Biological Control. There are several natural enemies of Hessianfly, but little information is known about their biology, distribution or effectiveness in Oklahoma. This highlights that Hessianflycontrol tactics are more effective when used in an integrated pest management (IPM) program. Control of volunteer wheat well before planting is recommended because Hessianflies are attracted to volunteer wheat when they emerge in September. The most effective management option for controllingHessianfly is the use of resistant wheat cultivars carrying specific resistance genes. Hessianflies are difficult to control with applications of insecticide.Buntin DG, Hudson RD. Spring control of the Hessianfly (Diptera: Cecidomyiidae) in winter wheat using insecticides. Pest management practices for control of Hessianfly should emphasize preventative management strategies to reduce reproduction and population levels rather than chemical control. ControllingHessianFly Pests. With the potential for such damage in the home garden and in commercial plantings, many growers are left asking how to kill hessianflies. By Jean-Paul McDonald Assistant Editor, North American Content, Farms.com. H2>Best practices for controllinghessianfly in wheat and barley crops. 1965. ControllingHessianfly with Phorate and Disulfoton. J. Econ.Hessianflycontrol with systemic insecticides. Protection Bulletin 5 (10): 149-155. Adult hessianflies are brown or black, with females occasionally appearing reddish-brown due to the orange eggs developing inside the abdomen.