Quercus

Closed Bottle Gentian

Gentiana andrewsii

Native to Kentucky (estimated)

Ecological relationships

Who uses this plant?

1CaterpillarsGenus host records with ranges including KY

Genus host records with ranges including KY · Gentiana

  • Endothenia hebesanaVerbena Bud Moth
Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
10BeesSoutheastern regional records

Southeastern regional records · Gentiana

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
0Specialist beesPollen specialists
2BirdsRecorded genus food-resource interactions; not a state feeding claim

Recorded genus food-resource interactions; not a state feeding claim · Gentiana

  • Calcarius lapponicusLapland Longspur
  • Lagopus leucuraWhite-tailed Ptarmigan
Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)

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

Growing and identification

Plant details

Family
Gentianaceae
Hardiness
Zones 3–7
Flower color
Blue
Growth rate
Moderate
Growth habit
Grows in clumps
Foliage color
Green
Fruit begins
Summer
Fruit ends
Fall

Safety has not been reviewed for this plant; check toxicity and thorns before planting.

Growing sources and scope
  • Bloom · “August to October” · Prairie Moon 2026 Cultural Guide · Nursery cultural guide; height in flower; moisture categories retained as printed
  • Flower color · “Blue” · Prairie Moon 2026 Cultural Guide · Nursery cultural guide; height in flower; moisture categories retained as printed
  • 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 · “Fall” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
  • Growth habit · “Grows in clumps” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
  • Growth rate · “Moderate” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
  • Hardiness · “Zones 3–7” · Missouri Botanical Garden Plant Finder
  • Height · “About 2 feet in flower” · Prairie Moon 2026 Cultural Guide · Nursery cultural guide; height in flower; moisture categories retained as printed
  • Life cycle · “Perennial” · Minnesota Wildflowers
  • Light · “Full sun (6+ hours); Part shade (3–6 hours)” · Prairie Moon 2026 Cultural Guide · Nursery cultural guide; height in flower; moisture categories retained as printed
  • Soil · “Wet-mesic; Mesic” · Prairie Moon 2026 Cultural Guide · Nursery cultural guide; height in flower; moisture categories retained as printed
  • Spread · “1 foot” · Missouri Botanical Garden Plant Finder
Also known as

Closed Bottle Gentian; Closedbottle Gentian

Conservation status

Kentucky rankNot available
Global rankG5?
KY statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

Will it fit your spot?

Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.

Choose a county to begin.

How to check your spot

Sources