Reasons why rhododendron leaves are wilted. Conservation strategies after rhododendron leaves are wilted. Because of its unique color and beautiful posture, rhododendron leaves have always been a favorite ornamental plant. During the daily maintenance process, we often encounter rhododendron leaves wilted. The phenomenon has undoubtedly caused trouble for flower lovers. This article will analyze the reasons why rhododendron leaves are wilted and provide corresponding maintenance strategies to help you solve this problem. Reasons why rhododendron leaves are wilting 1. Improper watering watering is the basis for maintaining plants, but improper watering is also one of the main reasons for the wilting of rhododendron leaves. Too much or too little water will cause the rhododendron leaves to wither. Phenomenon, too much watering will lead to hypoxia in the roots, while too little watering will dry the soil and the roots will not be able to absorb enough water.
2. With insufficient light, rhododendrons prefer semi-shaded environments. Being in an environment with insufficient light for a long time will cause their leaves to turn yellow and wilting. During the maintenance process, it is necessary to ensure that rhododendrons can receive appropriate amount of scattered light.
3. Soil problems The soil is too hardened, poor drainage or too acidic, which will affect the growth of rhododendrons and cause its leaves to wilting. It is crucial to choose the right soil and improve the soil environment.
4. Insects and diseases Insects and diseases are also one of the reasons that cause rhododendron leaves to wither. Common pests include aphids, red spiders, etc., and diseases include powdery mildew, leaf spot, etc. When pests and diseases are discovered, measures must be taken in a timely manner. Handle it. Tips for maintaining rhododendron leaves after wilting 1. Control watering For wilting leaves caused by improper watering, first stop watering. After the soil is dry, water should be watered appropriately. When watering, avoid splashing water on the leaves., so as not to cause disease.
2. Increase the light to move the rhododendrons to places with sufficient light, but avoid direct sunlight. If the indoor light is insufficient, artificial light sources can be used to supplement it.
3. Improve the soil and select acidic soil suitable for rhododendrons, and regularly loosen the soil and fertilize it to ensure the breathability and fertility of the soil. Pay attention to the construction of drainage systems to prevent water accumulation in the soil.
4. Regularly inspect rhododendrons to prevent and control pests and diseases. When pests and diseases are discovered, timely measures must be taken to deal with them. Pesticides or biological control methods can be used, such as releasing natural enemies and using biopesticides.
5. Appropriate pruning and pruning off sick and withered leaves can reduce nutrient consumption and promote plant growth.
Wilting of rhododendron leaves is a common problem during the maintenance process. Understanding the causes and taking corresponding measures can effectively solve this problem. During the maintenance process, attention should be paid to the prevention and control of watering, light, soil and pests and diseases to provide rhododendrons. Provide a good growing environment.
References: [1]"Flower Maintenance Manual", China Agricultural Press, 2015.
[2]"Prevention and Control Technology of Garden Plant Pests", China Forestry Press, 2016.