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Extension > Garden > Diagnose a problem > What insect is this? > Garden Pests > Beetles, bugs, ants, and other insects without obvious wings - 1/4 inch - 1/2 inch long > Raspberry cane borer

Raspberry cane borer
Photo Credit: Jeff Hahn, U of MN

Raspberry cane borer
Oberea bimaculata
Size: 1/2 inch long

Where/When: Found in cane and twigs of raspberry, blackberry, and fruit trees. Adults are active in June.

Significance: Affected canes wilt and die.
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