Analysis of the causes of falling leaves and maintenance suggestions. Daphne, an evergreen shrub, is deeply loved by people because of its unique aroma and beautiful posture. During the maintenance process, Daphne often has the problem of falling leaves, which not only affects its ornamental value, but also brings trouble to the conservators. This article will analyze the causes of Daphne with falling leaves and provide corresponding maintenance suggestions. Analysis of the reasons for leaf loss 1. Improper water management Daphne is sensitive to the demand for water. Too much or too little water may lead to leaf loss. Too much watering will make the roots lack of oxygen and lead to root rot; too little watering will make the leaves lack of water, which will lead to leaf loss.
2. If there is insufficient light, Daphne likes light. Long-term exposure to a dark environment will cause the leaves to yellowing and fall off. During the maintenance process, it is necessary to ensure that Daphne can receive sufficient light.
3. Soil problems The soil has poor drainage, is too sticky or is too acidic, which may cause daphne to lose leaves. Suitable soil should have good drainage and air permeability, with a pH value between 5.5 and 6.5.
4. Infestation by diseases and insect pests, Daphne is susceptible to diseases and insect pests, such as aphids, red spiders, etc. Pest and insect pests can cause the leaves to yellowing and fall off, and in severe cases, even the death of the entire plant.
5. Daphne is sensitive to temperature when the temperature is inappropriate. High or low temperatures will cause leaves to fall off. The appropriate growth temperature is 15-25℃. Conservation suggestions 1. Reasonable water management and watering is the key to preventing Daphne from falling off leaves. According to the dryness and dryness of the soil, watering should be done at the right time to avoid too much or too little. In the high temperature season in summer, the watering frequency can be appropriately increased; in the low temperature season in winter, reduce the number of watering.
2. Light management Place daphne in a sunny place, such as a balcony, courtyard, etc. If it is maintained indoors, it can be regularly moved to a well-lit place to receive light.
3. Soil management Select soil with good drainage and strong air permeability, such as legular soil, perlite, etc., regularly check the soil pH value, and carry out soil improvement if necessary.
4. Regularly inspect Daphne for pest and disease control, and treat pests and diseases found in a timely manner. Insecticides, fungicides, etc. can be used for prevention and control.
5. Temperature management Maintain appropriate growth temperatures and avoid high or low temperatures. During low temperatures in winter, insulation measures can be taken, such as covering plastic films.
The falling leaves of Daphne odora not only affects its ornamental value, but also brings trouble to the conservators. By analyzing the reasons for the falling leaves and taking corresponding maintenance measures, the problem of falling leaves of Daphne odora odora can be effectively avoided. I hope this article can provide a useful reference for the majority of Daphne daphne lovers.