Hemlock trees now at risk in Nova Scotia

November 09, 2017
White woolly sacks appear at the base of hemlock tree needles.
White woolly sacks appear at the base of hemlock tree needles.
A tiny insect known for its ability to kill hemlock trees has turned up in Nova Scotia. The hemlock woolly adelgid feeds on the nutrient and water storage cells at the base of the trees' needles, destroying the tree. The pest is able to survive cold winters.

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