Content Detail

Wide branches that sweep low to the ground and deeply furrowed, corky bark are among the charms of this densely branched shade tree. Though Miyabe’s maple is listed as endangered in its native habitat in Japan, several cultivars are considered hardy, adaptable urban street trees. The dark green leaves turn golden in fall.

  • Family (English) Soapberry (formerly Maple)
  • Family (botanic) Sapindaceae (formerly Aceraceae)
  • Planting site City parkway, Residential and parks, Wide median
  • Tree or plant type Tree
  • Foliage Deciduous (seasonally loses leaves)
  • Native locale Non-native
  • Size range Medium tree (25-40 feet), Large tree (more than 40 feet)
  • Mature height 30-60 feet
  • Mature width 20-50 feet
  • Light exposure Full sun (6 hrs direct light daily), Partial sun / shade (4-6 hrs light daily)
  • Hardiness zones Zone 4, Zone 5 (Northern Illinois), Zone 6 (City of Chicago), Zone 7, Zone 8
  • Soil preference Moist, well-drained soil
  • Drought Tolerance Moderately tolerant
  • Tolerances Alkaline soil, Dry sites, Wet sites
  • Season of interest early fall, mid fall
  • Flower color and fragrance Inconspicuous
  • Shape or form Oval, Round, Upright
  • Growth rate Moderate
  • Transplants well Yes
  • Planting considerations Commonly planted
  • Wildlife Birds, Insect pollinators
  • Has cultivars Yes

More Information

Native Geographic Location and Habitat

This tree is found along river banks in its native range of Japan.

Bark Color and Texture

Handsome corky bark develops vertical scales over time.

Leaf Description

Simple leaves in pairs (opposite) grow 3 to 5 inches long. Leaves are dark green with five lobes and turn pale golden yellow in fall.

Flower Description

Flowers are inconspicuous and grow in small clusters during spring.

Fruit Description

Fruit are winged seeds (samaras) in pairs.

Care Knowledge

Plant Care

Avoid pruning maples in spring as they are ‘bleeders’ and will lose large amounts of sap. Do not plant in compacted soils.

Pests, Diseases, and Tolerances

Verticillium wilt (fungus) is a potential problem for maples.

Cultivars

State Street® (Acer miyabei ‘Morton’)

This cultivar grows 35 to 50 feet tall with a uniform oval to rounded shape. It has shown excellent heat and drought tolerance, as well as tolerance of alkaline soils. The thick, five-lobed, attractive medium to dark green leaves remain long into fall, then rapidly change to a pale golden-yellow fall color. The parent tree was selected from the collections at The Morton Arboretum. A Chicagoland Grows® introduction.

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