Pond wizard is specially formulated to clear ponds quickly blanket weed and green algal blooms are rapidly suppressed by removing their food supply and the organic detritus on the walls and bottom of ponds is efficiently biodigested completely harmless to fish and the environment and suitable for all general garden ponds where there is organic waste from fish excrement surplus food or fallen leaves and grass a 10 gram 401473 ounce41 pack of pond wizard is will treat 3000 gallons of