- Position: full sun or partial shade
- Soil: well-drained soil
- Rate of growth: fast
- Flowering period: May to July
- Hardiness: fully hardy
Billowing umbels of tiny, white flowers top finely divided foliage from mid spring to early summer, creating a charming, ethereal quality. A short-lived perennial or biennial that is ideal for naturalised planting schemes or meadows, where it can be allowed to set seed freely.
- Garden care: Support with brushwood or link stakes in spring before the flowers appear. In autumn cut it back to just above ground level and apply a generous layer of mulch around the roots.