Common pests and diseases of jasmine flowers and their control methods
The fragrant and elegant jasmine flowers are a favorite for many flower lovers, but pests and diseases often cause the flowers to wither and the leaves to turn yellow. This article will systematically analyze the characteristics of eight typical pests and diseases of jasmine, and provide scientific prevention and control solutions to help you create a healthy and fragrant jasmine garden. Guidelines for the Control of Common Jasmine Pests: Bud Killer This borer uses larvae to eat flower buds, and 3-5 larvae can be seen per plant during peak periods. When pruning in winter, pay attention to retaining 5mm strong buds, and hanging yellow sticky insect boards can reduce the pest rate by 60%. Jasmine leaf borer: Leaf devourer larvae gather on the back of the leaves to form a transparent omentum. It is recommended to conduct leaf back inspections twice a month. Biological control recommends the release of Trichogramma, and 5000 larvae per mu can effectively control the population density. Key points for the prevention and control of jasmine disease: The invisible destroyer has a probability of inducing soot disease as high as 80%. Using 10% imidacloprid 2000 times solution combined with mineral oil can form a dual physical and chemical protective net. Cotton red spider: In the dry season, the culprit keeps the air humidity above 65%, alternately uses bifenzate and ethifenazole, and sprays it at intervals of 7-10 days. It can completely kill the mite population three consecutive times. Comprehensive prevention and control strategies Three-step ecological control 1. Intercropping mint repels pests 2. Set up insect hotels to attract natural enemies 3. The golden rule for installing solar pest control lamps follows the "three noes" principle: no application at flowering stage, no spraying at high temperature, and no mixing without diagnosis. Recommended environmentally friendly pesticides: matrine, azadirachtin and other botanical pesticides.
Through the combination of regular inspection + precise control + ecological regulation, the pest damage can be reduced by more than 90%. It is suggested to establish a control log, record the occurrence time and treatment measures of each pest, and gradually form an individualized control plan to keep jasmine blooming charming fragrance.