A picture of a Blue Corydalis

Blue Corydalis

Corydalis flexuosa

Partial Shade
Moderate watering
Frost Hardy

8a

USDA zone

-12°C

Minimum temperature

Expected size

Height
Spread

50cm

Max

50cm

10cm

Min

10cm

5 years to reach maturity

Flowering

  • spring
  • summer
  • autumn
  • winter

More images of Blue Corydalis

A photo of Blue Corydalis
A photo of Blue Corydalis

Blue Corydalis Overview

A perennial with small bulbils and fibrous roots which will produce light green ovate leaflets with an overall height of about 15 to 30cm. From spring to summer it produces bright blue flowers on terminal racemes.

Common problems with Blue Corydalis

How to propagate Blue Corydalis

Seed

You can propagate by seed in autumn.

Division

Division when dormant; autumn for spring flowering species and spring for summer flowering species.

Special features of Blue Corydalis

Attracts butterflies

Other uses of Blue Corydalis

Rock garden, ornamental