Triple Crown 71924 T&O Insecticide 1 Gallon. Triple Crown ® Brand Insecticides contain two classes of active ingredients to help prevent and reduce resistance among annual bluegrass weevils (ABW). Managing ABW will likely require three or more treatments throughout the year. Rotating modes of action will reduce the likelihood of resistance developing to Triple Crown ® Brand Insecticides or any other product and should be considered as part of your treatment program.