Leaf color regulation and control method for vitis vinifera plants

The invention relates to the technical field of garden plant culture, in particular to a leaf color regulation and control method for viridae plants, which comprises the following steps: (S1) taking a regulation and control agent A and the viridae plants growing to a finished product character for later use; and (S2) applying a regulating agent A to the leaves of the vitis vinifera plants growing to the finished product character, and then performing inter-dry and inter-wet management and maintenance. Through the application of the technology, 3-4 new leaves of each pot of vibrio plants are discolored after drug treatment, the other old leaves are still kept in the primary color, the new leaves are surrounded by the surrounding old leaves, the variety with extremely high ornamental value is formed, the swing resistance is good, the ornamental period can reach 4 months or above, the variety also has very good ornamental value, a very good effect is achieved through many years of research and development, and t