The present invention provides a floating-typed cultivation device, comprising a cultivating container containing a hollow body for receiving and a planting placement portion, wherein the planting placement portion is located on the top of the hollow body for receiving and connected therewith, and the bottom of the hollow body for receiving has an inlet aperture for allowing a water solution to flow in a floating body for carrying the cultivating container and providing a buoyant force for the cultivating container a water absorption element for absorbing the water solution, being placed in the cultivating container and comprising a hollow part and a hollow top surface, wherein the hollow top surface is disposed on the top of the hollow part and connected therewith and the hollow part is placed in the hollow body for receiving and a placement element, being placed in the hollow part of the water absorption element, wherein soil is placed on the placement component, and the placement element is used to block the contacting between the soil and the water solution.本發明提供一種浮置式栽培裝置,包含:一栽培土容器,其具有一容置中空體及一植栽置放部,其中該植栽置放部位於該容置中空體之頂部並與之連接,該容置中空體之底部具有一入水孔,用以使水溶液進入;一浮體,用以承載該栽培土容器並為其提供浮力;一吸水構件,用以吸收水溶液,設於該栽培土容器內,具有一中空部件及一中空頂部面,其中該中空頂部面設於該中空部件之頂部並與之連接,該中空部件置入於該容置中空體中;及一置放構件,置入該吸水構件的該中空部件中,其上置放土壤,用以阻隔該土壤與水溶液接觸。10‧‧‧浮置式栽培裝置100‧‧‧浮體101‧‧‧本體102‧‧‧中空部110‧‧‧栽培土容器111‧‧‧容置中空體112‧‧‧植栽置放部113‧‧‧開口114‧‧‧入水孔115‧‧‧外壁120‧‧‧吸水構件121‧‧‧中空部件122‧‧‧中空頂部面130‧‧‧置放構件140‧‧‧裝水容器
