The main ingredient of flower water is alcohol, which has a certain dehydrating effect on mites, so they may be killed. But only part of the surface mites can be killed, in the deep layer of the sheet or bed sheet, the flower water can not directly contact, may not be able to kill mites. In most cases mites, whether they are ticks, hair mites or dust mites, the best way to disinfect or kill them is ultraviolet light, usually using ultraviolet light or direct sunlight, which can effectively kill the mites.