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EAB Tunneling

What to do about Emerald Ash Borer (EAB)?

Catherine Nickelson | Horticulturist | B.S. Horticulture, University of Minnesota | ISA Certified Arborist
Posted 11/28/2018

Emerald Ash Borer (EAB) has become a household name and a dreaded pest. Most people have heard of the devastation this pest has wrought on Ash trees in the eastern United States and know that it has an undeniable presence in the Minneapolis and St. Paul areas now. This pest indiscriminately kills Ash (genus Fraxinus) regardless of the tree’s vigor or size. Emerald Ash Borer larvae (youth life stage) create meandering tunnels under the bark which disrupts the flow of nutrients and water between the leaves and roots, eventually this kills the tree. For more details on this pest, life cycle and current location in Minnesota please see Minnesota Department of Agriculture’s EAB information website. Now that this pest is in our backyard, it is time to finalize the strategy to use regarding this issue of EAB.

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