Plant water culture device

The utility model relates to the field of soilless culture, and discloses a plant water culture device which comprises a base and a water tank. A circuit bin is arranged at the bottom of the base, and a wireless current transmitting part and a power jack are arranged in the circuit bin. And the wireless current transmitting part is electrically connected with the power jack. A culture solution and a wireless induction power supply water pump for increasing the oxygen content of the culture solution are contained in the water tank. A wireless current receiving component matched with the wireless current transmitting component is integrated in the wireless induction power supply water pump in a sealed mode. The wireless current transmitting part is located under the wireless current receiving part and arranged in a mutual induction mode. The device is simple in structure and low in manufacturing cost, the oxygen content in the culture solution can be greatly increased, plants can grow rapidly and healthily, and