A regulation and control method enabling potted Arabian jasmine to bloom during the Spring Festival

Abstract

The invention provides a regulation and control method enabling potted Arabian jasmine to bloom during the Spring Festival. The method comprises the steps of trimming potted Arabian jasmine 50-60 days before the Spring Festival, keeping the lowest 1-2 stem nodes of 1-2-year old branches and cutting the rest; cultivating the trimmed Arabian jasmine in an environment meeting the conditions of daytime temperature of 28 DEG C-32 DEG C, illumination intensity of 35-50 micromole / m<2> / s<1>, illumination time of 12-14 hours and night temperature of 18 DEG C-22 DEG C; applying thin cake fertilizer water or compound fertilizer once 5-10 days before trimming and 5-10 days after trimming to improve the growth vigor, spraying a growth retardant PP333 once 7-14 days after trimming to prevent spindling of young spouts, and spraying a monopotassium phosphate water solution once 21-28 days after trimming to promote flower bud differentiation and growth. The method solves the problem that Arabian jasmine cannot bloom in winder under natural conditions, can reliably and effectively regulate and control the flower phase of potted Arabian jasmine and enables the potted Arabian jasmine to bloom normally during the Spring Festival.

Description

technical field [0001] The invention belongs to the technical field of plant cultivation, and relates to a method for regulating the flowering period of potted flowers jasmine. Background technique [0002] Jasmine (Jasminum sambac Aiton), also known as jasmine and tea flower, is an evergreen erect or climbing shrub of the genus Jasmine in the family Oleaceae. As early as the Han Dynasty more than 1,700 years ago, jasmine was introduced into my country from southwestern Asia. It was first cultivated in Hainan, the coastal areas of Guangdong, Guangxi and Fujian, and then gradually went north to the Yangtze River Basin. Because of its exquisite plant shape, luxuriant branches and leaves, the color of leaves is like emerald, the flowers are like jade bells, and the flowers are long-lasting, the fragrance is long-lasting, rich and not turbid, it is known as the treasure among flower trees and "the most fragrant flower in the world". "(Dong Lijuan, 2001). Jasmine has a wide ran...

AI Technical Summary

Problems solved by technology

[0006] The purpose of the present invention is to provide a flowering control method for potted jasmine to bloom during the Spring Festival, through plastic pruning, optimization of cultivation conditions, reasonable water and fertilizer management and hormone regulation, to solve the problem that jasmine does not bloom in winter under natural conditions, and provide reliable , an effective method for regulating the flowering period of potted jasmine, so that potted jasmine blooms normally during the Spring Festival