A washing machine having a washed laundry/garment treatment system. The washing machine comprises a rotatable drum, a soap/laundry dispenser, a water supply flow valve, an ozone generator and a control panel for controlling operation of the rotatable drum, the soap/laundry dispenser, the water supply flow valve, and the ozone generator. The laundry/garment treatment system comprises a source of an additive/treating composition to be added a washing machine without any laundry/garments contained therein, and the source of the additive/treating composition is connected to the washing machine to supply a quantity of additive/treating composition thereto for mixing with water and formation of a treatment mixture. A circulating pump is connected to the washing machine for pumping the treatment mixture into a treatment holding tank. A mixture feed valve controls the flow of treatment mixture from the treatment holding tank back into the washing machine for treating the laundry/garments, following washing thereof.