About

Astrantia 'Snow Star' is a herbaceous perennial that reaches a height of up to 80 cm. It features finely divided foliage and produces branched stems topped with sizeable, pincushion-like clusters of white flowers. These blooms are complemented by white bracts that have green tips, providing interest from early summer through late summer.

About the genus

Astrantia is a group of herbaceous perennials that grow in clumps, featuring basal leaves that are palmately lobed. The plants develop upright, slender stems that showcase dense clusters of small flowers, which are encircled by a whorl of prominent bracts.

Growing conditions

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

Plant details

Plant type
Herbaceous Perennial
Habit
Bushy
Foliage
Deciduous
Height
0.5-1 metres
Spread
0.1-0.5 metres
Time to full height
2-5 years
Suggested uses
City and courtyard gardens, Cottage and informal garden

Care notes

Cultivation
Best grown in moist, fertile, preferably humus-rich soil in sun or part shade; drier conditions tolerated
Pruning
Cut back after flowers have faded to tidy and encourage a fresh flush of leaf growth
Propagation
Propagate by division in spring
Pest resistance
May be susceptible to astrantia leaf miner
Disease resistance
May be susceptible to powdery mildews