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Beginner
skill rating |
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0.75m
max. spread |
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0.75m
max. height |
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2-5 years
to maturity |
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1 hour care
per year |
Botanical name: Allium 'Firmament'
Other names: Allium 'Firmament'
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Genus: Allium
Variety or cultivar: 'Firmament' _ 'Firmament' is a bulbous perennial, with strap-shaped, grey-green leaves. Star-shaped, deep-purple flowers are borne in spherical heads in early summer which are followed by attractive seed-heads.
Allium 'Firmament' is: Deciduous
Flower: Purple in Summer
Foliage: Grey-green in Summer
Habit: Erect
Allium 'Firmament' (Allium 'Firmament') will reach a height of 0.75m and a spread of 0.75m after 2-5 years.
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Suggested uses: Architectural, Cottage/Informal, Flower Arranging, Beds and borders, Gravel
Cultivation: Grow in fertile, but well-drained soil. Add grit to heavy soils to improve drainage.
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| Soil types: |
Chalky, Clay, Loamy, Sandy (will tolerate most soil types) |
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| Soil drainage: |
Moist but well-drained, Well-drained |
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| Soil pH: |
Acid, Alkaline, Neutral |
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| Light: |
Full Sun |
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| Aspect: |
North, South, East, West |
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| Exposure: |
Sheltered |
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| Hardiness: |
Tender in frost (H3), Hardy (H4) |
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We list 8 suppliers who tell us they sell Allium 'Firmament' (Allium 'Firmament'). In order to see the list you'll need to either register or log in as a full member.
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