A picture of a Gentiana

Gentiana

Gentiana spp.

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

A photo of Gentiana
A photo of Gentiana
A photo of Gentiana
A photo of Gentiana
A photo 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.