How green lacewings are beneficial?

The green lacewings (Chrysoperla sp.) are a common beneficial insect found in the landscape. They are predators that act as bio-control agents by feeding on aphids, but will also control mites and other soft-bodied insects such as caterpillars, leafhoppers, mealybugs and whiteflies. They helps in control of arthropod insects in greenhouses. The larvae of this insect are voracious feeders. A larvae can consume approximately , 200-300 aphids during its three stages of development.