Corn borer life cycle The insect overwinters in old corn stalks as larvae (the worm stage ), pupate in the spring, and the emerged moths lay their eggs on the underside of corn leaves around mid-June.
(the emerged moths; lay; their eggs; on the underside of corn; T:as larvae (the worm stage ), pupate in the spring)
the emerged moths
lay
their eggs on the underside of corn T:as larvae (the worm stage ), pupate in the spring