The utility model discloses a pneumatic potato planter, these machines include frame, seeding element, seed case, the fan assembly of blowing, the fan assembly of breathing in, fertile case assembly, shovel, land wheel braced system, seed metering ware transmission system, fertilizer apparatus transmission system, middle transmission system and covering device fertilize. Install seed case and seeding element in the top of frame, blow the fan assembly with breathe in the fan overall composition and do not install in the left and right sides of frame, its airflow pipeline respectively with the seed metering ware on positive plenum chamber and negative pressure air chamber be connected, fertile case is installed in the place ahead of frame, installs the shovel that fertilizies under every fertile case respectively, land wheel braced system and middle transmission ystem installation install the height regulating mechanism that charges seed in the below of frame between land axle and frame, seed metering ware transmission system and fertilizer apparatus transmission system are located the left and right sides of frame respectively, the covering device is installed in the rear portion of frame. This seeder has a seeding precision height, and the operating efficiency is high, and it is convenient to adjust, characteristics that the commonality is good.