What if the leaves of Cymbidium turn yellow?
1. Put it in a cool and ventilated position
(1) specific reason: if the plant is in a place with particularly strong light for a long time, especially if the temperature is very high, then the leaves are easy to turn yellow after sunburn.
(2) solution: first keep it in a cool and ventilated position for a period of time, and after the plant has almost recovered, you can slowly see the light. Need scattered light, not too strong.
2. Scientific and rational watering
(1) specific reasons: if too much watering leads to rotten roots, or a large amount of water is left on the leaves, it is easy to make the leaves yellow.
(2) solution: do not pour too much water at one time, and do not continue after pouring thoroughly. In addition, do not splash water on the leaves, pay attention to ventilation to enhance evaporation.
3. Do not apply fertilizer frequently
The main results are as follows: (1) the specific reason: too much fertilizer and too high concentration are easy to cause fertilizer damage. In addition, uneven fertilizer, or water on the leaves, they may also turn yellow.
(2) solution: do not fertilize too frequently. The fertilizer should be spread evenly. Do not put fat and water on the leaves.
4. Put it in a warm place
(1) specific reason: in winter, when the temperature is very low, freezing injury occurs and the leaves may turn yellow.
(2) solution: in winter, move the plant indoors or other warm places for maintenance, not below zero.
5. Spraying chemicals
(1) specific reasons: when the environment is not suitable, the disease is easy to occur, and the leaves are easy to turn yellow.
(2) solution: dispose of the infected leaves, and then spray.
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What if the geranium leaves turn yellow?
There are five situations. The first environment has suddenly undergone great changes, which need to be managed normally and wait for it to adapt. If the second watering is too much, the water should be controlled immediately and put in a ventilated and dry place. The third exposure, need to move to a cool, ventilated place. Fourth, the air is dry and water can be sprayed properly. The fifth temperature is too high, you need to put it in a cool place, such as an air-conditioned room.
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What if the leaves of Prunus mume turn yellow?
There are five reasons. The first watering is not suitable, it is necessary to adjust the watering method. The second light is too little, especially in winter for about eight hours. Third, the drainage of the soil is too poor to withstand waterlogging, so it is necessary to change the soil. Fourth, fertilize too much or use raw fertilizer, suspend fertilization. Fifth, suffering from "leaf spot disease", deal with diseased leaves and spray.
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