Hi Yield Fire Ant Control Granules is a broad-spectrum residual insecticide designed to manage a wide range of pests. It effectively controls ants, armyworms, bermudagrass mites, adult billbugs, boxelder bugs, centipedes, chiggers, clover mites, cockroaches, and many other listed insects. For best results, apply once a month as directed when pests first appear in late spring (May–June) and continue treatments through late summer (September–October).