True Blue pond dye is one of the Best quality dye's on the Market. It is used for weed and predator control as well as to bring a natural blue appearance back to your pond. True Blue is formulated to filter sunlight penetration for weed control.
True Blue is non toxic and odourless and long lasting, economical and not harmful to fish, turf, birds and species. Each 5.25 ounce TRUE BLUE EZ SoluPak will effectively treat one (1) acre foot or approximately 325,000 gallons of water. Holding onto the foil-lined overpack, drop or throw TRUE BLUE EZ SoluPak(s) into the body of water.