During this period adult beetles feed voraciously on potato leaves. Larvae also feed mostly on the leaves of their host plants and, except when they are molting, feeding is almost continuous. There are four larval instars. When the fourth instar larva ceases feeding, it burrows into the soil to pupate. Adult beetles emerge 1-2 weeks later.
Larva are brick red with black legs and head.
There are two rows of black spots on each side. Home Garden Insect Control .