Beneficial nematodes, also called Entomopathogenic nematodes, can be used majorly to control soil-borne insect pests than controlling other pests found in the vegetable garden. Members of the Steinernematidae and Heterorhabditidae families are beneficial nematodes for gardening purposes; they are colorless roundworms that are non-segmented, elongated in shape, and usually microscopic and commonly found living within the soil.