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Extension > Garden > Diagnose a problem > What insect is this? > Trees and shrubs > Beetles, bugs, ants, and other insects without obvious wings - 1/3 inch - 1/2 inch long > Twolined chestnut borer

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Twolined chestnut borer

Agrilus anxius

Twolined chestnut borer

Robert A. Haack, Bugwood.org

Description: 1/3-1/2 inch long. Slender body, black head and wing covers with a yellow stripe running the length of each wing cover.

Where/When: Feeds on leaves of oak trees. Present June and July.

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