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 |
Intermediate
skill rating |
 |
1.5m
max. spread |
 |
1m
max. height |
 |
5-10 years
to maturity |
 |
2 hours care
per year |
 |
This plant
is toxic! |
Botanical name: Hydrangea macrophylla 'Altona'
Other names: Hydrangea 'Altona'
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Genus: Hydrangea
Variety or cultivar: Altona _ 'Altona' is a small deciduous shrub with broadly ovate leaves. Hortensia-type with large rose-red sterile florets, turning to green then deep red in autumn. Blues well on acid soils.
Hydrangea macrophylla 'Altona' is: Deciduous
Flower: Yellow-green in Spring; Pale-red, Flushed pink, Blue in Summer; Flushed red in Autumn
Foliage: Dark-green in Summer
Habit: Bushy
Toxicity: Can cause mild stomach upset if ingested and contact with foliage may aggravate skin allergies.
Awards: RHS AGM (Award of Garden Merit)
Hydrangea macrophylla 'Altona' (Hydrangea 'Altona') will reach a height of 1m and a spread of 1.5m after 5-10 years.
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Suggested uses: City, Cottage/Informal, Flower Arranging, Beds and borders, Low Maintenance, Containers
Cultivation: Plant in moist, but well-drained, soil in sun or partial shade.
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| Soil types: |
Clay, Loamy, Sandy |
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| Soil drainage: |
Moist but well-drained, Well-drained |
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| Soil pH: |
Acid, Neutral |
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| Light: |
Full Shade |
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| Aspect: |
North, South, East, West |
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| Exposure: |
Exposed, Sheltered |
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| Hardiness: |
Tender in frost (H3), Hardy (H4) |
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