About

This perennial plant grows in clumps, reaching heights of up to 1.8 meters. It features a robust mass of finely divided green leaves that have a subtle bronze hue. In summer, it produces large, arching clusters of greenish-white flowers.

About the genus

Astilbe are perennial plants with rhizomes, characterized by their dissected leaves that typically have a ternate structure. In summer, they produce upright panicles filled with small flowers in shades of white, pink, or purple. The dried flower heads persist into autumn, adding interest to the landscape.

Growing conditions

Sunlight
Full sun, Partial shade
Soil type
Clay, Loam
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Moist but well-drained, Poorly-drained
Aspect
West-facing, East-facing, North-facing
Exposure
Sheltered
UK hardiness
H4

Plant details

Plant type
Bogs, Herbaceous Perennial
Habit
Clump forming
Foliage
Deciduous
Height
1.5-2.5 metres
Spread
0.5-1 metres
Time to full height
2-5 years
Suggested uses
Architectural, Cottage and informal garden
Native to
Asia

Care notes

Cultivation
Grow in moist or boggy soil in dappled shade, or in indirect sun where the soil remains moisture-retentive in summer. Drought intolerant, may be damaged in hot sun. Good for waterside planting. See Astilbe cultivation
Pruning
Cut down all stems and leaves before the new spring growth emerges
Propagation
Propagate by division in late winter or early spring, pot divisions under glass and plant out in late spring
Pest resistance
Generally pest-free, but may be susceptible to vine weevil
Disease resistance
May be susceptible to powdery mildews