The immatures are white legless grubs. Adults feed on young pods, and females deposit eggs in small holes eaten through the pods. The young grubs feed within the developing pods. Cucumber Beetle Description. The SCB is yellow and black striped, while the TSCB is yellow-green with 12 black spots on its back.
Adults feed on leaves, stems, and fruit.
The larvae bore into roots and stems below ground. The larva of the TSCB has proved so destructive to corn in some areas that it is known as the Southern Corn Rootworm. The SCB feeds on cantaloupe, cucumbers, squash, and watermelons. The TSCB feeds on beans, peas, and corn silks as well as the above mentioned plants. The adults are dull-colored moths that are most active during the night.