Patent ID: 7188451

Claim:
A rotary hydroponic plant-growing machine comprising a cylindrical shell for holding plant-growing containers, such that shoots of said plants grow in said containers in a direction radially inwardly of said cylindrical shell, a base for rotatably supporting said cylindrical shell, means for rotating said cylindrical shell on said base, a light inside said cylindrical shell and means for watering said plants in said containers as said cylindrical shell rotates, characterized in that said cylindrical shell comprises a circumferential surface which defines a plurality of longitudinal slots oriented generally parallel to an axis of said cylindrical shell, said slots extending through said cylindrical shell and being open in both a radially inward direction and a radially outward direction of said cylindrical shell, said slots being configured to receive one or more of said containers and, to allow slidable movement of said containers within said slots in a direction generally parallel to said axis.