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Extension > Garden > Diagnose a problem > What insect is this? > Trees and shrubs > Caterpillars, maggots, grubs, and similar immature insects - Under 1 inch long > Roundheaded borer

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Roundheaded borer

Cerambycidae

Roundheaded borer

Jeff Hahn, University of Minnesota Extension


Description: 1/2 - 1 1/2 inches long. Cylindrical white to yellowish bodies, small, mostly concealed head, area behind the head slightly larger than the rest of the body, legless or very small legs.

Where/When: Associated with dying or recently conifer and hardwood trees where they tunner under the bark or into the wood. Present most times of the year.

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