Patios plagued by unsightly moss can find relief in an everyday household item: laundry detergent. According to expert Steven Bell, this affordable and effective solution eliminates moss without the need for scrubbing. Simply scatter the detergent over dry mossy patches and let rainfall do the work. The detergent’s cleaning properties break down the moss, and the rain washes it away. This eco-friendly method poses no harm to surrounding grass or plants.