Farm General, Gallon, Aquatic Herbicide 53.8% Glyphosate, A Broad Spectrum Post-Emergent Weed Killer, Farmworks AquaticHerbicide Can Clear Your Pond Of Cattails, Alligator Weed, Beachgrass, Giant Reeds, & Several Invasive Plants That Can't Wait To Take Over Your Water, Eliminates Targeted Weeds Down To The Root While Leaving Soil & Wildlife Unharmed.