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Emerald Ash Borer

From representatives of the Wisconsin Department of Natural Resources, April 20, 2015: Dear Community Foresters – This email contains information on Emerald Ash Borer Treatments. Now that we’re into the second half of April, it’s time to consider the timing of EAB insecticide treatments. Timing For 2015, folks should adhere to the EAB treatment timing recommendations in the publications below. • For most trunk injections, treat after ash leaf-out, but before late-May. • For most other soil drenches and soil […]