The Nature Conservancy in Kentucky

The Invasive Hemlock Wooly Adelgid

Cumberland Mountains Encompass Bad Branch. © TNC

Bad Branch Nature Preserve, Letcher County, KY. © TNC

Adelgid on tree branch. © TNC

The insecticide is mixed in the field to treat the hemlocks. © TNC

The injectors are filled with insecticide and then taken into the forest. © TNC

The Hemlocks are measured to determine the number of applications needed. © TNC

Steven Fields keeps records of the trees treated. © TNC

After determining the dose, soil around the tree is injected with insecticide. © TNC

Two works inject insecticide into the soil around a large hemlock. © TNC

Hemlocks hang over the falls at Bad Branch. © TNC

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