Imidacloprid 2F Insecticide is a liquid concentrate for the control of insect pests in nearly all residential and commercial settings. Imidacloprid 2F is a neonicotinoid insecticide with long-lasting, residual control with proven performance on key pests such as white grubs, weevils and cutworms in turf plus aphids, mealybugs, leafminers and thrips in ornamentals.