main reasonFirst: It is a natural phenomenon. Plants also have metabolism. Second: The roots and trunk of the plant are damaged by external forces; Third: Insufficient nutrients and long-term malnutrition; Fourth: There is no proper winter protection in place, resulting in frostbite of plants; Fifth: There is no proper shading in summer, especially after being exposed to strong sunlight in the afternoon; Sixth: Poor air circulation causes obstruction of plant breathing, bacterial growth, and damage to plants. Treatment and prevention methodsIf the leaves turn yellow due to natural phenomena, you can ignore it or cut it off; try not to hurt the plants when growing them. If there are wounds, including cuts, you must take good care of them. You can spray the wounds with disinfectants to prevent infection. Although it does not require much fertilizer, it cannot be left without fertilizer for a long time, especially during the flowering and growth period, it must maintain sufficient nutrients; If the temperature has dropped to 5 degrees in winter, then it should be moved indoors for the winter; when the temperature exceeds 35 degrees in summer, it should be placed in a cool place, but no matter where it is placed, good ventilation must be ensured; if the soil is too wet, you can insert a bamboo stick into the soil, which can effectively relieve it, but try to keep it away from the roots to prevent it from taking root. |
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