Ladybugs are Feasters Along with aphids, they eat fruit flies, mites, and other insects. This makes them a welcome guest of farmers and gardeners alike.

What bugs do ladybugs kill?

The beneficial species of ladybugs kill aphids, chinch bugs, asparagus beetle larvae, alfalfa weevils, bean thrips, grape root worm, Colorado potato beetles larvae, spider mites, whiteflies, mealybugs, among other insects. For example, two species – Harmonia axyridis and Hippodamia convergens – prey on aphids.

Do ladybugs eat dead flies?

Most ladybugs will eat other small insects like mites, white flies, and scale insects. These are also pests to plants. Make sure any insects you feed your ladybugs are smaller than it.