Novel seedling bed for forest cultivation

The novel seedling raising bed comprises a bed body, the upper ends of the two sides of the bed body are connected with a plurality of seedling righting frames in a sliding mode, each seedling righting frame is composed of a height adjusting rod and a seedling righting rod, a worm and a worm gear are rotationally connected into the height adjusting rod, the worm and the worm gear rotate in an engaged mode, and the height adjusting rod is connected with the seedling righting rod. A first handle is fixedly connected to the end, extending out of the height adjusting rod, of the worm, a first threaded rod is fixedly connected to the top face of the worm wheel, the end face of the seedling righting rod is in threaded connection with the surface of the first threaded rod, a second threaded rod is rotationally connected into the seedling righting rod, and a second handle is fixedly connected to the end, extending out of the seedling righting rod, of the second threaded rod. By arranging the seedling centralizing fra