Find protection with a broad-spectrum herbicide that gives growers a reliable solution to fight against broadleaf weeds and grasses. With Rancor™ 4 F you can prevent weeds from competing with your crop for valuable nutrients and water. Rancor 4 F uses metribuzin, a group 5 herbicide, to fight against many of the toughest Group 2 and 9 herbicide tolerant weeds. Rancor 4 F can be used on a wide variety of crops including alfalfa, barley, potatoes, chickpeas, and more. Keep fields cleaner and crops thriving with Atticus’ Rancor 4 F.