The reason for the yellowing of egg flower leaves

Egg blossom is a small deciduous shrub of Apocynaceae, which has high ornamental value. As a kind of potted plant, it is very popular in our country, and egg flower is also a kind of traditional Chinese medicine, which has the effects of clearing heat and relieving summer heat, moistening lung and throat and so on. Therefore, there are still many people who raise egg flowers now, but the leaves of egg flowers often turn yellow in their growth. So what is the reason for the yellowing of egg flower leaves? Let's take a look at it with the editor.

1. Excessive fertilization

Although egg flower has a large demand for fertilizer, we should pay attention to controlling the amount of fertilizer when applying fertilizer. If the fertilization is too much or the concentration is too high, it is easy to lead to egg flower fertilizer damage, root burning and other bad phenomena. On the other hand, the nutrient absorption of egg flower was blocked, and the leaves were lack of nutrition, resulting in the phenomenon of yellow leaves. Therefore, if you apply too much fertilizer, you should pay attention to watering and diluting fertilizer in time. Or change the soil, and then pay attention to control the fertilization position to avoid burns caused by root contact with fertilizer.

2. Improper watering

Improper watering is also one of the main reasons for the yellowing of egg flower leaves. Too much watering will lead to stagnant water in the soil, affect the absorption of roots, and lead to rotting roots in egg flower leaves. As a result, the egg flower leaves are yellowing and wilting, but there can be no less water. if the leaves are not watered for a long time, then the leaves will be withered and yellowed. Therefore, when we are watering, we should take the soil dry and wet as the principle. According to the actual situation of the soil and egg flowers to control the amount of water, do not water blindly.

3. Lighting reasons

Egg blossoms like to grow in a sunny environment. The demand for light is also relatively large, in the environment with sufficient light, the growth ability of egg flower is stronger. The fragrance of the flower is also strong, but if it grows in a closed environment for a long time, it will affect the photosynthesis of egg flower. Reduce the accumulation of photosynthetic matter, and the leaves will gradually turn yellow due to lack of chlorophyll and so on. Therefore, we should pay attention to control the light, especially in the case of insufficient natural light in winter, pay attention to do a good job of artificial light supplement.

4. Pest control

When the egg flower leaves appear yellow, soft and so on. In addition to the above reasons, it may also be caused by diseases and insect pests. We need to see if the leaves have other symptoms or the presence of pests. If so, the cause should be identified in time, and then prevention and treatment should be carried out to prevent the spread of the disease. Spray insecticides regularly every month, and then pay attention to ventilation, humidity control, and symptomatic prevention after the occurrence of diseases and insect pests.

The above is a brief introduction to the reasons for the yellowing of egg flower leaves. That's all for today's introduction. This article is for reference only. I hope it can help you all.