Not all insects are bad pests. There are some insect species referred to as beneficial insects that may provide a long-term sustainable pest control solution by preying on the bugs that do a great deal of damage to fields, gardens and backyard plants. Beneficial insects are considered a biological control solution, which refers to methods of controlling pests using other living organisms.
Organic Lesson lists 14 Beneficial Insects and includes pictures, what other insects they control, how you can attract them, and interesting facts.