description Spotted Cucumber Beetle Overview
The spotted cucumber beetle (Diabrotica undecimpunctata) is a North American leaf beetle recognized by its yellow-green body marked with twelve black spots. Adults feed on the leaves, flowers, and fruits of cucurbits and many other crops and can transmit bacterial wilt and viruses such as cucumber mosaic and squash mosaic, while the root-feeding larvae, known as southern corn rootworms, damage corn and other plants. It is an important pest of cucurbit and vegetable crops in North America.
help Spotted Cucumber Beetle FAQ
How can I identify a spotted cucumber beetle?
The spotted cucumber beetle, Diabrotica undecimpunctata, has a yellow-green body with twelve black spots. Its appearance helps distinguish it from striped cucumber beetles.
What plants do spotted cucumber beetles attack?
Adults feed on the leaves, flowers, and fruits of cucurbits such as cucumber, squash, and melon. They can also feed on many other crops.
Can spotted cucumber beetles spread plant disease?
Yes. They can transmit bacterial wilt and plant viruses while feeding and moving between plants. This makes them a crop-health problem as well as a leaf-chewing insect.
Where is the spotted cucumber beetle found?
Diabrotica undecimpunctata is a North American leaf beetle. Its range includes agricultural areas where cucurbit crops and other host plants are grown.
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