Stop generations of mosquitoes with Summit Mosquito Bits! Sprinkle Mosquito Bits in standing water to quickly kill mosquito larvae, before they have a chance to bite. Works even when used on soggy ground areas. Mosquito Bits are biodegradable corn cob granules coated in BTI, which specifically targets mosquitoes and fungus gnats. To control fungus gnats, sprinkle Mosquito Bits on the surface of potting soil, or mix in at planting time. Effective for up to two weeks! Safely use around people, pets, fish, birds, bees, butterflies, and wildlife. Active ingredient: BTI. Please read and follow all package instructions. 8 oz. container with easy-to-use shake applicator.