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Extension > Garden > Diagnose a problem > What insect is this? > Trees and shrubs > Caterpillars, maggots, grubs, and similar immature insects - 1 to 2 inches long > Eastern tent caterpillar

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Eastern tent caterpillar

Malacosoma americanum

Eastern tent caterpillar

Jeff Hahn, University of Minnesota Extension


Description: 2 inches long. Blue and black body with a white stripe outlined in yellow running down the center of the top of its body. Numerous whitish hairs stick out from the sides of the body.

Where/When: Prefers plants in the rose family including apple, chokecherry, crabapple, hawthorn, plum, and cherry trees. Present late April to June.

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