Acer macrophyllum
Big Leaf Maple
Family |
Sapindaceae (Aceraceae) |
Genus |
Acer |
Species |
macrophyllum |
Category |
Woody |
Type |
Tree (deciduous) |
USDA Hardiness Zone |
6 |
Canadian Hardiness Zone |
5 - 6a |
RHS Hardiness Zone |
H7 - H6 |
Temperature (°C) |
(-23) - (-18) |
Temperature (°F) |
(-10) - 0 |
Height |
15-48 m |
General Description |
A large tree with a trunk that can be as a large as 1 m in diameter. This species has been placed on the IUCN Red List as least concern. |
Shape |
Narrow crown. |
Growth |
Fast |
Bark/Stem Description |
Smooth and greyish-brown in youth, turns a darker brown and develops shallow groves as it matures. |
Leaf Description |
Opposite, up to 28 cm in diameter, 5 deep lobes, dark lustrous green above, paler and pubescent beneath turning orange in autumn. |
Flower Description |
Flowers are yellow, 3 mm in diameter, grouped in hanging racemes and fragrant. |
Fruit Description |
Winged samaras. |
Notable Specimens |
Westonbirt, The National Arboretum, Tetbury, Gloucestershire, England. |