Skip to Left navigation Skip to Main content Skip to Footer

University of Minnesota Extension
www.extension.umn.edu
612-624-1222

Extension > Garden > Diagnose a problem > What insect is this? > Garden Pests > Beetles, bugs, ants, and other insects without obvious wings - Under 1/4 inch long > Spotted cucumber beetle

Print Icon Email Icon Share Icon

Spotted cucumber beetle

Diabrotica undecimpunctata howardi

Spotted cucumber beetle

University of Minnesota


Description: 1/5 inch long.Yellow with 12 black spots on its wings.

Where/When: Feeds primarily on cucumbers, squash melons, and pumpkins. Active from late June through August.

Significance: Large populations are rarely present. Is a vector of bacterial wilt.

More information on Spotted cucumber beetle

Did this tool help you identify the insect? Tell us.