Longleaf Bluet
Houstonia longifolia
Native to Florida. How scores work Is it native here?
Profile 88%
- Height
- 6–12 inches
- Light
- Full to part sun
- Soil moisture
- Dry to average

At a glance
- Life cycle
- Perennial
Not yet recorded · Spread · Leaves · Bloom
Bloom: NC species account not read yet.
Spread and leaves: no source found yet.
This plant is missing most of its facts, so Quercus is looking them up in old botany books.
Recorded in 5 Florida counties.
Also found with this plant
Wildlife whose habitat models include habitats this plant grows in, in Florida. Shared habitat, not food. 79 animals.
- Northern CardinalCardinalis cardinalis
- Northern FlickerColaptes auratus
- Northern MockingbirdMimus polyglottos
- Orange-crowned WarblerVermivora celata
- Orchard OrioleIcterus spurius
- OspreyPandion haliaetus
- Pileated WoodpeckerDryocopus pileatus
- Pine SiskinCarduelis pinus
- Pine WarblerDendroica pinus
- Prairie WarblerDendroica discolor
- Purple FinchCarpodacus purpureus
- Red-bellied WoodpeckerMelanerpes carolinus
- Red-cockaded WoodpeckerPicoides borealis
- Red-headed WoodpeckerMelanerpes erythrocephalus
- Red-tailed HawkButeo jamaicensis
- Red-winged BlackbirdAgelaius phoeniceus
- Ruby-crowned KingletRegulus calendula
- Ruby-throated HummingbirdArchilochus colubris
- Sharp-shinned HawkAccipiter striatus
- Spotted SandpiperActitis macularius
- Swallow-tailed KiteElanoides forficatus
- Tufted TitmouseBaeolophus bicolor
- Turkey VultureCathartes aura
- White-crowned SparrowZonotrichia leucophrys
Who uses this plant?
1CaterpillarsGenus host records with ranges including FL
Genus host records with ranges including FL · Houstonia
- Thyris maculataSpotted Thyris
13BeesSoutheastern regional records
Southeastern regional records · Houstonia
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
1Specialist beesPollen specialists
Pollen specialists · Houstonia
- Perdita pedernalensis
No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects
Plant details
- Family
- Rubiaceae
- Soil pH
- Acidic
- Flower color
- White, pink or purple
What its natural habitat tells you
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Flower color · “White, pink or purple” · Lady Bird Johnson Wildflower Center
- Height · “6–12 inches” · Tennessee Smart Yards (ranked first; Lady Bird Johnson Wildflower Center, Minnesota Wildflowers differ) · Published Tennessee growing guidance; exact cached scientific heading
- Life cycle · “Perennial” · Minnesota Wildflowers
- Light · “Full to part sun” · Tennessee Smart Yards (ranked first; Lady Bird Johnson Wildflower Center differs) · Published Tennessee growing guidance; exact cached scientific heading
- Soil · “medium to dry” · Tennessee Smart Yards (ranked first; Lady Bird Johnson Wildflower Center differs) · Published Tennessee growing guidance; exact cached scientific heading
- Soil pH · “Acidic” · Lady Bird Johnson Wildflower Center
Also known as
Long Leaf Summer Bluet
Conservation status
| Florida rank | SNR |
|---|---|
| Global rank | G5 |
| FL 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
- Atlas of Florida Plants
- USDA PLANTS
- Vascular Plants of North Carolina (NC Natural Heritage Program)
- 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

























