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The following is a list of plant pests that you may encounter in Maine. Click on the pest to get more information about it. Those denoted with an asterisk (*) are considered exotic and may pose a threat to Maine's plant industry.
Insects
Asian longhorned beetle* Bark beetles (exotic)* Black vine weevil Brown marmorated stink bug* Columbine sawfly Emerald ash borer* European crane fly* European wood wasp* Gypsy moth (European) Hemlock woolly adelgid Japanese beetle Leek moth* Lily leaf beetle Pine shoot beetle Rose chafer Rose stem girdler Roundheaded apple tree borer Soybean aphid Soybean pod borer* Swede midge* Viburnum leaf beetle Woodboring beetles (exotic)*
Diseases
Chrysanthemum white rust* Daylily rust European larch canker Hosta virus-x Soybean rust*
Weeds (invasive or noxious)
Aquatic invasive plants Japanese knotweed Barberry Giant hogweed Purple loosestrife
Other
Giant African Land Snails
