Hartz InControl(TM) Flea & Tick Carpet Powder kills fleas and ticks on carpets and upholstered furniture. This carpet powder kills all four stages of the flea lifecycle and controls re-infestation for up to 1 year. Treats up to 400 square feet. Kills flea eggs and larvae up to 1 year. Fresh Citrus scent will keep your home smelling great.