Disclosed is a plant-cultivating devices capable of cultivating plants without soil, with a simple structural component is less plant cultivating instrument is provided a plant cultivation device having a light-shielding property and breathability. A plant cultivation device 1, the upper is opened, the water storage tank 20 to store the culture liquid 40, a watertight manner on the upper side of the water storage tank 20, and removably mounted, the lid 10 holes have been formed When, in watertight manner into the hole in the lid 10, is fitted into the detachable, the holder 30 of the cylindrical holding the plant 100, equipped with, water storage tank 40 and the lid 10 and the holder 30, a light-shielding property and non-permeability it becomes a material having a holder 30 of the cylindrical type, internal water storage tank 20 through a hole in the top 31 and the cover 10 extending downwardly having an enlarged portion is retained in the outer circumferential direction from the hole of the lid 10 extends upwardly has a lower 33 protruding and the upper 31 of the holder has an inorganic porous layer having a light-shielding property, the lid 10 has an air passage 11 which is serpentine or bent. .BACKGROUND 2 (A)【課題】土を使用せずに植物を栽培することのできる植物栽培器具において、植物栽培器具の構成部品が少ない簡易な構造で、通気性と遮光性を有する植物栽培器具を提供する。【解決手段】植物栽培器具1は、上方が開口し、培養液40を貯める貯水タンク20と、貯水タンク20の上方に水密的に、かつ、着脱可能に取り付けられ、穴が形成された蓋10と、蓋10の穴に水密的に、着脱可能に嵌め込まれ、植物100を保持する筒型のホルダー30と、を備え、貯水タンク40と蓋10とホルダー30は、遮光性と非透水性を有する素材からなり、筒型のホルダー30は、蓋10の穴から上方に延在して外周方向に抜け止め拡大部を有する上部31と蓋10の穴から下方に延在して貯水タンク20内部に突出した下部33と、を有し、ホルダーの上部31は、遮光性を有する無機多孔質層を有し、蓋10は、蛇行又は屈曲した通気路11を有する。【選択図】図2(A)
