PURPOSE: A pot for hydroponics is provided to perform hydroponics without constraints of space, and to be suitable for mass production. CONSTITUTION: A floating body(4) floats on water as air is inserted and discharged through an air inlet in a space section, and a penetration hole is created in which the center is penetrated to upward and downward. A seed-bed(6) is fixed to the penetration hole of the floating body and has multiple thorough-holes(5) on which cultivation plants are planted. A fixture piece(7) on which the seedbed is supported and fixed is created on the inner wall of the floating body. A fastening piece(8) which is combined another floating body using a fastening element is equipped on the outer wall of the floating body. The floating body is composed in a honey comb shape with a hexagonal form on a plane.
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