Tsuga canadensis 'Harmon' / Canadian Hemlock
(Jacobson) Columnar, broad, dense, compact; medium green. The original tree 17' tall by 20' wide in 1971 (discovered 1920's).
Tsuga canadensis 'Harmon'
Photographed at The Gotelli Collection of The US National Arboretum during the first week of May, 2006; Washington, D.C.
Photo by Dax Herbst