Colonial Bentgrass
Agrostis capillaris
In the Carolinas and Georgia, found in meadows, roadsides, disturbed areas. Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition What its natural habitat tells you
Not native to Arkansas. How scores work Is it native here?
Profile 76%
- Height
- About 2 feet
- Light
- Partial shade, Full sun
- Soil moisture
- Dry to wet
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Do not plant. Listed invasive in Arkansas.
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At a glance
- Bloom
- June to August
- Fruiting season
- Summer
Not yet recorded · Spread · Life cycle · Leaves
County records are not available.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.
Open, grassy or flowery ground that is not wet, such as mountain meadows; wet meadows are separate.
Roadsides, fields and disturbed ground
Ground opened by people: roadsides, old fields, pastures, fencerows and lots.
Who uses this plant?
17CaterpillarsGenus host records with ranges including AR
Genus host records with ranges including AR · Agrostis
- Agriphila ruricolellusSilver Striped Webworm, Lesser Vagabond Sod Webworm, Lesser Vagabond Crambid
- Agrotis ipsilonIpsilon Dart, Black Cutworm, Greasy Cutworm
- Amblyscirtes vialisCommon Roadside-Skipper, Black Little Skipper
- Apamea sordensBordered Apamea, Rustic Shoulder-Knot
- Cercyonis pegalaCommon Wood Nymph
- Crambus praefectellusSilver Striped Webworm, Common Grass-Veneer
- Herpetogramma phaeopteralisDusky Herpetogramma Moth,
- Hesperia leonardusLeonard's Skipper, Blazing Star Skipper, Pawnee Prairie Skipper, Pawnee Montane Skipper
- Hylephila phyleusFiery Skipper
- Lon zabulonZabulon Skipper
Show all 17
- Mythimna unipunctaArmyworm Moth, White Speck
- Papaipema nebrisStalk Borer
- Parapediasia teterrellusBluegrass Webworm
- Spodoptera frugiperdaFall Armyworm Moth
- Trichordestra legitimaStriped Garden Caterpillar Moth
- Elachista freyerella
- Elachista illectella
—BeesSoutheastern regional records
—Specialist beesPollen specialists
2BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Agrostis
- Ammospiza leconteiiLeConte's Sparrow
- Dendragapus obscurusDusky Grouse
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
Plant details
- Family
- Poaceae
- Flower color
- Yellow
- Growth rate
- Rapid
- Growth habit
- Spreads by rhizomes
- Foliage color
- Green
- Fruit begins
- Summer
- Fruit ends
- Summer
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Bloom · “June to August” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition (ranked first; USDA PLANTS differs) · Carolinas and Georgia
- Flower color · “Yellow” · 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 · “Summer” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- 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
- Height · “About 2 feet” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Light · “Partial shade; Full sun (documented habitat)” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
- Soil · “Dry; Moist; Wet (documented habitat)” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
Also known as
Agrostis tenuis; Colonial Bent Grass
Conservation status
| Arkansas rank | SNA |
|---|---|
| Global rank | GNR |
| AR status | Not verified |
| Federal status | Not verified |
Sources
- NatureServe Explorer
- USDA PLANTS
- Weakley, Flora of the Southeastern United States (2025)
- Arkansas occurrence source
- Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
- Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
- Smith, Bachelder, Russell, Morales, Mosher & Seltmann 2024, Bee-Specialization-Modeling v0.6.1 (specialist host table compiled from J. Fowler's pollen specialist bee lists), Zenodo, CC BY 4.0
- Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)
- Narango, Tallamy & Shropshire 2020, Few keystone plant genera support the majority of Lepidoptera species, Nature Communications