PROBLEM TO BE SOLVED: To provide a hydroponic equipment which enables smooth efflux of water by suppressing an increase in the internal pressure of a container at the time of supplying water in a state of being mounted on the mouth of the container.SOLUTION: A hydroponic equipment 1 capable mounting a seedbed 2 with water retentivity on a mouth portion 4 of a container 3 is configured to have a seedbed holding portion 11 to be inserted in the mouth portion 4 of the container 3, an expanded diameter portion 12 extending outward from the upper end opening portion 11a of the seedbed holding portion 11, a water passage hole 13 penetrating the lower surface portion 11c of the seedbed holding portion 11, and a ventilation path 14 which communicates the internal space of the container 3 with outside air, which is formed on the outer surface of a peripheral surface portion 11b of the seedbed holding portion 11 and at least one part of which is constituted by a concave portion for ventilation 17 extending toward an extending direction of the seedbed holding portion 11, the hydroponic equipment 1 being opened upward and having a hallow portion 16 for arranging the seedbed 2.SELECTED DRAWING: Figure 4COPYRIGHT: (C)2017,JPO&INPIT【課題】容器の口部に装着した状態での給水時、容器の内圧の上昇を抑えて水の円滑な流下を可能とする水耕栽培具を提供すること。【解決手段】保水性を有する苗床2を容器3の口部4に装着可能な水耕栽培具1において、上方に開放すると共に苗床2が配置される中空部16を有し、容器3の口部4に挿入される苗床保持部11と、苗床保持部11の上端開口部11aから外方に向かって延在した拡径部12と、苗床保持部11の下面部11cを貫通する通水穴13と、苗床保持部11の周面部11bの外表面に形成され、苗床保持部11の延在方向に延びた通気用凹部17によって少なくとも一部が構成されて、容器3の内部空間を外気に連通させる通気経路14と、を備える構成とした。【選択図】図4
