Controls more than 90 kinds of grasses, brush, and broadleaf weeds! Safe to use around fresh or brackish water including ponds, lakes, seeps, irrigation and drainage ditches, canals, and reservoirs (do not apply within 1/2 mile of potable water intake). After application, there is no restriction on use of water for irrigation, recreational or domestic purposes. Non-volatile, practically non-toxic to animals, does not bioaccumulate in food chain, and produces no residual soil activity. Apply to plants when they are actively growing. Active ingredient is 53.8% isopropylamine salt of glyphosate. 2-1/2 Gallon Container.