North America Native Plant

Redtop Panicgrass

Botanical name: Panicum rigidulum var. elongatum

USDA symbol: PARIE2

Life cycle: perennial

Habit: grass

Native status: Native to the lower 48 states  

Synonyms: Coleataenia stipitata (Nash) LeBlond (COST2)  âš˜  Panicum agrostoides Spreng. var. elongatum (Pursh) Scribn. (PAAGE)  âš˜  Panicum elongatum Pursh, non Salisb. (PAEL3)  âš˜  Panicum stipitatum Nash (PAST12)   

Redtop Panicgrass: A Native Wetland Wonder for Your Garden If you’re looking for a native grass that thrives in those soggy spots where other plants struggle, let me introduce you to redtop panicgrass (Panicum rigidulum var. elongatum). This unassuming perennial grass might not win any flashy flower contests, but it’s ...

Redtop Panicgrass: A Native Wetland Wonder for Your Garden

If you’re looking for a native grass that thrives in those soggy spots where other plants struggle, let me introduce you to redtop panicgrass (Panicum rigidulum var. elongatum). This unassuming perennial grass might not win any flashy flower contests, but it’s a true workhorse for wet areas in your landscape.

What Makes Redtop Panicgrass Special?

Redtop panicgrass is a native perennial grass that’s perfectly at home in the wettest corners of your yard. As a facultative wetland plant, it usually grows in wetlands but can adapt to drier conditions too – talk about flexibility! This adaptable nature makes it an excellent choice for gardeners dealing with challenging wet sites.

Where Does It Call Home?

This native beauty has quite the range across the eastern and central United States. You’ll find redtop panicgrass naturally growing in 24 states, from Connecticut down to Texas and everywhere in between, including Alabama, Arkansas, Delaware, Georgia, Illinois, Indiana, Kentucky, Louisiana, Maryland, Mississippi, Missouri, New Jersey, New York, North Carolina, Ohio, Pennsylvania, Rhode Island, South Carolina, Tennessee, Virginia, and West Virginia.

Why Grow Redtop Panicgrass?

Here’s where this grass really shines in your landscape:

  • Problem solver: Perfect for those perpetually soggy areas where other plants fail
  • Low maintenance: Once established, it pretty much takes care of itself
  • Native appeal: Supports local ecosystems and belongs in your regional landscape
  • Texture and movement: Adds graceful, fine-textured beauty with gentle seed heads that sway in the breeze
  • Erosion control: Helps stabilize wet soil areas naturally

Perfect Garden Spots

Redtop panicgrass is your go-to choice for:

  • Rain gardens and bioswales
  • Pond or stream margins
  • Naturalized wet meadows
  • Prairie restoration projects
  • Areas with seasonal flooding

Growing Conditions That Make It Happy

This adaptable grass is surprisingly easy to please:

  • Soil: Loves moist to wet soils but can handle occasional dry spells
  • Sun: Thrives in full sun but tolerates partial shade
  • Hardiness: Hardy in USDA zones 4-9, so it handles both cold winters and hot summers
  • pH: Adaptable to various soil pH levels

Planting and Care Tips

Getting started with redtop panicgrass is refreshingly straightforward:

  • Best planting time: Spring or fall when temperatures are moderate
  • Spacing: Plant 12-18 inches apart for naturalized areas
  • Establishment: Keep soil consistently moist during the first growing season
  • Maintenance: Cut back in late winter or early spring before new growth begins
  • Fertilizing: Generally unnecessary – native plants prefer lean conditions

Wildlife and Ecosystem Benefits

While redtop panicgrass is wind-pollinated and doesn’t directly attract pollinators like flowering plants do, it still provides valuable ecosystem services. The grass offers habitat structure for small wildlife and contributes to the natural plant community that supports local biodiversity.

Is Redtop Panicgrass Right for You?

If you have wet, challenging areas in your landscape and want to work with nature rather than against it, redtop panicgrass could be your new best friend. It’s not flashy, but it’s dependable, native, and perfectly suited for those spots where other plants just can’t cut it.

Remember, successful gardening often means choosing plants that want to grow in the conditions you have – and redtop panicgrass definitely wants to grow in wet places. Give it a try, and you might just fall in love with this humble but hardworking native grass!

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

FACW

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

Eastern Mountains and Piedmont

FACW

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

Great Plains

FACW

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

Midwest

FACW

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