For ORGANIC production and gardening. Biological mosquito control. Each Dunk kills mosquito larvae for 30 days or more. Can be used in Fish Habitats.

Place in containerized standing water wherever it accumulates near the household: flower pots, tree holes, bird baths, roof gutters, rain barrels, old tires, unused swimming pools, animal watering troughs.

A safe, nontoxic way to control mosquitoes before they become flying, biting, disease-carrying adults.

Mosquito Dunks®-Kills Mosquitoes Before They're Old Enough To Bite^TM.