Typically, females will oviposit at night. Wasps usually oviposit into a nearby syconium. Furthermore, gravid females will not oviposit during overcast or rainy weather. Females do not oviposit on "Phellodendron amurense". Also "C. erythraea" females do not oviposit in tandem. Generally, adult female moths will oviposit around 200 eggs at a time. Female wasps oviposit into the syconium for hatching. Queens occupy the nest, oviposit, and rarely forage. Female butterflies disperse when they are about to oviposit. Females oviposit in aquatic vegetation, eggs laid beneath the water surface. They oviposit approximately six to seven times in eight days. Just before beginning to oviposit, females exhibit dispersal behavior. "E. kuehniella" females typically oviposit on the second night after emergence. Hyperparasitoids such as Mesochorinae oviposit inside the larvae of other ichneumonoids. If such host plants are not available, the females will oviposit on dead plant material.