western hemlock
Pacific hemlock
west coast hemlock
Tsuga heterophylla

The black check in western hemlock is the result of insect attacks.

At one time it was thought to be a hybrid with western hemlock, but there is no verified evidence for this.

Western hemlock has a good rate of survival on a wide range of conditions.

It is not uncommon to find western hemlocks growing in a row on a nurse log.

The western hemlock lacks the hardiness demanded in the east.

The most common tree species are sitka spruce and western hemlock.

Tsuga heterophylla, western hemlock, is the state tree of Washington.

The most common trees are evergreens called the sitka spruce and the western hemlock.

Western red cedar and western hemlock are the desired seedlings.

Douglas fir occurs alongside western hemlock on south facing slopes.