Acer buergerianum (Trident Maple)


Michael's Opinion

Flowers are produced in spring (yellow – green) on small to medium sized trees reaching a height of 6 – 9 m. The leaves are opposite and are dark glossy green above and paler below with 3 lobes. It has exfoliating orange – brown dark.

Botanical Information

FamilySapindaceae (Aceraceae)
GenusAcer
Speciesbuergerianum
CategoryWoody
TypeTree (deciduous)
OriginEastern China and Japan.
Pronunciation

Details

USDA Hardiness Zone6
USDA Hardiness Ref.
Canadian Hardiness Zone5 - 6a
Canada Hardiness Ref.
RHS Hardiness ZoneH7 - H6
RHS Hardiness Ref.
Temperature (°C)-23 - (-18)
Temperature (°F)-10 - 0
Height6 - 9 m
Spread6 - 9 m
GrowthMedium
Flowering PeriodApril

Description and Growing Information

General DescriptionIt is a small to medium-sized deciduous tree. The leaves are in opposite pairs, glossy dark green above, paler below, and usually with three lobes. On mature trees the lobes are forward-pointing with smooth margins. Flowers are produced in spring.
ID CharacteristicExfoliating orange tinted bark, red autumn colour, duck feet shaped leaves (three lobed).
ShapeOval rounded to rounded.
LandscapeIt is used as a bonsai, street, lawn or patio tree; widely grown in temperate regions.
PropagationSeed, 3 months at 5°C works well. Cuttings from mature trees are difficult to root but cuttings from 2 year old seedlings rooted 75 – 95% of the time.
CultivationWidely grown in temperate regions as an ornamental tree.
PestsNothing serious, could get aphids, caterpillars, scale insects, mites and leaf-scorch: not common.
Notable SpecimensThe Niagara Parks Botanical Gardens, Niagara Falls, Ontario, Canada.
HabitatAdaptable, though thrives in well-drained but moist, fertile soil in full sun.
Flower/Leaf Bud DescriptionUprights have a vertical (non-trailing) growth habit.
Leaf DescriptionOpposite, simple, 3 lobed, 4-9 cm high and wide.
Flower DescriptionGreenish-yellow flowers borne in spring; insignificant.
Fruit DescriptionSamara, 2-2.5 cm long, wings 0.5 cm wide, parallel or connivent, fruit set is often so heavy that trees do not carry a full complement of foliage.
Colour DescriptionNew growth is often rich bronze to purple maturing to hard glossy green on top and paler underneath. Leaves appear in late March to early April and change to yellow/orange/red towards autumn.
Texture DescriptionMedium.

Photographs