Common Name: Japanese maple
Origin/Ecology: Native to Japan, North Korea, South Korea, eastern Mongolia, and southeast Russia.
Habit: Shrub or small tree reaching height of 6 to 10 m, sometimes with multiple trunks, with a hemisphere or dome-like form.
Leaves: 4-12cm long and wide, palmately lobed with 5, 7, or 9 acutely pointed lobes. Green during summer; yellow, bronze, purple to red fall colour.
Leaf Arrangement: Opposite.
Flowers and Fruit: Produced in small cymes, individual flowers with 5 red or purple sepals and 5 whitish petals. Fruit is a pair of winged samaras, 2-3 cm long.
Bark: Some cultivars have bright bark in the winter.
Water Use, Soil: Evenly moist, well-drained soil.
Exposure: Light, dappled shade.
Landscape Uses: Specimen tree, fall colour, used in small groupings and rock gardens.
Limitations: No serious insects or diseases. Susceptible to stem canker, verticillium wilt, scale, mites, and aphids. Foliage is subject to damage from late spring frosts.
Other Features: Tolerates Juglans nigra.