When it comes to fortune tree, everyone must be familiar with it. Many people like to put fortune tree at home to borrow money and treasure, and the effect of absorbing formaldehyde by fortune tree is also very good. But many people reflect that after a period of time, fortune tree is easy to grow white spots. What's the matter?
Cut off the diseased leaves and branches
How to solve the long leaf spot of the fortune tree? Of course, we should first cut off the diseased leaves and branches to avoid further infection. The scissors built should be disinfected before use to avoid secondary infection. If severe disease spots have been induced, carbendazim can't be used, and the effect is not great. After cleaning the diseased leaves, spray with chlorothalonil or bacteriophage, or use it in combination with methyltobuzin, and the effect of alternative use is better.
Enhanced ventilation
It is possible that the leaves of rich trees have spots because of the dry and poor ventilation in the room. Strengthen ventilation, flowers also need to breathe, and it is aerobic breathing, plants also have the role of breathing. Roots and leaves breathe. Therefore, air circulation should be strengthened. Then cut off the leaves of the rich tree suffering from leaf spot disease and throw them into the garbage can
Medication
In the early stage of the disease, spray 65% Aike fungicide wettable powder or 50% thiophanate methyl & bull; sulfur suspension 800 times, 30% basic copper sulfate suspension 400 times, 75% dakinin wettable powder 700 times, etc. Once every 7-10 days.
Correct watering
Rich trees may also be watered too much, rich trees watering, we must pay attention to control watering. Generally, potted plants are placed indoors, the water evaporation is slow, and the air is not very dry. When watering, we must first look at the dry and wet conditions of the soil. Basically, it can be watered once a week or so in summer, once a half month in spring and autumn, and once a month or two in winter without watering. It's better to dry than wet.