Acer palmatum 'Toyama-nishiki' (Dw/v)
Japanese maple 'Toyama-nishiki'
A small, rounded, bushy tree growing slowly to about 1.5m in height. The 7 or 9 lobed, very dissected, lacy leaves have a basic leaf colour of purple-red to greenish red, variegated and streaked randomly pink or white, more intensely coloured when grown in shade, turning orange and yellow in autumn. Inconspicuous hanging clusters of small, green flowers are followed by red-flushed, winged seeds
Synonyms
Acer palmatum var. dissectum 'Beni-shidare Tricolor'Acer palmatum 'Beni-shidare Tricolor'
see moreAcer palmatum 'Goshiki-shidare'
Acer palmatum 'Beni-shidare Variegated'
Acer palmatum var. dissectum 'Goshiki-shidare'
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Size
Ultimate height
1–1.5 metresTime to ultimate height
5–10 yearsUltimate spread
1–1.5 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | Purple Green Red Variegated | ||
|---|---|---|---|---|
| Summer | Purple Green Red Variegated | Green Red | ||
| Autumn | Orange Yellow | |||
| Winter |
Position
- Full sun
- Partial shade
Aspect
East–facing or North–facing or West–facing
Exposure
Sheltered Hardiness
H5Botanical details
- Family
- Sapindaceae
- Native to GB / Ireland
- No
- Foliage
- Deciduous
- Habit
- Bushy
- 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 any moisture-retentive, well-drained soil in a sheltered position. Leaf colour is best in partial shade, although full sun can be tolerated if soil is reliably moist. Leaf scorch can be caused by lack of soil moisture or excessive exposure. Suits container cultivation but attention to watering is needed in dry spells during the growing season. Suitable for bonsai cultivation. See Japanese maple cultivation
Propagation
Propagate by layering in autumn, grafting in late winter or softwood cuttings
Suggested planting locations and garden types
- City and courtyard gardens
- Cottage and informal garden
- Patio and container plants
- Flower borders and beds
Pruning
Very little to no pruning required. If necessary Pruning group 1 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 Verticillium wilt, acer leaf scorch and honey fungus
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