About
'Astrantia major 'Star of Billion' PBR' is a perennial that develops into a dense clump, reaching a height of up to 75 cm. It features finely divided, mid-green foliage. During the summer months, its branching stems produce clusters of small flowers that range in color from greenish-white to white, each encircled by narrow, white bracts that have green tips.
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
- Chalk, Clay, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- East-facing, South-facing, West-facing
- Exposure
- Exposed, Sheltered
- UK hardiness
- H7
Plant details
- Plant type
- Herbaceous Perennial
- Habit
- Clump forming
- 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, Wildlife gardens
Care notes
- Cultivation
- Grow in moisture-retentive but well-drained, preferably humus-rich, fertile soil in sun or partial shade
- Pruning
- No pruning required, but deadhead to encourage repeat flowering and, if seedlings are not wanted, deadhead before seed is ripe
- Propagation
- Propagate by division in spring
- Pest resistance
- May be susceptible to slugs, snails, aphids and astrantia leaf miner
- Disease resistance
- May be susceptible to powdery mildews