PROBLEM TO BE SOLVED: To provide a cultivation device and a cultivation method using the cultivation device in which lid members are removed easily from a container for culture solution, the inside of the container for culture solution is checked easily to be freely inspected.SOLUTION: In a cultivation device 100, at least one end part 131 of a sheet-like liquid-guiding member 130 for supplying liquid is immersed into culture solution FL inside a container for culture solution 120, and a central part 132 of the sheet-like liquid-guiding member 130 for supplying liquid is disposed on a plant support body 110, roots PT1 of the plants PT are installed on the central part 132 of the sheet-like liquid-guiding member 130 for supplying liquid, a plurality of lid members 140 are disposed in a longitudinal direction of the container for culture solution in a detachable manner with respect to the container for culture solution 120, and has notch parts 141 at an end part in a longitudinal direction of the container for culture solution, and the notch parts 141 of adjacent lid members 140 or the notch part 141 and the end part surround a stem PT2 of the plant PT.SELECTED DRAWING: Figure 3COPYRIGHT: (C)2018,JPO&INPIT【課題】容易に蓋部材を培養液用容器から取り外し、容易に培養液用容器の内部を確認して点検自在となる栽培装置、および栽培装置を用いた栽培方法を提供すること。【解決手段】シート状給液用導液材130の少なくとも一つの端部131が、培養液用容器120の内部の培養液FLに浸かるとともに、シート状給液用導液材130の中央部132が、植物支持体110の上に配設され、植物PTの根PT1が、シート状給液用導液材130の中央部132の上に設置され、蓋部材140が、培養液用容器120に対して着脱自在に培養液用容器の長手方向に複数配設されているとともに、培養液用容器の長手方向の端部に切り欠き部141を有し、隣り合う蓋部材140の切り欠き部141同士または切り欠き部141および端部が植物PTの茎PT2の周囲を囲っていることを特徴とする栽培装置100。【選択図】図3