Plant Library
Gentian Bottle
Common Name: Gentian
Botanical Name: Gentiana andrewsii
Variety: Bottle
Blossom Color: Blue
Bloom Time: Aug-Oct
Zone: 3 to 6
Exposure: Sun or Part Shade
Mature Height: 12-24"
Mature Width: 12-24"
Notes: Bottle Gentian are slow-growing but long-lived. Bumblebees are the main pollinators. The blue flowers add color to mostly sunny sites in the late summer garden when bumblebees are stocking up for the winter.