An aquatic herbicide effective against a variety of aquatic plants; submersed, emergent, and floating (including duckweed and watermeal). Provides excellent season-long control with an early spring application prior to or just after plant growth begins. Available in liquid and pelleted formulations. No restrictions on water use for fishing, swimming, or domestic use following application according to label instructions. Fourteen to thirty day restriction on use of treated water for irrigation following application. Application rates: Liquid: ponds - 0.16 to 1.5 quarts per acre, lakes - 0.11 to 4 quarts per acre. Pellets: ponds - 3.2 to 25 pounds per acre, lakes - 4 to 80 pounds per acre.