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Astrantia major 'Star of Billion' (Masterwort 'Star of Billion' )
2 hours care
per year
per year
0.75m
Max height
Max height
0.5m
Max spread
Max spread
2-5 years
To maturity
To maturity
Plant details
Botanical name
Astrantia major 'Star of Billion'
Other names
Masterwort 'Star of Billion'
Genus
Astrantia Astrantia
Variety or Cultivar
'Star of Billion' _ 'Star of Billion' is a clump-forming, herbaceous perennial with divided, mid-green leaves and branching stems bearing umbels of large white flowers with conspicuous green-tipped, white bracts in summer.
Astrantia major 'Star of Billion' is: Deciduous
Habit
Clump-forming, Erect, Open stems
Flower
White in Summer
Foliage
Mid-green in Spring; Mid-green in Summer; Mid-green in Autumn
How to care
Watch out for
Pests
Generally pest free.
Powdery mildew Powdery mildew
General care
Pruning
Deadhead before seed is ripe to prevent self-seeding
Propagation methods
Division, Seed
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Where to grow
Astrantia major 'Star of Billion' (Masterwort 'Star of Billion' ) will reach a height of 0.75m and a spread of 0.5m after 2-5 years.
Suggested uses
Beds and borders, Coastal, Cottage/Informal, Flower Arranging, Woodland
Cultivation
Best planted in moist, fertile, humus-rich soil in sun or part shade. Will tolerate drier conditions.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Moist but well-drained, Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Sun
Aspect
North, South, East, West
Exposure
Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
Companion plants
We do not currently have companion plants added for this plant.
Botanical name
Astrantia major 'Star of Billion'
Other names
Masterwort 'Star of Billion'
Genus
Astrantia Astrantia
Variety or Cultivar
'Star of Billion' _ 'Star of Billion' is a clump-forming, herbaceous perennial with divided, mid-green leaves and branching stems bearing umbels of large white flowers with conspicuous green-tipped, white bracts in summer.
Native to
Garden origin
Foliage
Deciduous
Habit
Clump-forming, Erect, Open stems
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Colour
Flower
White in Summer
Foliage
Mid-green in Spring; Mid-green in Summer; Mid-green in Autumn
How to care
Watch out for
Pests
Generally pest free.
Specific diseases
General care
Pruning
Deadhead before seed is ripe to prevent self-seeding
Propagation methods
Division, Seed
Monthly care advice
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Where to grow
Astrantia major 'Star of Billion' (Masterwort 'Star of Billion' ) will reach a height of 0.75m and a spread of 0.5m after 2-5 years.
Suggested uses
Beds and borders, Coastal, Cottage/Informal, Flower Arranging, Woodland
Cultivation
Best planted in moist, fertile, humus-rich soil in sun or part shade. Will tolerate drier conditions.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Moist but well-drained, Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Sun
Aspect
North, South, East, West
Exposure
Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
USDA zones
Zone 9, Zone 8, Zone 7, Zone 6
In order to add a note on this plant, please add this plant to your plant lists.
| This plant likes... | Garden match | |
| Soil types: | Chalky, Clay, Loamy, Sandy (will tolerate most soil types) | Tell us... |
| Soil drainage: | Moist but well-drained, Well-drained | Tell us... |
| Soil pH: | Acid, Alkaline, Neutral | Tell us... |
| Light: | Partial Shade, Full Sun | Tell us... |
| Aspect: | North, South, East, West | Tell us... |
| Exposure: | Sheltered | Tell us... |
| Hardiness: | Hardy (H4) | Tell us... |
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