Jeff from Eastport, Mi writes
The mixing ratio of Suspend Polyzone is 0.25-1.5 fl. oz. per gallon of water for mosquitoes. It is recommended that you treat at the higher ratio, which is 1.5 fl. oz. per gallon of water for your first treatment, and for subsequent treatments, use 0.25 fl. oz. per gallon of water. For 50 gallons of water, you will use 12.5-75 fl. oz.
Answer last updated on: 06/23/2016