Ortho GroundClear Poison Ivy & Tough Brush Killer Concentrate, 32 oz. is a powerful solution designed to eliminate over 60 types of weeds and tough brush, including poison ivy, poison oak, and wild blackberry. This effective formula also targets honeysuckle, kudzu, ragweeds, dandelion, and many other common weeds. With its rainproof formula that takes effect in just 2 hours, it works deeply to kill weeds down to the root, ensuring long-lasting results. Trust Ortho GroundClear to handle even the most stubborn weeds and keep your outdoor spaces clear and healthy. Model Number: