North America Native Plant

Redtop Panicgrass

Botanical name: Panicum rigidulum var. pubescens

USDA symbol: PARIP

Life cycle: perennial

Habit: grass

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

Synonyms: Coleataenia longifolia (Torr.) Soreng (COLO)  âš˜  Panicum anceps Michx. var. pubescens Vasey (PAANP)  âš˜  Panicum longifolium Torr. (PALO)  âš˜  Panicum longifolium Torr. var. pubescens (Vasey) Fernald (PALOP)  âš˜  Panicum longifolium Torr. var. tusketense Fernald (PALOT)   

Redtop Panicgrass: A Versatile Native Grass for Naturalistic Gardens If you’re looking to add authentic native character to your landscape without the fuss of high-maintenance plants, redtop panicgrass (Panicum rigidulum var. pubescens) might just be your new best friend. This unassuming perennial grass brings the quiet beauty of North America’s ...

Redtop Panicgrass: A Versatile Native Grass for Naturalistic Gardens

If you’re looking to add authentic native character to your landscape without the fuss of high-maintenance plants, redtop panicgrass (Panicum rigidulum var. pubescens) might just be your new best friend. This unassuming perennial grass brings the quiet beauty of North America’s natural grasslands right to your backyard.

What is Redtop Panicgrass?

Redtop panicgrass is a native perennial grass that’s been quietly holding down the fort in North American ecosystems for centuries. Don’t let the redtop name fool you – this grass isn’t always red, but it can develop attractive reddish tints that give it its common name. Like many native grasses, it’s not trying to be the star of the show, but rather the reliable supporting character that makes everything else look better.

You might also encounter this plant under several botanical aliases, including Coleataenia longifolia, Panicum longifolium, or other variations – botanists love to keep us on our toes with name changes!

Where Does It Call Home?

This adaptable grass has quite the extensive native range, stretching from Nova Scotia down through the southeastern United States. You’ll find it naturally occurring in states from Massachusetts to Florida and west to Texas, with scattered populations in the Midwest. That’s a pretty impressive resume for a humble grass!

The Appeal (Or Lack Thereof)

Let’s be honest – redtop panicgrass isn’t going to win any beauty contests. It doesn’t have the dramatic plumes of pampas grass or the architectural presence of fountain grass. What it does have is subtle charm and incredible reliability. Its slender stems and modest seed heads create a soft, naturalistic texture that whispers rather than shouts.

This grass typically grows in clumps and maintains a relatively low profile, making it perfect for gardeners who appreciate understated elegance over flashy displays.

Where Does It Fit in Your Garden?

Redtop panicgrass shines in:

  • Native plant gardens and prairie restorations
  • Naturalistic landscapes
  • Rain gardens and bioswales
  • Wetland edge plantings
  • Low-maintenance groundcover areas
  • Wildlife habitat gardens

Its adaptable nature makes it suitable for both slightly wet and drier conditions, though it tends to prefer areas with some moisture. Think of it as the Switzerland of grasses – neutral and accommodating.

Growing Conditions and Care

One of the best things about redtop panicgrass is its easy-going nature. This grass is remarkably adaptable, thriving in USDA hardiness zones 4 through 9. It can handle a range of soil conditions and moisture levels, from somewhat dry upland sites to the edges of wetlands.

The plant’s wetland status varies by region – in northern areas, it leans more toward wetland conditions, while in southern regions, it’s equally happy in drier upland sites. This flexibility makes it a great choice for gardeners dealing with variable moisture conditions.

Planting and Care Tips

Growing redtop panicgrass is refreshingly straightforward:

  • Plant in spring or fall when temperatures are moderate
  • Choose a location with full sun to partial shade
  • Ensure decent drainage, though it tolerates occasional wet feet
  • Water regularly during establishment, then step back and let nature take over
  • Cut back in late winter or early spring before new growth emerges
  • Divide clumps every few years if desired, though it’s not necessary

Wildlife and Ecosystem Benefits

While redtop panicgrass might not be a pollinator magnet (it’s wind-pollinated like most grasses), it plays important ecological roles. Native grasses like this one provide habitat structure, help prevent erosion, and contribute to the complex web of native plant communities that support local wildlife.

Birds may utilize the seeds, and small wildlife appreciate the cover that grass clumps provide. It’s one of those plants that works behind the scenes to support biodiversity.

Should You Plant It?

If you’re creating a native plant garden, restoring natural habitat, or simply want a low-maintenance grass that won’t cause trouble, redtop panicgrass deserves consideration. It won’t be the showstopper in your garden, but it will be the reliable team player that makes everything else work better.

This grass is perfect for gardeners who appreciate subtle beauty, want to support native ecosystems, and prefer plants that don’t require constant attention. Just don’t expect dramatic visual impact – think of it as the horticultural equivalent of a really good pair of jeans: practical, reliable, and surprisingly versatile.

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" matching plants to their ideal growing conditions, so they'll thrive with less work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Atlantic and Gulf Coastal Plain

FACU

Facultative Upland - Plants with this status usually occurs in non-wetlands but may occur in wetlands

Eastern Mountains and Piedmont

FACU

Facultative Upland - Plants with this status usually occurs in non-wetlands but may occur in wetlands

Midwest

FACU

Facultative Upland - Plants with this status usually occurs in non-wetlands but may occur in wetlands

Northcentral & Northeast

FACW

Facultative Wetland - Plants with this status usually occurs in wetlands but may occur in non-wetlands

Redtop 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

Panicum L. - panicgrass

Species

Panicum rigidulum Bosc ex Nees - redtop panicgrass

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