The bluest flowers in a C.flexuosa (but less blue when cold) Mar-Jun and Sep-Nov, beige-green leaves. Easy but prefers moist shade and good soil.

Genus: CORYDALIS
Variety: FLEXUOSA
Cultivar: ‘CHINA BLUE’
Plant family: Papaveraceae
Hardiness zone: H5 (-15C to -10C)
Height: 

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Other data

Foilage colour
Foliage season
Flower colour
Flowering season
Soil moisture
Shadiness
Hardiness

Plant ID 864