Indoor hydroponic tank

The invention relates to the field of hydroponic tanks, in particular to an indoor hydroponic tank. The hydroponic tank comprises a water tank, a supporting plate, a field planting basket, a water pump, a water inlet pipe and a drainage pipe, wherein the supporting plate is arranged at an opening of the water tank; a water inlet of the water inlet pipe is connected to the water pump, and a water outlet of the water inlet pipe is arranged in the supporting plate; a water inlet of the drainage pipe is arranged in the supporting plate, and a water outlet of the drainage pipe is arranged below the supporting plate; and the field planting basket is arranged in the supporting plate. According to the indoor hydroponic tank, the water pump is matched with the water inlet pipe to supply water to the supporting plate provided with the field planting basket, and siphon drainage is carried out through the drainage pipe, so that a tidal water culture mode of intermittent water inlet and water outlet of plants is realized,