Found in or close to the canopies that Ash trees. Seldom seen top top the ground.Adult Emerald Ash Borers space metallic green, narrow and also approximately ½” in length.Emerald Ash Borer larvae space white or opaque and also have bell or barb shaped segments and are ½” come 1 ½” in length. The larva can be found year ring in the cambium class of any type of ash tree in ~ the bark.

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Find more information indigenous the State the Maine here: What does an Emerald Ash Borer look like?Signs and Symptoms the Emerald Ash Borer Infestation




Most commonly found in red oaks, apple, and also crabapple trees

Adult BTM: white, “hairy” moth through reddish-brown antennae and tip come its abdomenCaterpillars: 2 red dots close to their rear end and parallel white markings follow me their sidesBoth caterpillars and Adult Browntail moths have toxic hairs: the hairs can cause rashes, respiratory tract symptoms (asthma) and also eye irritation. The hairs deserve to remain toxicity for 3 years.

Sightings begin in July- adult moths lay eggs near the tips of branches, then die quickly after. After about a month of incubation the eggs hatch and also the tiny caterpillars feeding on the leaves; due to their size (about ¼ inch) castle don’t perform much damages to the trees. At this stage they form protective swarms by urgently one or an ext leaves along with silk and also spend the winter in them. In at an early stage May the caterpillars come out of hibernation and begin to feed on new leaves till mid-June, once they deserve to reach an customs or much more in size. This is once they come to be destructive and can defoliate a tree.In mid-June the caterpillars kind cocoons and metamorphose into adults.

Find an ext information indigenous the State that Maine and also the united state Department of agriculture here: Browntail Moth truth SheetBrowntail Moth Brochure

Found in east hemlock in many seaside and southern towns in Maine. Consisting of Midcoast Maine towns of Owls Head and Friendship.Hemlock Wooly Adelgid or HWA is an aphid-like insect that involved the united state from Asia and is noted by woolly, waxy masses typically near the ends of new growth on hemlock trees typically on the underside of the foliage.HWA reasons the needles the hemlock trees to discolor and fall off at an early stage which leader to less growth, deterioration of a tree’s crown, and potentially fatality of the tree.This insect is spread out by wind, birds, and also other animals.

Find more information from the State the Maine here:Hemlock Woolly Adelgid – Adelges TsugaeHemlock Woolly Adelgid in MaineHemlock Wooly Adelgid fact Sheet

Forest time caterpillars are discovered primarily in poplar, oak, birch and maple trees and while they do not construct nests, they leaving behind mats of silk object on the trees the they travel and rest within.Eastern time caterpillars are found in apple, cherry, and also crabapple trees. Their nests are clearly shows in the forks of trees.Large number of this caterpillars consume large amounts of the leaf of hold trees and also while this walk not usually kill the tree directly, it leader to reduced tree growth and makes trees breakable to other insects, disease, and over time deserve to kill a tree.
Found in hardwoods various other than ash trees. This insect feeds top top oak, gray birch and also fruit trees prefer apple, crabapple, and cherry. Larvae likewise feed top top evergreen trees. If food i do not care scarce in one area infested through these insects, they will also feed on shrubs and also ornamental tree foliage.Like the browntail moth, the fine hairs of gypsy moth caterpillars can irritate the skin and also cause rashes and itching.Gypsy moth caterpillars start out at about 1/16th inch and also moult 5 or 6 times prior to they reach complete size at 1 ½ come 2 ½ inches.Defoliation of tree is brought about primarily by cultivation caterpillars. While this does not typically directly kill a tree, that does cause reduced growth and also make the tree more vulnerable to various other insect infestations, diseases, or death if the tree is impacted by other components like bad soil conditions.Egg masses are found on home siding, foundations, and trees.

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Find an ext information indigenous the State the Maine here:Gypsy Moth reality Sheet

Winter Moth

Adult masculine Winter Moth

Adult moths will certainly feed on the foliage of numerous deciduous trees and shrubs, though they prefer oak, apple, elm, ash, crabapple, cherry, and also blueberry. Larvae are known to feeding on various other plants as well.Larvae hatch in early on spring and can greatly defoliate trees and shrubs. Trees that experience this level the defoliation deserve to exhibit branch dieback and in some instances mortality, if left untreated.Mature larvae will pupate in the soil beneath trees and also the neighboring area, developing earthen cocoons that they stay in from June-November. They room well protected during this time and unaffected by pesticides.Adult moths arise in November. While able to make it through in freezing temperatures, they are most active when temperatures are above freezing.