Double happiness vine, also known as happy tree vine, is a common ornamental plant widely planted for its beautiful leaves and vines. Many plant enthusiasts find that the leaves of double happiness vine suddenly turn yellow during the maintenance process, which not only affects its ornamental value but also causes trouble in maintenance. Why do the leaves of double happiness vine turn yellow? This article will uncover this mystery and provide corresponding control methods.
Soil issues1. Soil too dry or wet: Double happiness vine has high requirements for soil moisture, but both excessive dryness and wetness can cause the leaves to turn yellow. When the soil is too dry, the plant roots cannot absorb enough water, leading to leaf dehydration and yellowing; when the soil is too wet, the roots are prone to rot, which can also cause the leaves to turn yellow.
2. Soil acidity or alkalinity too strong: Double happiness vine is suitable for growing in slightly acidic to neutral soil. Soil that is too acidic or alkaline will affect its growth and cause the leaves to turn yellow.
Water management1. Improper watering: Too much or too little watering can cause the leaves to turn yellow. Excessive watering can lead to root hypoxia and cause the leaves to turn yellow; insufficient watering will make the plant lack water, and the leaves will also turn yellow.
2. Improper watering time: It is best to water in the morning or evening to avoid watering in the hot sun to prevent rapid evaporation of water, which can cause the leaves to turn yellow.
Lighting problems1. Insufficient light: Double happiness vine requires ample sunlight. If it is kept in a dark environment for a long time, it can cause the leaves to turn yellow.
2. Excessive light: Intense direct sunlight can also cause the leaves to turn yellow, especially in summer, proper shading is necessary.
Pests and diseases1. Leaf spot disease: Leaf spot disease is one of the common diseases of double happiness vine, manifested by spots appearing on the leaves and gradually expanding, which can cause the leaves to turn yellow and fall off in severe cases.
2. Vine leaf beetle: Vine leaf beetle is a pest that eats the leaves of double happiness vine, causing the leaves to turn yellow.
Control methods1. Adjust the soil appropriately: Choose the right soil according to the growth habits of double happiness vine and maintain the soil slightly acidic to neutral.
2. Water reasonably: Water appropriately based on soil moisture, avoiding too much or too little.
3. Provide proper shading: During high temperatures in summer, provide appropriate shading to avoid intense direct sunlight.
4. Control pests and diseases in a timely manner: When pests and diseases are found, take measures in time, such as spraying pesticides, pruning diseased and weak branches, etc.
The reasons for the yellowing of double happiness vine leaves are varied, including soil, water, light, pests, and diseases. Understanding these reasons and taking corresponding control measures can help maintain the healthy growth of double happiness vine. It is hoped that this article can provide some help to the majority of plant enthusiasts.