Smooth Brome
Bromus inermis
Found in fields, roadsides, clearings, other disturbed areas. FloraQuest, phone app (app page) What its natural habitat tells you
—
Not native
Not native to Virginia. How scores work Is it native here?
Profile 76%
- Height
- About 2.5 feet
- Light
- Partial shade, Full sun
- Soil moisture
- Dry to moist
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At a glance
- Bloom
- June to July
- Fruiting season
- Summer
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Not yet recorded · Spread · Life cycle · Leaves
Recorded in 57 Virginia counties.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.
1 of 2
Roadsides, fields and disturbed ground
Ground opened by people: roadsides, old fields, pastures, fencerows and lots.
Ecological relationships
Who uses this plant?
16CaterpillarsGenus host records with ranges including VA
Genus host records with ranges including VA · Bromus
- Amblyscirtes vialisCommon Roadside-Skipper, Black Little Skipper
- Anatrytone loganDelaware Skipper, Logan Skipper, Black-Vein Skipper
- Ancyloxypha numitorLeast Skipper
- Apamea sordensBordered Apamea, Rustic Shoulder-Knot
- Cercyonis pegalaCommon Wood Nymph
- Cisseps fulvicollisYellow-Collared Scape Moth
- Dargida diffusaWheat Head Armywotm Moth
- Hesperia leonardusLeonard's Skipper, Blazing Star Skipper, Pawnee Prairie Skipper, Pawnee Montane Skipper
- Leucania insuetaDarted Wainscot, Heterodox Wainscot
- Leucania phragmitidicolaNeedle Wainscot, Phragmites Wainscot
Show all 16
- Leucania pseudargyriaFalse Wainscot
- Papaipema nebrisStalk Borer
- Polites corasPeck's Skipper, Yellow-Patch Skipper
- Spodoptera frugiperdaFall Armyworm Moth
- Elachista illectella
- Gonioterma mistrella
—BeesSoutheastern regional records
—Specialist beesPollen specialists
11BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Bromus
- Alectoris chukarChukar
- Anser albifronsGreater White-fronted Goose
- Callipepla californicaCalifornia Quail
- Corvus brachyrhynchosAmerican Crow
- Dendragapus obscurusDusky Grouse
- Meleagris gallopavoWild Turkey
- Oreortyx pictusMountain Quail
- Perdix perdixGray Partridge
- Spizella pusillaField Sparrow
- Sturnus vulgarisEuropean Starling
Show all 11
- Zonotrichia atricapillaGolden-crowned Sparrow
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
Growing and identification
Plant details
- Family
- Poaceae
- Flower color
- Yellow
- Growth rate
- Moderate
- 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 July” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) (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 · “Moderate” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Height · “About 2.5 feet” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Light · “Partial shade; Full sun (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
- Soil · “Dry; Moist (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
Also known as
Awnless Brome
Conservation status
| Virginia rank | SNA |
|---|---|
| Global rank | G5 |
| VA status | Not verified |
| Federal status | Not verified |
Sources
- Digital Atlas of the Virginia Flora
- USDA PLANTS
- FloraQuest: Carolinas, Georgia (Weakley), phone app (app page)
- FloraQuest: Northern Tier (Weakley), phone app (app page)
- NatureServe Explorer
- 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