Propagation
Sow fresh seed during autumn in pots and in cold climates place in a cold frame.

Divide established clumps during spring.

Botanic information
Leaf: The dark green imparipinnate leaves have up to 25 ovate leaflets that has an acute apex. It has a fern-like appearance with a flattish and slightly pubescent petiole.

Flower: The blue campanulate flowers are arranged in an axillary or terminal cyme that is held above the foliage that tends to become pendulous. The flowers are pollinated by flies and appear from late spring to early summer.

Fruit: The tiny capsule splits along the carpel mid-ribs. The seeds are viable but the plant may be reproduced vegetatively.