Narrowleaf Bluecurls
Trichostema setaceum
Found in thin soils around rock outcrops, especially granite flatrocks, dry sandy soils of the Coastal Plain. FloraQuest, phone app (app page) What its natural habitat tells you
Native to Virginia. How scores work Is it native here?
Profile 94%
- Height
- Up to about 1 foot
- Light
- Full sun
- Soil moisture
- Dry

Rare or protected plant. Specialist conservation planting; excluded from routine garden suggestions. Plant caution source
Hidden from default planting suggestions. Wildlife value and native status remain unchanged.
At a glance
- Life cycle
- Annual
- Bloom
- August to November
Not yet recorded · Spread · Leaves
Recorded in 18 Virginia counties.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.
Granite and other acidic rock outcrops
Bare or thin-soil rock on granite, gneiss, sandstone, quartzite and similar acidic rock, including granite flatrocks and domes.
Also found with this plant
Wildlife whose habitat models include habitats this plant grows in, in Virginia. Shared habitat, not food. 53 animals.
- Horned LarkEremophila alpestris
- Loggerhead ShrikeLanius ludovicianus
- Long-eared OwlAsio otus
- Mourning DoveZenaida macroura
- Northern BobwhiteColinus virginianus
- Northern FlickerColaptes auratus
- Northern MockingbirdMimus polyglottos
- Olive-sided FlycatcherContopus cooperi
- Orchard OrioleIcterus spurius
- OspreyPandion haliaetus
- Purple FinchCarpodacus purpureus
- Red-tailed HawkButeo jamaicensis
- Rough-legged HawkButeo lagopus
- Ruby-crowned KingletRegulus calendula
- Ruby-throated HummingbirdArchilochus colubris
- Sharp-shinned HawkAccipiter striatus
- Short-eared OwlAsio flammeus
- Snowy OwlBubo scandiacus
- Spotted SandpiperActitis macularius
- Summer TanagerPiranga rubra
- Tree SwallowTachycineta bicolor
- Tufted TitmouseBaeolophus bicolor
- Turkey VultureCathartes aura
- White-breasted NuthatchSitta carolinensis
Who uses this plant?
2CaterpillarsGenus host records with ranges including VA
Genus host records with ranges including VA · Trichostema
- Manduca rusticaRustic Sphinx
- Eteobalea sexnotella
4BeesSoutheastern regional records
Southeastern regional records · Trichostema
Individual names are not available yet.
Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
1BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Trichostema
- Cyrtonyx montezumaeMontezuma Quail
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
Plant details
- Family
- Lamiaceae
- Flower color
- Blue or violet
Growing sources and scope
- Bloom · “August to November” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
- Flower color · “Blue or violet” · Lady Bird Johnson Wildflower Center
- Height · “Up to about 1 foot” · Lady Bird Johnson Wildflower Center
- Life cycle · “Annual” · Lady Bird Johnson Wildflower Center
- Light · “Full sun (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
- Soil · “Dry (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
Also known as
Narrow Leaf Blue Curls
Conservation status
| Virginia rank | S2 |
|---|---|
| Global rank | G5 |
| VA status | Not verified |
| Federal status | Not verified |
Will it fit your yard?
Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.
Sources
- Virginia DCR Natural Heritage rare plant list
- Digital Atlas of the Virginia Flora
- USDA PLANTS
- Vascular Plants of North Carolina (NC Natural Heritage Program)
- 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

























