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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 |
 |
2.5m
max. spread |
 |
2.5m
max. height |
 |
10-20 years
to maturity |
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1 hour care
per year |
Botanical name: Hibiscus syriacus
Other names: Shrub althea, Rose mallow , Rose of Sharon
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Genus: Hibiscus
Species: H. syriacus - H. syriacus is a mid-sized, upright, deciduous shrub with lobed, dark-green leaves. In late summer and autumn it bears single, pure white flowers with deep-red centres.
Hibiscus syriacus is: Deciduous
Flower: White, Dark-red in Summer; Dark-red, White in Autumn
Foliage: Dark-green in Spring; Dark-green in Summer; Dark-green in Autumn
Habit: Bushy, Erect
Hibiscus syriacus (Rose mallow ) will reach a height of 2.5m and a spread of 2.5m after 10-20 years.
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Suggested uses: City, Coastal, Cottage/Informal, Beds and borders, Hedging/Screens, Containers, Wallside and trellises
Cultivation: Plant in moist but well-drained, neutral to alkaline soil in a sheltered, sunny position. Needs long, hot summers to flower well.
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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: |
Alkaline, Neutral |
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| Light: |
Full Sun |
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| Aspect: |
South, East |
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| Exposure: |
Sheltered |
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| Hardiness: |
Hardy (H4) |
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