Mosquito Dunks kills mosquitoes before they're old enough to bite. They are America's best selling home owner mosquito control product. It is the only product with BTI, which is the bacteria toxic only to mosquito larvae, that will last 30 days. It will treat 100 square feet of surface water.
- Non-toxic to humans, pets, fish, and wildlife- Simply apply Mosquito Dunks to any standing water, or water garden- Kills within hours - Labeled for organic gardening by the USEPA- Highly effective and low impact
Active Ingredient: Bacillus thuringiensis subspecies israelensis 10.31%