Regina, Sask.-Viterra Inc. on April 13 announced the launch of ShadowTM RTM, a Group 1 herbicide that provides post-emergence control of grassy weeds in several broadleaf crops, including field peas, flax, canola, lentils, and soybeans. Shadow is the newest addition to the company’s line of Viterra-branded crop protection products, and is designed to protect against an array of common weeds such as wild oats, green and yellow foxtail, Persian darnel, barnyard grass, and volunteer barley, oats, wheat, and canary seed.