White orchid leaves black fall how to do, light too strong pest control

The white orchid needs to give it plenty of sunshine when it grows, and it is easy to make the leaves black and fall under the high temperature in summer. at this time, it needs shade and sunscreen and provides a lot of water, and the soil hardening and soil discomfort need to change its new basin soil conservation immediately. water and fertilizer should be properly controlled to control the amount of watering and fertilizer, and when suffering from diseases and insect pests, it is also necessary to cut off the branches and spray corresponding medicament to prevent and cure them.

The solution to the blackening and falling of white orchid leaves 1. Shading and sunscreen

Although white orchids like to grow in the sun, but usually in the process of maintenance, do not be exposed in the summer sun, otherwise the soil will be very difficult to provide water to the leaves in time, so that its plant burns leaves black fall, then it needs to be moved to a cool place, and need to provide a large amount of water conservation.

2. Change the basin soil

If the growing soil of the white orchid is hardened, or when the soil is inappropriate, it can not provide it with water and nutrients in time, then its leaves are also easy to blacken and fall, so it is necessary to replace the new potted soil immediately, and the mixture of rotten leaf soil and river sand can be used as the matrix to make the white orchid grow better.

3. Control water and fertilizer

If the water and fertilizer of the white orchid is inappropriate, its leaves are also easy to blacken and fall, and may even lead to its withering and death, so what if the white orchid leaves black and fall? In order to control the amount of water and stop applying fertilizer to it, if the water and fertilizer is serious, then the rotten roots need to be cut off in time, and the basin soil needs to be changed for careful maintenance.

4. Disease and pest control

Whenever the white orchid suffers from diseases and insect pests such as anthrax, it will also affect the normal growth of the plant, so that its leaves will continue to blacken and fall, and finally the whole plant will die. At this time, it is necessary to immediately cut off the diseased branches and improve its ventilated growth environment. Spray corresponding pest control.