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winter moth

Pest Alert Winter Moth Pest Alert NA–PR–01–12


Winter moth, Operophtera brumata L. (Lepidoptera: Geometridae), is a non-native invasive defoliator from Europe that was discovered in Massachusetts in the late 1990s. Winter moth has now been found throughout the eastern half of Massachusetts and into Rhode Island, Connecticut, Long Island (NY), southeastern New Hampshire, and southeastern Maine. It is expected to continue to spread to suitable habitats.

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