Full Sun
Moderate watering
Frost Hardy
8a
USDA zone
-12°C
Minimum temperature
Expected size
Height | Spread | |
|---|---|---|
Max | ||
Min |
Flowering
spring
summer
autumn
winter
More images of Gentiana
Gentiana Overview
Genus with around 360 hardy, evergreen or semi-evergreen, annual, biennial or perennial plants that produce blue, trumpet-shaped flowers. Sometimes red, white or yellow blooms are seen, but blue is most common. These species are well suited to growing in rock gardens.
Common problems with Gentiana
How to propagate Gentiana
Division
Propagate by division or offshoots in spring. Divide autumn flowering species and G.clusii every 3 years in early spring and replant in fresh soil.
Seed
Seed in autumn.
Other uses of Gentiana
Grown for their usually blue flowers. Is excellent for rock gardens and peat beds.