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Longleaf Bluet

Houstonia longifolia

35
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?

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.

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 rankS4S5
Global rankG5
VA 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

Sources