Why do orchid leaves turn black and dry?
Below is an introduction for netizens on the minor green plant maintenance experience of why orchid leaves turn black and dry, with specific details as follows:
Why do orchid leaves turn black and dry?
There are usually three reasons for orchid leaves turning black and drying. The first is natural aging. After a certain period of growth, such a situation will occur, where old leaves will wither and turn yellow, which is a normal aging phenomenon. The second is infection with leaf blight. It is necessary to clean the diseased leaves as soon as possible and spray fungicides to prevent infection of healthy leaves. The third is stem rot. Stem rot is usually caused by excessive watering and poor ventilation. It is necessary to change the maintenance environment to prevent the disease from worsening.
That is all for the content on why orchid leaves turn black and dry, hoping it is helpful for green plant enthusiasts!