Acer × freemanii 'Armstrong'
Freeman maple 'Armstrong'
A fast-growing, deciduous tree about 20m tall, with a uniform narrowly upright habit, and 3 to 5-lobed, deeply cut, mid-green leaves, silvery beneath, turning a good orange-yellow colour in autumn. Tiny reddish flowers in early spring are sometimes followed by greenish winged seeds
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Size
Ultimate height
Higher than 12 metresTime to ultimate height
10–20 yearsUltimate spread
4–8 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Red | Green | ||
|---|---|---|---|---|
| Summer | Green | Green | ||
| Autumn | Orange Yellow | |||
| Winter |
Position
- Full sun
- Partial shade
Aspect
East–facing or North–facing or South–facing or West–facing
Exposure
Exposed or Sheltered Hardiness
H6Botanical details
- Family
- Sapindaceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Columnar upright
- Genus
Acer can be deciduous trees or large shrubs with paired, often palmately-lobed leaves and small flowers followed by characteristic winged fruits. Many have fine autumn colour, and some have ornamental stems
- Name status
Accepted
How to grow
Cultivation
Grow in fertile, moist but well-drained soil in sun or partial shade. See tree cultivation for further advice
Propagation
Propagate by grafting in late winter or softwood cuttings in early summer
Suggested planting locations and garden types
- Coastal
- Cottage and informal garden
Pruning
Pruning group 1, if necessary, from late autumn to midwinter only
Pests
May be susceptible to Acer gall mite, aphids, caterpillars and horse chestnut scale
Diseases
May be susceptible to coral spot, Verticillium wilt, Acer leaf scorch and honey fungus
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