Causes for the yellow spots on morning glory leaves. Methods for preventing and controlling the yellow spots on morning glory leaves. Morning glory is often used as an ornamental plant because of its colorful flowers and unique shape. During the maintenance process, morning glory leaves have yellow spots. The problem of developing yellow spots on morning glory leaves often troubles flower friends. This article will analyze in detail the reasons for the yellow spots on morning glory leaves, and provide corresponding prevention and control methods to help flower friends better maintain their beloved morning glory. Causes of yellow spots on morning glory leaves 1. Disease infection The most common cause of yellow spots on morning glory leaves is disease infection, such as leaf spot, powdery mildew, etc. These diseases are caused by fungi, mainly spread through the air, and are in humid environments. It is more likely to happen in the environment.
2. Malnourished morning glory leaves with yellow spots may also be caused by malnutrition. Poor soil, improper fertilization or insufficient fertilization may lead to slow plant growth and yellow spots on leaves.
3. Insufficient light. Morning glory likes light. If it is in a dark environment for a long time, the leaves will also appear with yellow spots. This is because the plants cannot carry out adequate photosynthesis, resulting in insufficient nutrient supply.
4. Improper water management Improper water management is also one of the causes of yellow spots on morning glory leaves. Too much or too little watering will affect the growth of plants, which in turn will lead to yellow spots on the leaves. Prevention and control methods of yellow spots on morning glory leaves 1. Disease control After discovering that morning glory leaves have yellow spots, we must first check whether there are any pests and diseases. If so, spray them with fungicide in time, pay attention to ventilation, reduce humidity, and remove the disease in time., avoid the spread of disease.
2. Nutritional supplementation For the yellow spots caused by malnutrition, you can appropriately increase fertilization, use compound fertilizers or organic fertilizers, and reasonably fertilize according to soil fertility to ensure that morning glory receives sufficient nutrition.
3. Light adjustment Place the morning glory in a sunny place and ensure at least 4-6 hours of direct light every day. If the light is insufficient, the position can be adjusted appropriately or artificial light source can be used to supplement it.
4. Water management Reasonably control watering to keep the soil moist but not wet. When high temperatures in summer, the watering frequency can be appropriately increased; when low temperatures in winter, reduce the number of watering times.
5. Preventive measures During the maintenance process, pay attention to the following points to prevent yellow spots in morning glory leaves: (1) Choose soil with good drainage;(2) Regularly prune sick leaves to reduce the spread of diseases;(3) Avoid mixing with other plants. Cultivate, reduce the risk of pests and diseases.
There are many reasons for the yellow spots in morning glory leaves, but as long as corresponding prevention and control measures are taken based on the reasons, the problem can be effectively solved. I hope this article can provide help to flower friends and let the morning glory thrive and bloom beautifully.