The Eastern Hemlock (Tsuga canadensis), the state tree of Pennsylvania, is one of the dominant trees of the Commonwealth's forests. The tree can grow to a height greater than one hundred feet and is f

Among the longest-lived species in New England, this conical conifer with long, slender branches drooping to the ground grows between 60 and 70 ft. tall and is extremely shade tolerant. Its needles an

Pinaceae -- Pine family R. M. Godman and Kenneth Lancaster Eastern hemlock (Tsuga canadensis), also called Canada hemlock or hemlock spruce, is a slow-growing long-lived tree which unlike many t