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Upland Bentgrass

Agrostis perennans

Found in moist to dry forests, woodlands, barrens, clearings, disturbed areas, and also in a variety of wetlands such as bogs, fens, seepage swamps, and depressions. Weakley, Flora of the Southeastern United States (2025), Florida edition What its natural habitat tells you

41
Good

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

Profile 88%

Height
About 3.5 feet
Light
Shade, Partial sun, Full sun
Soil moisture
Low, Moderate, High
Will it fit your yard?

At a glance

Bloom
April to May
Fruiting season
August to November

Not yet recorded · Spread · Life cycle · Leaves

Recorded in 19 Florida counties.

Natural habitats

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

1 of 7

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.

Forest edges and thickets

Wooded scene looking out over partially open fields
Named place / source context. Shown: Chickamauga and Chattanooga National Military Park, Georgia and Tennessee; which part is not recorded, a neighboring state.Wooded scene looking out over partially open fields, Richard Schlecht, undated. Public domain. Source record.

Swamps

Loblolly bay in a coastal swamp
Regional / representative. Shown: Southern coastal swamps, Florida to Virginia; state not identified, a neighboring state.Loblolly bay in a coastal swamp, Marian Ellis Rowan, 1901. Public domain. Source record.

Moist forests

Forests on moist but not wet ground, such as rich slopes and ravines.

Dry forests and woodlands

Forests and open woodlands on dry ridges and slopes, often oak or pine.

Roadsides, fields and disturbed ground

Ground opened by people: roadsides, old fields, pastures, fencerows and lots.

Seeps and springs

Places where groundwater keeps the soil or rock wet, such as seepage slopes and spring runs.

All habitats

Ecological relationships

Who uses this plant?

What these records mean

12CaterpillarsGenus host records with ranges including FL

Genus host records with ranges including FL · Agrostis

  • Agrotis ipsilonIpsilon Dart, Black Cutworm, Greasy Cutworm
  • Amblyscirtes vialisCommon Roadside-Skipper, Black Little Skipper
  • Cercyonis pegalaCommon Wood Nymph
  • Crambus praefectellusSilver Striped Webworm, Common Grass-Veneer
  • Euxoa auxiliarisArmy Cut-Worm, Army Cutworm
  • Herpetogramma phaeopteralisDusky Herpetogramma Moth,
  • Hylephila phyleusFiery Skipper
  • Lon zabulonZabulon Skipper
  • Mythimna unipunctaArmyworm Moth, White Speck
  • Parapediasia teterrellusBluegrass Webworm
Show all 12
  • Spodoptera frugiperdaFall Armyworm Moth
  • Trichordestra legitimaStriped Garden Caterpillar Moth
Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
0BeesSoutheastern regional records
0Specialist 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
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
Growth rate
Moderate
Growth habit
Spreads by rhizomes
Foliage color
Green
Fruit begins
August
Fruit ends
November

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

Growing sources and scope
Also known as

Upland Bent Grass

Conservation status

Florida rankSNR
Global rankG5
FL statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

Will it fit your yard?

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How to check your spot

Growing cautions

  • Spreads by rhizomes. USDA PLANTS lists its growth form as rhizomatous. USDA PLANTS

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

Sources