A herbaceous perennial spreading rapidly by root suckers. The long-stalked leaves are mid-green and deeply divided. White flowers up to 8cm across, with golden stamens appear in late spring and early summer.
 
Position: Full sun, Partial shade
Soil Types: Chalk, Clay, Loam, Sand
Max Height: 0.5-1 metres
Max Spread: 0.1-0.5 metres
Moisture: Moist but well–drained
pH: Acid or Alkaline or Neutral
Aspect: South–facing or North–facing or West–facing or East–facing
Exposure: Exposed or Sheltered
Hardiness: H7
Cultivation: Will grow in any garden soil but avoid excessive winter wet, dislikes being moved around. Can spread rapidly once established.
Propagation: Propagate by division in early spring or autumn, or propagate by root cuttings.
Suggested planting locations and garden types:
Cottage and informal garden
City and courtyard gardens
Wildlife gardens
Flower borders and beds
Pruning: Cut back flowered stems in late autumn
Pests: May be susceptible to leaf and bud eelworm, caterpillars and slugs
Diseases: May be susceptible to Powdery mildews