This perennial dies back to below ground level each year in autumn, then fresh new growth appears again in spring.

• Position:partial shade
• Soil: moist, moderately fertile soil
• Rate of growth: average
• Flowering period: June to October
• Hardiness: fully hardy
  
  Masses of white, daisy-like flowers with brownish yellow centres are produced in loose clusters from June to October. This white wood aster, originally from North America, was a favourite shade-loving plant of Gertrude Jekyll who used it in her own garden teaming it with bergenias. A great plant for a shady border.
  
  
• Garden care: After flowering cut the flowered stems to the ground and apply a generous mulch of well-rotted garden compost or horse manure around the base of the plant.