Hydrangea macrophylla Magical Ruby Red ('Kolmaru')
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A compact shrub to around 100cm with coarsley toothed dark green foliage and rounded, rich ruby-red mophead flowers from late summer through to autumn
Scientific classification
- Species
- Hydrangea macrophylla Magical Ruby Red ('Kolmaru') (Hydrangea macrophylla Magical Ruby Red ('Kolmaru'))
- Genus
- Hydrangea
- Family
- Hydrangeaceae
- Skin allergen. Wear gloves and other protective equipment when handling
- Toxicity
- Shrubs
- Plant type
- 0.5-1 metres
- Height
- 0.5-1 metres
- Spread
- Deciduous
- Foliage
- Bushy
- Habit
- Spring · Summer · Autumn
- Season of interest
- Partial shade
- Sunlight
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- Ideal temperature
Hydrangea macrophylla Magical Ruby Red ('Kolmaru') pictures
Distribution of Hydrangea macrophylla Magical Ruby Red ('Kolmaru')
Distribution map
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Culture
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Toxicity
Skin allergen. Wear gloves and other protective equipment when handling
Quick identification of Hydrangea macrophylla Magical Ruby Red ('Kolmaru')
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Hydrangea macrophylla Magical Ruby Red ('Kolmaru') care guide
- Consistently moist root zone, add extra water during warm dry weather
- Watering
- Partial shade
- Sunlight
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- Ideal temperature
Watering
Consistently moist root zone, add extra water during warm dry weather
Fertilizing
FertilizingHydrangea shrub feed every four weeks spring through early summer
Pruning
PruningUse the method for the hydrangea type: remove faded mophead flowers to the first healthy bud pair; paniculata and arborescens may have last year's stems shortened to healthy bud pairs. Climbing hydrangeas need overlong shoots trimmed after flowering. Most types are pruned in late winter or early spring; climbing hydrangeas are pruned after flowering in summer.
Propagation
PropagationPropagate by softwood cuttings in early summer or hardwood cuttings in winter
Growing
GrowingGrow in any moist but well-drained soil in partial shade or grow in sun if soil remains reliably moist. See shrubby hydrangea cultivation for further advice
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Common pests and diseases
Diseases
May be susceptible to a leaf spot, grey moulds, powdery mildews and honey fungus
Pests
May be susceptible to aphids, capsid bug, hydrangea scale and vine weevil
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