ACER palmatum 'Red Emperor'
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ACER palmatum 'Red Emperor'
Commonly known as Japanese maple
Good deep purple-red foliage and crimson autumn colour
Small
£35.00
Large
£75.00 each
Specimen
£100.00 each
Full Plant Details - Sun/Soil & other attributes
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Good to know
Similar to 'Bloodgood' with more intense colour. Leaves appear later so are less liable to early frost damage. Ultimate size in 10-20 years -
Pests & Diseases
Aphids, mites, scale insects, caterpillars, Verticillium wilt, leaf scorch, honey fungus. -
Place of origin
Garden origin. USA. Dick Wolf, Pennsylvania. -
Deciduous
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Patio / pot plants
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Suitable for small gardens
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Fully hardy
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Red
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Height
5m (16ft) -
Spread
4m(13ft)
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Tall ShrubOr small tree. Inconspicuous flowers in spring. Winged fruits in autumn
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Pruning group 1
Suitable for: Deciduous and evergreen trees, and some deciduous shrubs.
Pruning: Minimal pruning required. Prune wayward or crossing branches to maintain a healthy framework.
When: When dormant in the late winter/early spring. Some in the summer/autumn to prevent bleeding of sap.
Late autumn to midwinter -
Hardy - very cold winter
Hardy in all of UK and northern Europe. Plant can possibly withstand temperatures down to -20°C (-4°F) -
Autumn Seasonal Interest
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Spring Seasonal Interest
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Summer Seasonal Interest
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Fertile moist well-drained soil
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Partial shade
Shelter from cold winds and late frosts -
Mature Size5m (16ft)
4m(13ft)
View Detailed Plant Description
View Planting Tips and Care Advice
Acers - Care Guide
Planting to avoid allergic reactions and asthma
Shrubs - Care Guide
- How to plant/move a shrub
- How to plant/move a shrub - Video Tip ondemand_video
- Fertisiling shrubs - Video Tip ondemand_video
- Mulching - Video Tip ondemand_video
- Pruning a shrub - Video Tip ondemand_video
- Summer propagation - Video Tip ondemand_video
- Taking semi-ripe cuttings -Video Tip ondemand_video
- Self-sown seedlings - Video Tip ondemand_video
- Trimming a shrub - Video Tip ondemand_video
- Weed spraying - Video Tip ondemand_video
Shrubs and Trees - Seeds - 1) Collecting Seeds
- When is the right time to collect seeds?
- When are seeds actually ripe and ready for collection?
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Shrubs and Trees - Seeds - 2) Storing Seeds
Shrubs and Trees - Seeds - 3) Planting Seeds
