Below are links to resources to learn about this mite that has serious effects on Canadian Hemlocks in our area.  Click the buttons below to access .pdf files that contain helpful information including an effective control by applying a drench of the pesticide, Imidacloprid.

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The process involves making the pesticide solution using a 1.6 oz packet of 75% Imidacloprid in 48 ounces of water and then applying that solution at the base of the tree in accordance with the provided Dosage Chart.

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This application should be made in mid-May to Mid -June or September - October.