It is the most abundant Adirondack tree. In fact, the eastern hemlock makes up one-third of all of the trees in the Adirondacks. It has a profound impact on the ecosystems here. Chemicals called ...

As well, early leather-makers utilized hemlock bark for tannin, a dye and preservative for goods such as leather. At one time, cloth was dyed a dull red colour in an extract made from the middle bark.