Spotted Lanternfly Infests 5 Michigan Counties, Threatening 70+ Plant Species

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Spotted lanternfly infestations spread to Macomb and Lenawee counties as Michigan officials escalate monitoring efforts in 2024.

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These pests from Southeast Asia feed on sap from 70+ plant species, making them susceptible to disease and destruction from other pests.

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Public vigilance becomes essential as females deposit 30-50 eggs in mud-like masses on surfaces from trees to vehicles, enabling widespread movement.

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The insects progress from black spotted nymphs to red-spotted forms before reaching adulthood with brown forewings and vivid scarlet hindwings.

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MDARD's tracking reveals the pest presence across Monroe, Oakland, Wayne, Macomb, and Lenawee counties since its first Michigan detection in 2022.

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The lanternfly's honeydew excretion creates sooty mold while its feeding habits stress trees and reduce fruit quality in grape and hop harvests.

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Michigan residents should photograph and report sightings through Eyes in the Field platform for effective monitoring and control.

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Management efforts focus on removing tree-of-heaven, though its root system creates regeneration challenges in affected areas.

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