Control Corn Rootworms Before They Cost You. Control corn rootworm adult populations before they cost you at harvest. Steward® EC insecticide protects your corn crop from Western corn rootworm beetles and other lepidopteran pests that have become resistant to other products. Growers can trust Steward EC insecticide to deliver fast, long-lasting control of pests in their field corn, soybean, alfalfa, peanut and cotton crops. Its novel mode of action controls Western corn rootworms, corn earworms, fall armyworms, Western bean cutworms, corn borers and other pests, including pyrethroid-resistant worms, to maximize yield potential.Through its proven class of chemistry, Steward EC insecticide works fast, targeting insects through ingestion as well as contact activity. It delivers Western corn rootworm control with rapid feeding cessation within four hours after ingestion, while also providing up to two weeks of residual control. Plus, with no known resistance, you can have the confidence in knowing your corn yields are protected.Steward EC insecticide’s unique mode of action has a low impact on predatory insects and mites, preventing secondary pest flares, particularly from spider mites. It also is a great tool for resistance management, as it’s the only Group 22 insecticide labeled for use on field corn in the indoxacarb family of chemistry. Protect Your Yields With Long-Lasting ControlTo learn more, read our resources below or ask your FMC retailer for more information about Steward EC insecticide.Want to start receiving timely and localized agronomic information from FMC? To sign up, click here.