One or more chambers (2) containing one or more seeds and one or more artificial light sources (3) configured to output photosynthetic effective radiation (PAR) to the one or more chambers (2) Hydroponic cultivation equipment including (1). The device (1) further includes a control device (4) that adjusts the photosynthetic effective radiation (PAR) of artificial light based on the growing season of the plants grown on the device. [Selection] Figure 11個以上の種子を入れる1つ以上の室(2)と、光合成有効放射(PAR)を前記1つ以上の室(2)に出力するように構成された1つ以上の人工光源(3)とを含む水耕栽培装置(1)。本装置(1)はさらに、本装置で生育させる植物の生育期に基づいて人工光の光合成有効放射(PAR)を調整する制御装置(4)を含む。【選択図】図1