Propagation
Sow fresh seeds in situ during spring.

Divide established clumps during spring.

Take cuttings from summer to autumn and in cold climates place in a cold frame till spring.

Botanic information
Leaf: The basal leaves are oval to oblong and the alternatly arranged stem leaves are lanceolate. All the leaves are roughly pubescent with a serrated margin and an acute apex.

Flower: The pendant 5-pettaled stellate flowers are arranged on a terminal leafy cyme that is held above the foliage. The flower throats have scales and stamens that form a cone-shape and the flower is also editable. They appear from late spring to early summer.

Fruit: The small schizocarpic nut splits into 4-one seeded articles. The seed are small and numerous. The seeds are viable but the plant may be reproduced vegetatively.