Quercus

Knotgrass

Paspalum distichum

Native to South Carolina (estimated)

Ecological relationships

Who uses this plant?

16CaterpillarsGenus host records with ranges including SC

Genus host records with ranges including SC · Paspalum

  • Anicla infectaGreen Cutworm Moth
  • Diatraea evanescensBlack-Dot Diatraea
  • Elasmopalpus lignosellaLesser Cornstalk Borer
  • Hedone vibexWhirlabout
  • Herpetogramma phaeopteralisDusky Herpetogramma Moth,
  • Hylephila phyleusFiery Skipper
  • Hypena scabraGreen Cloverworm Bomolocha, Black Snout
  • Lerema acciusClouded Skipper, Corn Leaf tier
  • Lerodea eufalaEufala Skipper, Gray Skipper, Rice Leafroller
  • Mocis texanaTexas Mocis
Show all 16
  • Mythimna unipunctaArmyworm Moth, White Speck
  • Polites othoSouthern Broken-Dash, Broken-Dash Skipper
  • Redectis vitreaWhite-Spotted Redactis
  • Spodoptera eridaniaSouthern Armyworm Moth
  • Spodoptera frugiperdaFall Armyworm Moth
  • Spodoptera ornithogalliYellow-Striped Armyworm Moth, Cotton Cutworm
Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
7BeesSoutheastern regional records
0Specialist beesPollen specialists
17BirdsRecorded genus food-resource interactions; not a state feeding claim

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

  • Agelaius phoeniceusRed-winged Blackbird
  • Aix sponsaWood Duck
  • Anthus rubescensAmerican Pipit
  • Colinus virginianusNorthern Bobwhite
  • Columbina passerinaCommon Ground Dove
  • Cyrtonyx montezumaeMontezuma Quail
  • Dolichonyx oryzivorusBobolink
  • Gallinula galeataCommon Gallinule
  • Meleagris gallopavoWild Turkey
  • Molothrus aterBrown-headed Cowbird
Show all 17
  • Plectrophenax nivalisSnow Bunting
  • Porzana carolinaSora
  • Quiscalus mexicanusGreat-tailed Grackle
  • Quiscalus quisculaCommon Grackle
  • Rallus elegansKing Rail
  • Tympanuchus pallidicinctusLesser Prairie-Chicken
  • Zenaida macrouraMourning Dove
Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)

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

Growing and identification

Plant details

Family
Poaceae
Flower color
Green
Growth rate
Rapid
Growth habit
Spreads by runners
Foliage color
Green
Fruit begins
Summer
Fruit ends
Fall

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

Growing sources and scope
  • Bloom · “Late summer” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
  • Flower color · “Green” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
  • Foliage color · “Green” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
  • Fruit begins · “Summer” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
  • Fruit ends · “Fall” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
  • Growth habit · “Spreads by runners” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
  • Growth rate · “Rapid” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
  • Height · “About 10.8 inches” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
  • Light · “Full sun (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team) · Carolinas and Georgia
  • Soil · “Moist; Wet (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team) · Carolinas and Georgia
Also known as

Knot Grass

Conservation status

South Carolina rankNot available
Global rankG5
SC statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

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Sources