Formula 777 E.c. Weed Killer, Non-Cropland, 1 Gal Can, 4/carton 1.52% Bromacil, designed to interfere with the photosynthesis process of plants. Bromacil is incorporated in a biodegradable, renewable resource base with built-in emulsifiers. Effective versus hard-to-kills perennial weeds – i.e. Johnson Grass, Poison Ivy, Bermuda Grass, etc. Provides control of all vegetation for up to one season. Very low toxicity to both man and animals. Apply it as a spray on non-cropland areas, where bare ground is desired.