PROBLEM TO BE SOLVED: To provide a plant cultivation panel that can minimize the seasonal and regional variations in plant cultivation to the utmost. SOLUTION: A plurality of holes 3 for inserting a stopper-formed plant supporters 4 are bored on a plate-shaped main body 2 and the one face is colored with white W or a light color, while the other face is colored with black B or a deep color whereby the colored cultivation panels are provided. Resultant cultivation panels 1 are turned so that the W face or the light colored face of high reflection ratio may be turned upward under the conditions where the sunshine is insufficient. In the other case where the daylight is strong, the side face of black B or a dark colored face of low reflection ratio is turned upward. COPYRIGHT: (C)2005,JPO&NCIPI