Hello, the edges of the leaves of my white orchid are also burnt yellow, I don t know why.

The ornamental value of white orchids is relatively high, the flower color is white and elegant, and the branches are elegant and green, but if the white orchid leaves are yellowed due to improper maintenance, it will greatly reduce the ornamental value

White orchid potting soil is watered too much or too little, sometimes dry and sometimes wet, etc., the fleshy root system can not stand it, which will cause yellow leaves, etc. 2. The temperature is too high: the yellowing of the leaves of the white orchid has a lot to do with the temperature, and the yellowing of the leaves will also occur when the temperature is too high and stuffy.

3. Too little light: white orchids like the sun, if there is too little sunlight, it will also cause poor plant growth and yellowing of leaves. 4. Yellowing:

The yellowing of white orchids will also cause the leaves to turn yellow and fall off, and in severe cases, the plants will die. 5. Root rot: When root rot occurs in white orchids, when the root system rots and turns black, the leaves will also cause yellowing and falling off.

Solutions to the yellowing of white orchid leaves: 1. Watering should be appropriate, after the potting soil is dry, the amount of water should not be too much when watering at one time, and it cannot be watered for a long time due to drought. 2. The temperature should be kept stable, but not too high or too low, between 5 and 10 is the most suitable, the temperature rises, the environment is stuffy, pay attention to ventilation, and strengthen humidity management.

3. White orchids are suitable for planting in courtyards or home balconies, window sills and other places, which need sufficient sunlight, but can not be exposed, and the sun is fierce in summer. 4. White orchid potting soil should be slightly acidic soil, can not apply more alkaline inorganic fertilizer or water, yellowing disease should be timely with ferrous sulfate for foliar spraying, once a week, continuous spraying 3-4 times, or spraying once a week with alum fertilizer water, continuous spraying, control the disease. 5. Root rot is mainly caused by too much water, usually wait until the surface of the potting soil is white before watering, and often loosen the soil.

When the rainy season is too bad or there is too much rain, it is advisable to move under the eaves or indoors to take shelter from the rain; When potting, more broken tiles should be added to the bottom of the pot to make the drainage smooth, and the pot should be put up with bricks to speed up the speed of water flow. Yellow leaves of white orchids are a very common problem, and the most important thing is caused by unreasonable maintenance, so if you want to have a pot of white orchids with white and elegant flowers and verdant green branches to beautify your flowers, you have to work hard to maintain them.

What causes the scorched edges of orchid flowers? How can it be prevented?

Causes and solutions for yellowing of white orchid leaves:

1. Environment. 1. Good ventilation is required, otherwise it is easy to cause red spider damage, and the leaves of the affected plants will turn yellow and fall off.

2. In addition to spraying pesticides and killing insects, the pot should be moved to a cool place, watered sparingly, and new leaves can be reborn soon.

2. Soil. 1. If the soil is alkaline, or the irrigation water is also alkaline, it is easy to cause yellowing of the leaves of the white orchid and the yellowing of the root system to turn black and rot. 2. Spray the foliar surface with the available ferrous sulfate aqueous solution, every 5-7 days. It can also be often applied with about ferrous sulfate aqueous solution to prevent and control.

3. Pests and diseases.

1. Spider mites and scale insects will make the leaves of white orchids turn yellow and suck the sap, causing the plant to die, and its secretions will induce soot disease.

2. Once the scale insect is found, it can be scraped off with bamboo chips.

Put some nitrogen fertilizer, not too much, and don't get too much water.

What to do if the leaves of an orchid are yellow and dry? Pay attention to these 3 points, and the leaves will never turn yellow in the future!

1. Infection with diseases.

Cause: The yellowing of the leaves of the white orchid may be affected by diseases, such as yellowing and root rot. During normal maintenance, if the maintenance is not done properly and the environment is not suitable, it will breed diseases and pests and cause yellowing of leaves.

Solution: White orchids should usually focus on prevention, it is best to prevent the appearance of diseases, remove the leaves after the occurrence to prevent infection of healthy leaves, and then spray with medicine**.

2. Uncomfortable temperature.

Reason: The temperature in the growing environment is too high or too low will cause the leaves to turn yellow, solution: you need to keep the temperature within the appropriate range, avoid stuffiness in summer, strengthen ventilation, and keep it indoors in winter.

3. Lack of sunlight.

Reason: White orchids are very light-loving, and if there is less light and lack of sunlight during maintenance, it will cause yellow leaves.

Solution: Keep it in a well-lit location during the growth period, and keep it on the balcony, windowsill, etc., indoors, keep the light illuminated, and avoid strong light in summer.

4. Improper watering.

Reason: White orchids can't tolerate moisture, and they can't grow in a state of drought and lack of water, and watering too little or too much will cause the leaves to turn yellow.

Solution: Water according to the growth, keep the potting soil moist, control the amount of water, and not accumulate too much water.

Look for red dots on the leaves, if any, red spiders. If not, consider whether it is watered too much.