North America Native Plant

Slimleaf Panicgrass

Botanical name: Dichanthelium linearifolium

USDA symbol: DILI2

Life cycle: perennial

Habit: grass

Native status: Native to Canada âš˜ Native to the lower 48 states  

Synonyms: Dichanthelium depauperatum (Muhl.) Gould var. perlongum (Nash) B. Boivin (DIDEP)  âš˜  Dichanthelium linearifolium (Scribn. ex Nash) Gould var. werneri (Scribn.) Mohlenbr. (DILIW)  âš˜  Dichanthelium perlongum (Nash) Freckmann (DIPE5)  âš˜  Panicum linearifolium Scribn. ex Nash (PALI9)  âš˜  Panicum linearifolium Scribn. ex Nash var. werneri (Scribn.) Fernald (PALIW)  âš˜  Panicum perlongum Nash (PAPE10)  âš˜  Panicum strictum Pursh var. linearifolium (Scribn. ex Nash) Farw. (PASTL)  âš˜  Panicum strictum Pursh var. perlongum (Nash) Farw. (PASTP3)  âš˜  Panicum werneri Scribn. (PAWE5)   

Slimleaf Panicgrass: A Delicate Native Grass for Natural Landscapes If you’re looking to add some graceful, fine-textured greenery to your native plant garden, slimleaf panicgrass (Dichanthelium linearifolium) might just be the unsung hero your landscape needs. This charming perennial grass brings a subtle elegance to naturalized areas without being pushy ...

Slimleaf Panicgrass: A Delicate Native Grass for Natural Landscapes

If you’re looking to add some graceful, fine-textured greenery to your native plant garden, slimleaf panicgrass (Dichanthelium linearifolium) might just be the unsung hero your landscape needs. This charming perennial grass brings a subtle elegance to naturalized areas without being pushy about it—quite the opposite of some of its more aggressive grass cousins.

What Makes Slimleaf Panicgrass Special?

Slimleaf panicgrass is a true North American native, calling both Canada and the lower 48 states home. As its common name suggests, this grass sports wonderfully narrow leaves that create a delicate, fine-textured appearance in the landscape. It’s a perennial graminoid, which is just a fancy way of saying it’s a grass-like plant that comes back year after year.

Where Does It Grow Naturally?

This adaptable grass has quite the extensive native range! You’ll find it growing naturally across a huge swath of North America, from the Canadian provinces of Manitoba, New Brunswick, Nova Scotia, Ontario, Quebec, and Saskatchewan, all the way down through most of the United States. It thrives in states from Maine to Florida and from the Atlantic coast west to Colorado, Wyoming, and New Mexico.

Why Plant Slimleaf Panicgrass?

Here are some compelling reasons to consider adding this native grass to your landscape:

  • Low maintenance: Once established, it’s quite drought tolerant and requires minimal care
  • Native credentials: Supporting local ecosystems by choosing plants that naturally belong in your region
  • Versatile growing conditions: Adapts to both partial shade and full sun situations
  • Wildlife friendly: Provides nesting material for birds and habitat for small creatures
  • Subtle beauty: Offers delicate panicle seed heads that add movement and texture

Perfect Garden Settings

Slimleaf panicgrass isn’t meant to be a showstopper in formal gardens—it’s more of a supporting actor that shines in the right roles. Consider it for:

  • Native plant gardens and prairie restorations
  • Woodland edges and naturalized areas
  • Rain gardens and low-maintenance landscapes
  • Areas where you want fine-textured groundcover

Growing Conditions and Care

One of the best things about slimleaf panicgrass is how easygoing it is. This grass thrives in USDA hardiness zones 3 through 9, making it suitable for most of the continental United States and southern Canada.

Light requirements: Partial shade to full sun—it’s quite adaptable

Soil preferences: Not picky about soil types, though well-draining soil is always appreciated

Water needs: Drought tolerant once established, but appreciates regular water during its first growing season

Planting and Care Tips

Getting started with slimleaf panicgrass is refreshingly straightforward:

  • Plant in spring after the last frost date
  • Space plants according to your desired coverage—it will naturally spread and fill in
  • Water regularly the first year to help establish a strong root system
  • Cut back in late winter or early spring before new growth begins
  • Allow it to self-seed if you want more plants—it’s not aggressive about spreading

The Bottom Line

Slimleaf panicgrass may not win any beauty contests, but it’s exactly the kind of reliable, native plant that makes naturalized landscapes work. It’s the plant equivalent of a good friend—dependable, undemanding, and always there when you need it. If you’re working on a prairie restoration, adding texture to a native plant garden, or just want to incorporate more indigenous species into your landscape, this humble grass deserves serious consideration.

Plus, with its extensive native range, there’s a good chance slimleaf panicgrass is already perfectly adapted to your local growing conditions. Sometimes the best gardening choices are the ones that have been thriving in your area for thousands of years!

Slimleaf Panicgrass

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 linearifolium (Scribn. ex Nash) Gould - slimleaf panicgrass

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