<;P>;PROBLEM TO BE SOLVED: To provide a reversing device for plant cultivation body, which surely performs turnovers while cultivating a large amount of plants regardless of levels of heights of a large number of plant cultivation bodies. <;P>;SOLUTION: The reversing device for plant cultivation body has a support frame for placing a large number of plant cultivation bodies in a state in which each plant stem and leaf part is exposed upward in a parallel state so as to unload the plants. The support frame is equipped with a holder member for holding each plant cultivation body in an initial placing state even in vertical inversion and the support frame is supported so that the plant stem and leaf parts of each plant cultivation body are vertically inverted downward and upward. <;P>;COPYRIGHT: (C)2011,JPO&INPIT