(First upload on December 22 2014. Last on May 30 2015) [ 日本語 | English ]

Acer saccharum Marshall

Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily

Acer L. (カエデ)
Satoukaede (サトウカエデ, 砂糖楓), sugar maple
Lifeform: shade-tolerant deciduous tree
Distribution: the North America (introduced to Japan after Meiji Era)
Habitat: hardwood forests, developing the pure stands
Use: timber, street tree, maple syrup (tree sap)
Varieties (cultivars):

apollo, arrowhead, astis, bonfire,caddo, columnare, fall fiesta, goldspire, green mountain, legacy, lord selkirk, monumentale, sweet shadow, temple upright, and more

A. saccharum vs. A. platanoides
Leaf petiole: containing clear sap ↔ white
Winter bud: brown, sharp-tipped ↔ blunt
Bark (樹皮): shaggy (when old) ↔ small grooves

Transplanted Acer saccharum


Acer1 Acer2
Acer3 Acer4
[1-3] at Central Waterfront on the lakeside of Ontario Lake, Toronto, eastern Canada, on September 23 2014. [4] a tree transplanted on September 22 1976 near the main gate of Hokkaido University on May 22 2015.