Longleaf Bluet

Houstonia longifolia

Good

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

Profile 88%

Height: 6–12 inches
Light: Full to part sun
Soil moisture: Dry to average

Will it fit your yard?

Houstonia longifolia — flower photograph — (c) Turner Brockman, some rights reserved (CC BY-SA) · CC BY-SA 4.0 · Original photograph

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 68 Virginia counties.

Also found with this plant

Wildlife whose habitat models include habitats this plant grows in, in Virginia. Shared habitat, not food. 131 animals.

Hooded Warbler
Wilsonia citrina
Birds. 1 shared habitat
Horned Lark
Eremophila alpestris
Birds. 1 shared habitat
Indigo Bunting
Passerina cyanea
Birds. 1 shared habitat
Northern Parula
Parula americana
Birds. 1 shared habitat
Northern Rough-winged Swallow
Stelgidopteryx serripennis
Birds. 1 shared habitat
Red-cockaded Woodpecker
Picoides borealis
Birds. 1 shared habitat
Red-shouldered Hawk
Buteo lineatus
Birds. 1 shared habitat
Rough-legged Hawk
Buteo lagopus
Birds. 1 shared habitat
Short-eared Owl
Asio flammeus
Birds. 1 shared habitat
Snowy Owl
Bubo scandiacus
Birds. 1 shared habitat
Swainson's Warbler
Limnothlypis swainsonii
Birds. 1 shared habitat

All wildlife of Virginia

Ecological relationships

Who uses this plant?

What these records mean

1CaterpillarsGenus host records with ranges including VA

Genus host records with ranges including VA · Houstonia

Thyris maculataSpotted Thyris

Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)

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

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

—BirdsRecorded genus food-resource interactions; not a state feeding claim

No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects

Growing and identification

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

Virginia rank	S4S5
Global rank	G5
VA status	Not verified
Federal status	Not verified

Conservation source Global and federal source

In your garden

Will it fit your yard?

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How to check your spot

Longleaf Bluet

At a glance

Also found with this plant

Who uses this plant?

Plant details

Conservation status

Will it fit your yard?

Sources

More Houstonia