Fuente: WIPO "industrial hemp" The utility model relates to the field of industrial cannabis sativa, in particular to a classification seed selection device for industrial cannabis sativa, which comprises a floating shell and a box body, the inner wall of the floating shell is slidably connected with a filter plate I and a filter plate II, the bottom wall of the box body is communicated with a discharge pipe, and one side wall of the discharge pipe is communicated with a water suction pipe with a valve. The other end of the water suction pipe communicates with a storage tank, a circulating pipe is arranged in the storage tank, and a second water pump is arranged on the circulating pipe. The filter plate I, the filter plate II, the storage tank and the like are additionally arranged, after wizened seeds and full seeds are separated, the filter plate I and the filter plate II move towards the slide way II, and all wizened unqualified seeds are concentrated on one side of the floating shell; according to the seed selection device, the valve is opened, the first water pump is started, saline water is pumped into the storage tank, then the sealing cover is opened, qualified seeds can fall out of the discharging pipe after being selected, then wizened seeds intercepted on the first filter plate and the second filter plate can be taken out, material taking is convenient, and the seed selection efficiency is improved.