Understanding the prevention measures for frostbite of Milan leaves. Precautions for handling frostbite of Milan leaves. With the approaching of winter, the temperature in northern my country has gradually dropped, and many plants have begun to enter a dormant state. Milan, as a common ornamental plant, is also prone to freezing damage in the cold winter. When Milan leaves appear frostbite, how should we respond? This article will provide you with a detailed analysis of the solutions to frostbite in Milan leaves and help you spend a warm winter. Understanding Frostbite of Milan leaves Frostbite of Milan leaves refers to the rupture of the cell membrane caused by the freezing of water in the cells of plants in a low-temperature environment, which in turn affects the normal growth of plants. The symptoms of frostbite are brown or black spots on the edges or parts of the leaves. In severe cases, the entire leaf will turn black and dry. Preventive measures 1. Reasonable placement: Place Milan in a sunny and well-ventilated place indoors to avoid direct exposure to the cold outdoor environment.
2. Controlled watering: Milan's water demand is reduced in winter, so the watering frequency should be appropriately reduced to keep the soil slightly moist.
3. Coverage protection: When the temperature drops sharply, Milan can be covered with plastic film, cotton cloth and other materials to provide insulation. Treatment of frostbite in Milan leaves 1. Clean the wound: Use a disinfectant (such as potassium permanganate solution) to disinfect the frostbite leaves to prevent the invasion of bacteria.
2. Cut off sick leaves: Completely cut off frostbitten leaves to avoid the spread of the disease source.
3. Spraying foliar fertilizer: Select foliar fertilizers containing trace elements, such as potassium dihydrogen phosphate, boric acid, etc., to promote leaf recovery.
4. Appropriate fertilization: In winter, appropriate amount of compound fertilizers can be applied to supplement the nutrients needed by plants.
5. Maintain ventilation: During the recovery period, maintain indoor air circulation, which is conducive to the resumption of plant growth. Precautions 1. Avoid direct sunlight: Milan should avoid direct sunlight during the recovery period to avoid damage to the leaves again.
2. Control watering: During the recovery period, water should be appropriate to avoid too wet or dry soil.
3. Proper pruning: During the recovery period, the weak branches can be properly pruned to improve the overall disease resistance of the plant.
Although Milan leaves frostbite brings some trouble to maintenance, as long as we master the correct treatment method, we can help Milan tide over the difficulties. In winter, we should pay close attention to Milan's growth condition and do a good job of prevention, so that Milan is still vibrant in cold winter. I hope this article can provide useful reference for your Milan maintenance.