PROBLEM TO BE SOLVED: To provide a cultivation system capable of optimizing a growth environment according to an actual growth state of crops.SOLUTION: A cultivation system comprises: a medium part 10 on which crops are grown； a storage tank 20 for storing a cultivation liquid； a liquid feeding part 30 for circulating the cultivation liquid from the storage tank to the medium part by a capillary phenomenon； a supply mechanism 40 for supplying the cultivation liquid to the storage tank so as to keep a water level of the cultivation liquid in the storage tank to a constant level； a measurement mechanism 50 for measuring a supply amount of the cultivation liquid by the supply mechanism in night； and a control part 70 for controlling a growth environment of the crops on the basis of the growth information including during-night supply amount which is measured by the measurement mechanism.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2020,JPO&INPIT【課題】作物の実際の生育状況に応じて生育環境を最適化することができる栽培システムを提供する。【解決手段】栽培システムは、作物を活着させる培地部１０と、栽培液を貯留する貯留槽２０と、上記貯留槽から上記培地部に毛管現象により栽培液を流通する送液部３０と、上記貯留槽内の栽培液の水位が一定に保たれるよう上記貯留槽に栽培液を供給する供給機構４０と、夜間における上記供給機構による上記栽培液の供給量を測定する測定機構５０と、上記測定機構が測定した夜間供給量を含む生育情報に基づいて上記作物の生育環境を制御する制御部７０とを備える。【選択図】図１
