Summer is a period when most flowers grow vigorously, and it is also a season of hot climate, abundant rainfall, and breeding of diseases and insects. In management, we must do a good job of "four defenses." First, prevent heat and heat. In summer, the sunshine is strong. Many flowers (such as azaleas and dahlias) are not suitable for this high temperature. Before and after noon, the potted flowers should be moved under the shade or under the fence. Pay attention to watering, and pour water every morning and evening. Wet. Second, flood prevention. Summer rain, water accumulation in the basin after the rain, it is easy to cause rot, root genus floral roots more serious. If it rains continuously, it should be properly covered or tilted so that the water can be drained in time to prevent the deterioration of Rhizopus. Third, prevent poor ventilation. Poor ventilation can hinder flower breathing and photosynthesis, affect normal flower growth and even death. Measures to prevent poor ventilation: First, choose a dry and ventilated place to plant flowers; the second is to increase the spacing between flowers and plants, thinning the dense leaves; third is to increase the height of the shed. Fourth, pest prevention. Summer pot flowers are susceptible to powdery mildew, anthrax, and susceptible to scale insect pests. The following measures can be taken: 1. Strengthen management, improve ventilation and light transmission conditions; 2. Loosen loose soil and increase air permeability; 3. Remove insects and pathogens, cut off diseased branches and insect pests in time; 4. Spray pesticides to prevent diseases Insect hazards.
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