Bottle Gentian
Gentiana andrewsii
| Description: Tight clusters of bottle-shaped flowers visited by bumble bees, which are strong enough to force their way into the closed flowers. |
| Propagation: Divisions, cuttings, seeds |
| Initial bloom (month and week): September W4 |
| Garden name: Sunny Wetland Garden |
| Color of flower: Blue |
| Height: 1-2′ |
| Spread: 12″ |
| Family: Gentianaceae |
| Soil type: Sand, loam, or clay |
| Soil moisture: Moist to wet |
| Light: Sun to part shade |
| Zone: 3-6 |