Tired of Japanese Beetle Grubs destroying your lawn? If so, NaturaLawn of America offers Milky Spore as a natural and effective grub control. One application provides up to 15 years of protection! Milky Spore is approved and registered with the EPA (Environmental Protection Agency) and acknowledged by the USDA as a safe long-term control of Japanese Beetle Grubs. It is not harmful to beneficial insects, birds, bees, pets, or humans and will not affect wells, ponds or streams. One 10 ounce can covers 2,500 square feet while one 40 ounce can cover 10,000 square feet.