Don't kill the lacewing. Chrysopa can effectively prey on many kinds of agricultural pests, so Chrysopa can be used to kill pests. Chrysopa, also known as Chrysopa, is a predatory insect whose larvae are called aphids and lions and can lay eggs anywhere. Chrysopa adults and larvae have strong predation ability, mainly preying on aphids, scale insects, red spiders and many insect eggs, as well as moth larvae.