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Create your own plant list and get plant care reminders direct to your inbox!
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Beginner
skill rating |
 |
0.3m
max. spread |
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0.4m
max. height |
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2-5 years
to maturity |
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2 hours care
per year |
Botanical name: Allium unifolium
Other names: One-leaf allium, One leaf onion, American onion, Allium murrayanum
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Genus: Allium
Species: A. unifolium - A. unifolium is a bulbous perennial with strap-shaped leaves and rounded umbels of pale, rose-pink, star-shaped flowers in late spring.
Allium unifolium is: Deciduous
Flower: Pale-pink in Spring
Foliage: Green in Spring
Habit: Clump-forming
Plant with:
Lavandula angustifolia 'Miss Katherine' (English lavender 'Miss Katherine')
Allium unifolium (One-leaf allium) will reach a height of 0.4m and a spread of 0.3m after 2-5 years.
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Suggested uses: Architectural, Cottage/Informal, Flower Arranging, Beds and borders, Underplanting
Cultivation: Grows in fertile, but well-drained soil. Add grit to clay soils to improve drainage. The stems have a tendancy to fall over, so early staking is a good idea.
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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 23 suppliers who tell us they sell Allium unifolium (One-leaf allium). In order to see the list you'll need to either register or log in as a full member.
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