Acer buergerianum/Trident Maple Species Guide
Acer buergerianum/Trident Maples are highly recommended for use as bonsai.
Ease of Cultivation 9/10 Ease and Suitablity for Bonsai Styling 9/10
Trident Maples are difficult to obtain in the UK and only seen for sale at bonsai nurseries.
Acer buergerianum differs from Acer palmatum by virtue of its 3-lobed leaves (as opposed to the 5 or 7-lobed leaves of A. palmatum). Leaves are dark-green, turning beautiful shades of orange and red in Autumn.
Very fast growing species.
Position Outdoor tree only. Place in full sun, some midday shade protection may be needed in hotter climates. Protect against frosts below -5°C.
Repotting Annually as buds extend in Spring. Very fast growing roots.
Pruning Standard pruning for deciduous bonsai. Can be defoliated/leaf cut at Midsummer. Do not hard prune in Spring as heavy wounds will bleed.
Wiring Wiring can be carried out at any time from early-spring to late-autumn.
Propagation Easy to propogate from seed, sow outside as soon as ripe. Air-layer in late-Spring. Take hardwood cuttings in Winter, softwood cuttings in Summer.
Pests and diseases Aphids, caterpillars, scale insects, mites and leaf-scorch.
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