Solutions to the causes of slightly yellowing of Huilan leaves, Huilan is a traditional ornamental flower in our country, and is deeply loved by most flower lovers. During the maintenance process, many flower lovers will encounter a problem: Huilan leaves are slightly yellowing, which not only affects the ornamental value, but may also pose a threat to the health of the plant. This article will provide you with a detailed analysis of the reasons and solutions for the slight yellowing of Huilan leaves, and help you deal with this problem easily. Reasons why Whelan leaves turn slightly yellow 1. Improper water management Water is an important condition for plant growth. Too much or too little water will cause Whelan leaves to turn yellow. Too much watering will cause the roots to lack oxygen and cause root rot; Too little watering will cause the leaves to lack water, resulting in yellowing.
2. There is insufficient light in Huilan prefers a semi-cloudy environment. If it is in the dark for a long time, it will lead to insufficient photosynthesis of the leaves, which will lead to yellowing.
3. Soil problems Soil acidity, alkali or poor permeability will affect the growth of Whilan. Overacidity of the soil will damage the root system and cause yellowing of the leaves; excessive alkali of the soil will destroy the absorption function of the root system and also cause yellowing of the leaves.
4. Pests and diseases Huilan are susceptible to diseases and insect pests, such as leaf spot disease, aphids, etc. These diseases and insect pests can cause yellowing and wilting of leaves, and in severe cases, even cause plant death.
5. Improper fertilization. Too much or too little fertilization will affect the growth of Whilan. Too much fertilization will cause the plants to grow and the leaves to turn yellow; too little fertilization will cause the plants to be malnourished and the leaves to turn yellow. Solution 1. Adjust water management According to the growth habits of Whelan, reasonably control the watering frequency. In summer, it is high and humid, so the number of watering can be increased appropriately; in winter, it is low and humid, so the watering frequency should be reduced. Pay attention to watering the roots thoroughly when watering. Avoid water accumulation.
2. Optimize the lighting conditions and place Huilan in a semi-cloudy environment to avoid direct sunlight for a long time. If the indoor lighting is insufficient, artificial light sources can be appropriately increased.
3. Improve the soil Select soil with good air permeability and strong drainage, and replace the soil regularly to keep the soil fertile. For excessively acidic or alkaline soil, lime or ferrous sulfate can be used to improve it.
4. Regularly inspect plants to prevent and control pests and diseases, and treat pests and diseases in a timely manner. Pesticides or biological control methods, such as insect catching lights, insect trapping boards, etc., can be used.
5. Reasonable fertilization According to the growth stage and needs of Huilan, reasonable fertilization should be carried out. Spring and autumn are periods of vigorous growth, and appropriate amounts of nitrogen fertilizer can be increased; summer and winter grow slowly, so the frequency of fertilization should be reduced.
There are many reasons why Huilan leaves turn slightly yellow. Flower friends should pay attention to moisture, light, soil, pests and diseases, fertilization, etc. during the maintenance process. By adjusting the maintenance methods, Huilan can restore healthy growth. I hope this article will help you.