings subtle beauty and important ecological value to the right garden setting.

What is Roughhair Rosette Grass?

Roughhair rosette grass is a perennial native grass that belongs to the diverse Dichanthelium genus. As a true southeastern native, this graminoid (that’s botanist-speak for grass-like plant) has been quietly doing its job in natural landscapes long before any of us started thinking about native plant gardening.

You might encounter this plant under several scientific names in older references, including Panicum strigosum var. glabrescens or Dichanthelium leucoblepharis var. glabrescens. Don’t let the name-shuffling confuse you – it’s the same reliable little grass!

Where Does It Call Home?

This grass is a true child of the Southeast, naturally occurring across Alabama, Florida, Georgia, Louisiana, Mississippi, and even Puerto Rico. It’s perfectly adapted to the warm, humid conditions of USDA zones 8-10, making it an excellent choice for gardeners in these regions who want to support their local ecosystem.

Why Consider Roughhair Rosette Grass for Your Garden?

You might be wondering why you’d want to invite a relatively unknown grass into your carefully planned landscape. Here’s why this humble native deserves consideration:

  • Authentic native character: It adds genuine local flavor to naturalistic garden designs
  • Low maintenance: Once established, it’s remarkably self-sufficient
  • Ecological value: Supports local wildlife as part of the natural food web
  • Adaptable: Handles both moist and moderately wet conditions
  • Texture contrast: Provides fine-textured interest among broader-leaved plants

Perfect Garden Settings

Roughhair rosette grass shines in specific garden situations:

  • Native plant gardens: Essential for authentic southeastern plant communities
  • Rain gardens: Tolerates periodic flooding beautifully
  • Naturalistic landscapes: Adds subtle texture without overwhelming showier plants
  • Erosion control: Helps stabilize slopes and banks with its root system
  • Wildlife gardens: Provides habitat and food sources for native creatures

Growing Conditions and Care

The beauty of native plants like roughhair rosette grass lies in their adaptability to local conditions. Here’s what this grass prefers:

  • Light: Partial shade to full sun (quite flexible!)
  • Soil: Moist to wet conditions – perfect for those challenging damp spots
  • Water: Appreciates consistent moisture; tolerates temporary flooding
  • Maintenance: Minimal once established – just occasional tidying

Planting and Establishment Tips

Getting roughhair rosette grass established in your garden is refreshingly straightforward:

  • Plant in spring or early fall when temperatures are moderate
  • Choose locations with naturally moist soil or supplemental irrigation
  • Space plants according to your desired coverage – they’ll fill in naturally
  • Water regularly the first season until roots are well-established
  • Be patient – like many native grasses, it may take a season to really hit its stride

The Bigger Picture

While roughhair rosette grass might not stop traffic with its subtle beauty, it plays an important role in supporting southeastern ecosystems. Native grasses like this one provide food and shelter for countless small creatures, from beneficial insects to ground-nesting birds. By including plants like this in your landscape, you’re contributing to the larger web of life that makes our regions special.

If you’re passionate about authentic native gardening and have the right growing conditions, roughhair rosette grass could be exactly the kind of quiet, steady performer your landscape needs. It’s not about flashy displays – it’s about creating genuine habitat that honors the natural heritage of the Southeast.

Roughhair Rosette Grass

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Commelinidae

Order

Cyperales

Family

Poaceae Barnhart - Grass family

Genus

Dichanthelium (Hitchc. & Chase) Gould - rosette grass

Species

Dichanthelium strigosum (Muhl. ex Elliott) Freckmann - roughhair rosette grass

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA