I love shingle in the garden: you can walk on it all year round without getting wet ankles, it looks great in the rain, it's not damaged by frost and snow, and…
This plant can withstand poor soil, deep shade and extreme cold. If growing in a container, feed occasionally.
By seed in spring or autumn, or by division in autumn. Selected cultivars should be propagated by division only.
Pests, diseases or disorders
Usually little trouble from pests and diseases.