Mosquito Dunks biological mosquito control contains Bti, a natural mosquito larvicide, which kills mosquito larvae but is harmless to birds, fish, wildlife, and pets. Simply place a Dunk in any standing water to control mosquito larvae for up to 30 days. Each Dunk treats up to 100 square feet of surface water regardless of depth. Perfect for Koi Ponds, Hydroponic systems, animal watering troughs, rain barrels, birdbaths, stock tanks, planter saucers, or any other standing water.
- Kills mosquitoes before they are old enough to bite
- Harmless to honey bees, beneficial insects, pets, and wildlife! Kills mosquito larvae and nothing else!
- Labeled For Organic Gardening by the US EPA.
- Unused, dry Dunks retain their potency indefinitely and can be halved and quartered for small areas of water
- Contains Bti a species-specific bacterium and food-grade inactive ingredients
- This product is applicable for the following pest types: Mosquitos
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