- Forest PestsIf you think you may have insects or disease invading your trees, you can use the pictures found here to verify the threat.
- Asian Longhorned Beetle
- Balsam Woolly Adelgid
- Emerald Ash BorerAsh Management - Emerald Ash Borer - IC 4029
- Hemlock Woolly Adelgid
- Sudden Oak Death
- Beech Bark Disease2011 Map of Beech Scale Distribution. Counties that contain one or more red circles are considered positive for beech bark disease. American beech wood products with bark still attached, other than chips, are not to be transported from counties with beech bark scale to or through uninfested beech areas in the Lower Peninsula from July 15 to Nov. 15. Beech scale is mobile at this time of year and can move from infested wood to live beech.