The invention relates to a water-saving pseudo ginseng tuberous root cleaning device and belongs to the field of material cleaning devices. The water-saving pseudo ginseng tuberous root cleaning device comprises a vertical washing tank, a feed hopper, a water inlet valve, a water inlet pipe, a spray head I, a brush I, a spiral delivery washing tank, a helical drum, a drum cleaning machine, a spiral shaft, an annular spray head, a water return valve, a water return pipe, a spray head II, a brush II, a permeable plate, a main shaft, a sludge discharging valve, a sludge discharging pipe, an ironstone remover, a valve I, a discharging pipeline, a valve II, a sorting plate, a discharge outlet I and a discharge outlet II. The water-saving pseudo ginseng tuberous root cleaning device can thoroughly clean pseudo ginseng tuberous roots, pseudo ginseng with large diameters can be screened out from washed pseudo ginseng under the action of the sorting plate, and sorting can be conducted conveniently; sewage is pumped back to the top of the vertical washing tank through a water pump after being filtered to be used again, waste of water resources is reduced, mechanical damage and production cost are reduced, production efficiency is improved, and the cleaning effect is good.