The Orcon Grub Control (7 million) (GC-R7M) are microorganisms that contains beneficial nematodes. They help in searching and eliminating grubs in every garden or lawn. The nematodes travel through the ground and enter the body cavities of grubs then releases bacteria and eventually killing them. This is perfectly safe to use around pets, people and the environment. It can also be used with other beneficial insects. The Orcon Grub Control is best applied during spring or fall but can also be used whenever and wherever there are grubs present. Each container includes 7 million live beneficial nematodes.