// SPECIES PROFILE · PERENNIAL · NATIVE

Closed bottle gentian

Gentiana andrewsii

Closed bottle gentian (Gentiana andrewsii) is a perennial in the — family. Native range includes MO — verified against the Lady Bird Johnson Wildflower Center native distribution database. Hardy in zones 2b–8a. Mature size 1'–4'.

// QUICK FACTS

Family: —
Group: perennial
Native range: Native to 25 U.S. states, including CO, CT, DE, IA, IL, IN…
USDA hardiness: Zones 2b–8a
Mature size: 1'–4'
Sun: Part shade
Water: Medium
Bloom: —
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Closed bottle gentian (Gentiana andrewsii) — *Gentiana andrewsii* — Closed bottle gentian. Photo by Hugowolf at en.wikipedia via Wikimedia Commons (CC BY 2.5).

Field Notes

[ growing · ecology · siting · care ]

Why it's on this list: native species profile. Native-range data from the Lady Bird Johnson Wildflower Center (NPIN), cross-checked against iNaturalist observations. Part of Rooted Revival's regional native plant catalog — true natives for Oklahoma, Arkansas, Missouri and Kansas.

Companion Planting

[ guild · polyculture · cross-layer pairings ]

In the same native range, closed bottle gentian pairs naturally with: Broadleaf Arrowhead (Sagittaria latifolia), False Sunflower (Heliopsis helianthoides), Gray Goldenrod (Solidago nemoralis), Groundnut / Hopniss (Apios americana).