About

Astilbe 'Moerheimii' (_thunbergii_ hybrid) is a robust perennial that can reach a height of up to 1.2 meters. It features lush, fern-like leaves that are deeply cut and mid-green in color. In midsummer, this variety showcases elongated, airy spikes of white blooms that rise gracefully above the foliage.

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
Partial shade
Soil type
Clay, Loam
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Moist but well-drained, Poorly-drained
Aspect
East-facing, North-facing, West-facing
Exposure
Exposed, Sheltered
UK hardiness
H7

Plant details

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

Care notes

Cultivation
Grow in moist but well-drained or boggy soil in dappled shade, or in indirect sun where the soil remains moisture-retentive in summer. Drought intolerant, may be affected by leaf scorch 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 spring
Pest resistance
May be susceptible to vine weevil
Disease resistance
May be susceptible to Powdery mildews and leaf scorch in hot sun