Acer macrophyllum 'Seattle Sentinel'
Seattle Sentinel Bigleaf Maple
Native to (or naturalized in) Oregon:
- Broadleaf deciduous tree, upright, columnar habit, to 40 ft (12 m) or more.
- Sun to part shade.
- Hardy to USDA Zone (5)6 The erect tree was found along a street in Seattle, it was noticed and named in 1951 by Brian Mulligan, director of the Washington Park Arboretum in Seattle (Jacobson, 1996).