Common Name
Bottle gentian
Closed gentian
Plant Form
Herbs
Duration
Perennial
Max Height (ft)
2.0
Width (ft)
1.0 -
2.0
Region
Piedmont
Mountain

Hardiness Zone
5,
6,
7,
8
Commercially available
Yes
Additional Info
Native to moist meadows, wetlands, and woodlands at higher elevations throughout Eastern North America, extending from Quebec through the Appalachian Mountains to North Carolina and Tennessee. This species is characterized by its upright, unbranched stalks and paired, lanceolate leaves. The striking feature of Closed Gentian is its blue, tubular flowers that remain closed or nearly so, blooming from late August to October.
Flower Color
Blue
Purple/lavender
Flower Prominence
Conspicuous
Bloom Time
Late Summer
Fall
Bloom Month
August
September
October
Light Requirements
Full sun
Partial sun
Moisture Requirements
Moist
Low Maintenance
Yes
Pollinators
Bees
Butterfiles
Hummingbirds
Tolerates
Nurseries that may carry live plant
Species-specific links