Summit - Mosquito Dunks - 6/Pk.

A Mosquito Dunk looks like a small, beige donut which floats on standing water. As the Dunk slowly dissolves, it releases a bacterium which is toxic to all species of mosquito larvae. Each dunk® kills mosquito larvae for 30 days or more. Approved for use in organic production Each dunk® covers up to 100 square feet of water, regardless of depth for 30 days or more Use Mosquito Dunks® in any standing water including rain barrels, bird baths, tree holes, elevator shafts, planter reservoirs, rain gutters, etc