Tissue culture seedling hardening device with bottle

The utility model discloses a tissue culture seedling hardening device with a bottle, and relates to the technical field of plant tissue culture. Sliding grooves are formed in the left side and the right side of the containing frame, pulling plates used in cooperation with the sliding grooves are slidably connected to the inner walls of the sliding grooves, a plurality of bottle containing openings are fixedly connected to the tops of the pulling plates, springs are fixedly connected to the inner walls of the bottle containing openings, and fixing plates are fixedly connected to the other ends of the springs. The number of the springs and the number of the fixing plates in each containing opening with the bottles are three. The sliding grooves are used in cooperation with the pulling plates so that the pulling plates can be pulled out, seedling strip bottles containing passion fruits can be placed on the pulling plates, the seedling strip bottles can be conveniently placed, springs and fixing plates are arran