Bonide Poison Oak and Ivy Killer Spray, 32 oz. is an effective solution for controlling unwanted weeds, including poison oak and ivy. This spray features Trimec 3-way herbicide, which works systemically to kill the entire plant down to the roots, ensuring long-lasting results. It is rain-fast once dry and begins showing effects overnight. Designed to be safe for use around your lawn grass, this ready-to-use formula comes in a convenient 32 oz. trigger spray bottle, making application easy and efficient.