The Mosquito Dunks biological mosquito control contains Bti, which is a natural
mosquito larvicide. This 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.
Mosquito Dunks - 20 per Card
Deemed Fit For Organic production by the USEPA in accordance with the USDAs
National Organic Program (NOP).
Simply apply Mosquito Dunks® to your water garden or any standing water.
Kills within hours / Lasts 30 days or more.
Each Dunk Treats 100 sq ft of surface water.
The Mosquito Dunks are made of Granulated Cork off of the cork tree.