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Switchgrass

Panicum virgatum

49
Good

Native to Arkansas. How scores work Is it native here?

Profile 100%

Height
3–7 feet
Spread
2–3 feet
Light
Full sun, Partial shade
Soil moisture
Somewhat dry to moist

Space about 2.5 ft apart from its recorded spread, about 16 per 100 sq ft. Enter your bed size for a count

Will it fit your yard?

At a glance

Life cycle
Perennial
Leaves
Deciduous
Bloom
Mid summer
Fruiting season
Fall

Recorded in 40 Arkansas counties.

Also found with this plant

Wildlife whose habitat models include habitats this plant grows in, in Arkansas. Shared habitat, not food. 88 animals.

Widespread birds also seen here (81)

Found in many habitats here, so not listed above.

All wildlife of Arkansas

Ecological relationships

Who uses this plant?

What these records mean

23CaterpillarsGenus host records with ranges including AR

Genus host records with ranges including AR · Panicum

  • Amblyscirtes nysaNysa Roadside-Skipper
  • Anatrytone loganDelaware Skipper, Logan Skipper, Black-Vein Skipper
  • Ancyloxypha numitorLeast Skipper
  • Dargida diffusaWheat Head Armywotm Moth
  • Dargida rubripennisThe Pink-Streak
  • Hesperia leonardusLeonard's Skipper, Blazing Star Skipper, Pawnee Prairie Skipper, Pawnee Montane Skipper
  • Hylephila phyleusFiery Skipper
  • Hypena scabraGreen Cloverworm Bomolocha, Black Snout
  • Lerema acciusClouded Skipper, Corn Leaf tier
  • Lethe anthedonNorthern Pearly Eye
Show all 23
  • Leucania adjutaAdjutant Wainscot
  • Lon hobomokHobomok Skipper
  • Marimatha nigrofimbriaBlack-Bordered Lemon
  • Mocis latipesSmall Mocis, Striped Grass Looper
  • Mocis texanaTexas Mocis
  • Mythimna unipunctaArmyworm Moth, White Speck
  • Panoquina ocolaOcola Skipper, Long-Winged Skiiper
  • Papaipema nebrisStalk Borer
  • Polites egeremetNorthern Broken-Dash
  • Polites themistoclesTawny-Edged Skipper
  • Spodoptera frugiperdaFall Armyworm Moth
  • Elachista radiantella
  • Idioglossa miraculosa
Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
0BeesSoutheastern regional records
0Specialist beesPollen specialists
28BirdsRecorded eating Panicum in Arkansas

Diet records by plant genus, from studies across North America. Not a record from this state. Birds whose range includes Arkansas, most records first.

Show all 28
Avian Diet Database (Hurlbert Lab)

Direct food only. Caterpillars on host plants also feed nesting birds. NC Native Plant Society: butterfly gardening

No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects

Birds that eat Panicum 28

Diet records by plant genus, from studies across North America. Not a record from this state. Avian Diet Database (Hurlbert Lab), CC0 1.0.

Growing and identification

Plant details

Family
Poaceae
Hardiness
Zones 5a–9b
Flower color
Yellow, pink, purple or red
Growth rate
Rapid
Growth habit
Spreads by rhizomes
Foliage color
Green
Fruit begins
Fall
Fruit ends
Fall

What its natural habitat tells you

Safety has not been reviewed for this plant; check toxicity and thorns before planting.

Growing sources and scope
  • Bloom · “Mid summer” · USDA PLANTS (ranked first; Prairie Moon 2026 Cultural Guide differs) · Nationwide species characteristics; local growing conditions may vary
  • Flower color · “Yellow, pink, purple or red” · NC Extension Plant Toolbox (ranked first; USDA PLANTS differs)
  • Foliage color · “Green” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
  • Fruit begins · “Fall” · NC Extension Plant Toolbox (ranked first; USDA PLANTS differs) · Species profile fruit display season; not a local ripening date
  • Fruit ends · “Fall” · NC Extension Plant Toolbox · Species profile fruit display season; not a local ripening date
  • Growth habit · “Spreads by rhizomes” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
  • Growth rate · “Rapid” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
  • Hardiness · “Zones 5a–9b” · NC Extension Plant Toolbox
  • Height · “3–7 feet” · NC Extension Plant Toolbox (ranked first; Tennessee Smart Yards, USDA PLANTS, Prairie Moon 2026 Cultural Guide differ)
  • Leaves · “Deciduous” · NC Extension Plant Toolbox
  • Life cycle · “Perennial” · NC Extension Plant Toolbox
  • Light · “Full sun (6 or more hours of direct sunlight a day); Partial shade (direct sunlight only part of the day, 2-6 hours)” · NC Extension Plant Toolbox (ranked first; Tennessee Smart Yards, Virginia DCR Piedmont, Virginia DCR Coastal Plain, Prairie Moon 2026 Cultural Guide differ)
  • Soil · “Moist; Occasionally dry; Occasionally wet” · NC Extension Plant Toolbox (ranked first; Tennessee Smart Yards, Virginia DCR Piedmont, Virginia DCR Coastal Plain, Prairie Moon 2026 Cultural Guide differ)
  • Spread · “2–3 feet” · NC Extension Plant Toolbox
Also known as

Switch Grass

Conservation status

Arkansas rankSNR
Global rankG5
AR statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

Will it fit your yard?

Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.

Choose a county to begin.

How to check your spot

Growing cautions

  • Spreads by rhizomes. Spreads steadily into colonies by both rhizomes and re-seeding. Tennessee Smart Yards

For planning only; these do not change the score or Fit.

Sources