€¢ Green Earth nematode sprayer is ideal for pesticide-free insect control €¢ For use with the Green Earth nematode program €¢ Easy to use - simply mix; attach to your hose and spray Spraying nematodes is a great way to avoid using pesticides or chemicals to control pests such as ants; white grubs; chinch bugs and crane fly larvae in your lawn. Nematodes are naturally occurring microscopic organisms present in the soil and are totally harmless to non-targeted insects; humans; plants and the environment. Simply attach the sprayer to your garden hose to start spraying."