Causes of yellowing of Longtuzhu leaves. Prevention and control methods of yellowing of Longtuzhu leaves. Longtuzhu, scientific name "Golden Pueraria", is a common indoor leaf-viewing plant. It is loved by many flower friends for its unique leaves and climbing habits. Recently, many flower friends have reported that their Longtuzhu leaves have become yellowing, which makes them very worried. This article will provide you with a detailed analysis of the reasons for yellowing of Longtuzhu leaves and provide corresponding prevention and control methods. Reasons why the leaves of Longtuzhu become yellow 1. Insufficient light Longtuzhu likes to scatter light. If it is placed in the dark for a long time, the leaves will turn yellow due to insufficient photosynthesis.
2. Improper watering. Too much or too little will cause the leaves of Longtuzhu to turn yellow. Too much watering will cause the roots to rot. If too little watering will cause the leaves to lose water and become yellow.
3. Soil problems Poor soil drainage or too tight will affect the root respiration of Longtuzhu and cause yellowing of the leaves.
4. Pest and insect pests such as red spiders and scale insects will damage the leaves of Longtuzhu, causing the leaves to turn yellow.
5. Lack of nutrients for a long time without fertilization or improper fertilization will cause Longtuzhu to lack necessary nutrients and cause yellowing of the leaves. Prevention and control methods of yellowing of Longtuzhu leaves 1. Place Longtuzhu in a place with sufficient scattered light with appropriate amount of light to avoid direct sunlight.
2. Water the right amount to keep the soil slightly moist, avoid stagnant water, and water it at the right time according to the weather and plant growth.
3. Improve the soil Select soil with good drainage, loosen the soil regularly, and promote root respiration.
4. Inspect pests and diseases Regularly inspect plants, treat pests and diseases found in a timely manner, and use pesticides to control them.
5. Reasonable fertilization According to the growth stage and needs of the plant, select appropriate fertilizers for fertilization, such as nitrogen fertilizer, phosphate fertilizer, potassium fertilizer, etc.
There are many reasons for the yellowing of Longtuzhu leaves, but as long as the correct reasons and prevention methods are mastered, this problem can be effectively solved. During daily maintenance, flower friends should pay attention to the growing environment of the plants and maintain good lighting, watering and soil conditions, regularly check pests and diseases, and reasonably apply fertilizer to allow Longtuzhu to grow healthily and bloom beautiful green leaves.
References: [1]"Practical Manual of Family Flower Raising", author: Zhang Lifang, Press: China Agricultural Press, Publication Date: 2015.
[2]"Manual for the Maintenance of Indoor Leaf Observation Plants", author: Wang Lihua, Press: Chemical Industry Press, Published: 2016.
[3]"Manual for the Prevention and Control of Common Flower Pests and Pests", author: Li Ming, Press: China Agricultural Press, Publication Date: 2017.