| 摘要 |
PROBLEM TO BE SOLVED: To provide a plant cultivation device capable of adjusting the intensity of light irradiated on plants.SOLUTION: The plant cultivation device 1 includes a cultivation rack 3 having placing shelves 4 for placing cultivation vessels 2 where plants are planted, and LED lighting systems 5 arranged at spaces above the placing shelves 4. Each LED lighting system 5 includes a plurality of LED lighting fixtures 6, and a lighting fixture mounting part 7 for mounting the LED lighting fixtures 6 so that the longitudinal positions of the LED lighting fixtures 6 to the placing shelf 4 can be changed. The lighting fixture mounting part 7 of the LED lighting system 5 includes a mounting frame 15 having both right and left frame members serving as lighting fixture suspending members arranged at a space in a lateral direction in a state of the longitudinal direction pointing in a front-rear direction; holders mounted to both the right and left frame members movably in the front-rear direction to hold the LED lighting fixtures 6; and fixing members for fixing the holders to the lighting fixture suspending members in optional positions in the front-rear direction. |
