Permethrin 2.5%. Provides economical, contact, and residual insect control for up to 4 weeks. Kills over 100 insects which destroy lawns, roses, flowers, trees, shrubs, vegetables, fruit, nuts, and may be applied to homes and other areas to stop infestations of flies, ticks, fleas, mosquitoes, ants… all flying, crawling & hopping insects. Even great for houseplants. Kills stink bugs. Concentrate.