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Open-flower Witchgrass

Dichanthelium laxiflorum

Found in open or shaded woodlands, often in moist soil. Weakley, Flora of the Southeastern United States (2025), Florida edition What its natural habitat tells you

48
Good

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

Profile 94%

Height
Up to about 2 feet
Light
Partial shade, Full shade, Full sun
Soil moisture
Dry to moist
Will it fit your yard?

At a glance

Life cycle
Perennial
Bloom
April to September

Not yet recorded · Spread · Leaves

Recorded in 57 Florida counties.

Natural habitats

Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.

Forests and woodlands

Trail on Little Kennesaw Mountain.
Named place / source context. Shown: Kennesaw Mountain National Battlefield Park, Georgia, a neighboring state.Trail on Little Kennesaw Mountain., Unidentified in HFC record, undated. Public domain. Source record.

All habitats

Ecological relationships

Who uses this plant?

What these records mean

21CaterpillarsGenus host records with ranges including FL

Genus host records with ranges including FL · Panicum

  • Anatrytone loganDelaware Skipper, Logan Skipper, Black-Vein Skipper
  • Ancyloxypha numitorLeast Skipper
  • Dargida diffusaWheat Head Armywotm Moth
  • Dargida rubripennisThe Pink-Streak
  • Hesperia attalusDotted Skipper
  • Hylephila phyleusFiery Skipper
  • Hypena scabraGreen Cloverworm Bomolocha, Black Snout
  • Lerema acciusClouded Skipper, Corn Leaf tier
  • Leucania adjutaAdjutant Wainscot
  • Leucania linitaReed Wainscot, Linen Wainscot
Show all 21
  • Marimatha nigrofimbriaBlack-Bordered Lemon
  • Mocis latipesSmall Mocis, Striped Grass Looper
  • Mocis texanaTexas Mocis
  • Mythimna unipunctaArmyworm Moth, White Speck
  • Panoquina ocolaOcola Skipper, Long-Winged Skiiper
  • Poanes viatorBroad-Winged Skipper
  • Polites egeremetNorthern Broken-Dash
  • Polites themistoclesTawny-Edged Skipper
  • Spodoptera frugiperdaFall Armyworm Moth
  • Elachista solitaria
  • Idioglossa miraculosa
Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
0BeesSoutheastern regional records
0Specialist beesPollen specialists
35BirdsRecorded genus food-resource interactions; not a state feeding claim

Recorded genus food-resource interactions; not a state feeding claim · Panicum

  • Acanthis flammeaCommon Redpoll
  • Agelaius phoeniceusRed-winged Blackbird
  • Aix sponsaWood Duck
  • Anas creccaGreen-winged Teal
  • Anthus rubescensAmerican Pipit
  • Anthus spragueiiSprague's Pipit
  • Aythya collarisRing-necked Duck
  • Calcarius lapponicusLapland Longspur
  • Calcarius ornatusChestnut-collared Longspur
  • Calcarius pictusSmith's Longspur
Show all 35
  • Callipepla gambeliiGambel's Quail
  • Colinus virginianusNorthern Bobwhite
  • Columbina passerinaCommon Ground Dove
  • Contopus virensEastern Wood-Pewee
  • Cyrtonyx montezumaeMontezuma Quail
  • Dendrocygna bicolorFulvous Whistling-Duck
  • Dolichonyx oryzivorusBobolink
  • Fulica americanaAmerican Coot
  • Gallinula galeataCommon Gallinule
  • Junco hyemalisDark-eyed Junco
  • Mareca streperaGadwall
  • Meleagris gallopavoWild Turkey
  • Molothrus aterBrown-headed Cowbird
  • Passer domesticusHouse Sparrow
  • Peucaea aestivalisBachman's Sparrow
  • Plectrophenax nivalisSnow Bunting
  • Pooecetes gramineusVesper Sparrow
  • Porzana carolinaSora
  • Quiscalus quisculaCommon Grackle
  • Sialia sialisEastern Bluebird
  • Spizella passerinaChipping Sparrow
  • Spizella pusillaField Sparrow
  • Turdus migratoriusAmerican Robin
  • Xanthocephalus xanthocephalusYellow-headed Blackbird
  • Zenaida macrouraMourning Dove
Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)

Direct food only: birds recorded eating this genus across North America. 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

Growing and identification

Plant details

Family
Poaceae
Flower color
Green or brown

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

Growing sources and scope
Also known as

Open Flower Witch Grass; Open flower Witchgrass; Panicum laxiflorum; Soft Tufted Witch Grass; panicgrass

Conservation status

Florida rankS3S4
Global rankG5
FL statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

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Sources