Ella Katona | The Allegheny Front
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The 20-acre old-growth stand of eastern hemlocks and hardwoods, including white and red oak, is part of the 201-acre McKeever Tract, in Mercer County. -
A non-native invasive insect, the hemlock woolly adelgid, is causing significant damage to eastern hemlocks. The Hollow Oak Land Trust is treating their trees.
