Method for prolonging storage period of Chinese rose cut flowers

The invention provides a method for prolonging the storage period of Chinese rose cut flowers, and belongs to the technical field of fresh flower preservation. The method comprises the following steps: (1) harvesting Chinese rose cut flowers, and culturing the Chinese rose cut flowers in a composite nutrient solution; (2) loading the cut Chinese rose flowers into a goods shelf, putting the goods shelf into a vacuum box, starting a vacuum pump to exhaust air, and carrying out vacuum precooling treatment; during precooling, the temperature is reduced to 4-5 DEG C from the room temperature of 25-30 DEG C; (3) placing the Chinese rose cut flowers in a refrigeration house at 3 +/-0.5 DEG C for 1-2 hours; (4) carrying out atomization fumigation treatment on the cut Chinese rose flowers in an environment of 4 DEG C; (5) carrying out single-bunch flower packaging treatment on the Chinese rose cut flowers, and dipping the cross sections of the Chinese rose cut flowers in a film sealing agent; and (6) putting the cut C