Astrantia 'Snow Star'PBR
masterwort 'Snow Star'
'Snow Star' is a herbaceous perennial, to 80cm tall, with deeply-divided leaves. Branched stems bear large, pincushion heads of white flowers, surrounded by green-tipped white bracts, from early to late summer
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Size
Ultimate height
0.5–1 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Green White | Green | ||
| Autumn | ||||
| Winter |
Position
- Full sun
- Partial shade
Aspect
North–facing or East–facing or South–facing or West–facing
Exposure
Exposed or Sheltered Hardiness
H7Botanical details
- Family
- Apiaceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Bushy
- Genus
Astrantia are clump-forming herbaceous perennials with palmately lobed basal leaves and branched, erect, wiry stems bearing compact umbels of tiny flowers surrounded by a rosette of showy bracts
- Name status
Accepted
How to grow
Cultivation
Best grown in moist, fertile, preferably humus-rich soil in sun or part shade; drier conditions tolerated
Propagation
Propagate by division in spring
Suggested planting locations and garden types
- City and courtyard gardens
- Cottage and informal garden
- Cut flowers
- Flower borders and beds
- Underplanting of roses and shrubs
Pruning
Cut back after flowers have faded to tidy and encourage a fresh flush of leaf growth
Pests
May be susceptible to astrantia leaf miner
Diseases
May be susceptible to powdery mildews
Get involved
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