Evergreen leaves yellowing how to do, 9 treatment methods

What if the evergreen leaves turn yellow? 1. Cut off the yellowing leaves

There is no need to worry about the yellowing of the normal aging leaves of evergreen, just say that these yellow and dry leaves are cut off immediately, and the yellow leaves, residual leaves and some old leaves in the lower part of the plant should be trimmed in time.

2. Avoid stagnant water in flowerpots and control the dryness of changing pots.

If it is the stagnant water in the flowerpot that causes the evergreen leaves to turn yellow, then usually pour the right amount of water, so that the basin soil is not dry, it is better to be dry than too wet. In addition to keeping the basin soil moist in summer, watering in spring and autumn should not be too frequent. But must keep the air moist, such as dry air is also prone to evergreen leaves yellowing and other adverse phenomena.

3. Watering in time

If it is a long-term lack that causes the evergreen leaves to turn yellow, we need to water the evergreen leaves in time, soak the basin thoroughly, and then ensure that the daily maintenance is watered every 2 days, so that some of the yellow leaves fall after a period of maintenance. part of the yellow leaves will change from yellow to green.

Move the evergreen to the shade for maintenance as soon as possible, and water it appropriately. The evergreen should be shaded more than 60% in spring, summer and autumn and 40% in winter.

4. Give enough sunlight

If it is the lack of sunlight that causes the evergreen leaves to turn yellow, you need to gradually move the evergreen to a sunny place, first to receive scattered light, and then to keep the light for about 3 hours a day. After doing so, the evergreen leaves will slowly turn green.

5. Ensure indoor ventilation

If the indoor ventilation is not smooth, then the ten thousand green will be moved to a place with good ventilation and cooling, reasonable fertilization and strengthen the construction of branches and leaves, to ensure that the basin soil can not be overheated, the green leaves will gradually restore.

6. Control the temperature in winter to avoid frostbite

If the winter temperature is too low, then evergreen winter dormancy should be moved to the greenhouse, placed in the sunny place, the temperature is kept above 10 ℃, the following year can re-germinate new leaves.

7. Replenish adequate nutrition

If the leaf yellow is caused by lack of nutrition, it is necessary to immediately irrigate a large amount of water, dilute the fertilizer concentration, and stop fertilization for a period of time. Daily fertilization only needs to be applied once every 10 minutes and 15 days in the evergreen growing season, and should be stopped in winter.

8. Scrub the leaves regularly

If the leaves are too dirty, then every once in a while, you should pay attention to wipe the evergreen leaves with a clean wet rag to keep them clean.

9. if diseases and insect pests are found, deal with them immediately

Pests lead to evergreen leaves yellow, then need technical treatment, generally use bamboo and other things to scrape off the insect body, if in the insect incubation period, you can use 40% dimethoate EC 1000 times (or 40% omethoate EC 1000 times) spray, can also spray 1000 times of imidathion EC to kill.

What to do about the yellowing of evergreen leaves? causes and solutions of yellowing of evergreen leaves

People like the green of evergreen, which brings the feeling of spring to the whole family. What should I do when I encounter yellowing leaves when raising evergreen? Next, let's talk about the causes and solutions of the yellowing of evergreen leaves.

The reasons for the yellowing of evergreen leaves: 1. Normal aging

If properly maintained, evergreen leaves yellowing is a normal metabolism, with the growth of the plant, the lower leaves begin to age and yellowing.

Solution: there is no need to worry about the yellowing of the normal aging leaves of evergreen, but the lower yellow leaves, residual leaves and some old leaves should be pruned in time.

The reason for the yellowing of evergreen leaves: 2. Overwatering

Evergreen is the fleshy root system, most afraid of stagnant water, therefore, can not be watered, otherwise it is easy to cause rotten roots, resulting in evergreen leaves yellowing.

Solution: usually pour the right amount of water, to achieve that the basin soil is not dry, it is better to be dry than too wet. In addition to keeping the basin soil moist in summer, watering in spring and autumn should not be too frequent. However, the air must be kept moist, such as dry air is also prone to yellow evergreen leaves and other adverse phenomena.

The reason for the yellowing of evergreen leaves: 3. The sun is too strong

Evergreen happy semi-shady environment, avoid summer strong light, strong light is easy to cause evergreen leaves scorched edge or even withered yellow, the light is too strong easy to be burned by the sun, the light is too weak not easy to blossom and bear fruit, affecting the ornamental effect.

Solution: evergreen in spring, summer and autumn should be shaded by more than 60% and 40% in winter.

The reason for the yellowing of evergreen leaves: 4. The temperature is too low.

The suitable growth temperature is 15-18 ℃, and the lowest temperature should not be lower than 5 ℃, otherwise it is easy to freeze and cause leaves to yellowing.

Solution: evergreen winter dormancy should be moved to the greenhouse, placed in the sunny place, the temperature is kept above 10 ℃, the following year can re-germinate new leaves.

The reasons for the yellowing of evergreen leaves: 5. Excessive fertilization

Excessive fertilization is another common cause of yellowing of evergreen leaves, mainly caused by fertilizer damage, damage to the root system of evergreen and so on.

Solution: in the growing season, liquid fertilizer is applied every 10-15 years, and fertilization should be stopped in winter.

Causes of yellowing of evergreen leaves: 6. Infection of insect diseases

Brown soft scale pests can also cause evergreen leaves to yellow. when brown soft scale harms evergreen leaves, they generally cluster on the leaves or tender leaves, sucking plant sap and excreting mucus at the same time. Its excretion is easy to cause a large number of coal fouling bacteria to multiply, blackening stems and leaves, affecting plant photosynthesis, resulting in weak growth potential, leaves yellowing, hindering viewing.

Solution: few damaged plants, or a small number of insects, generally use bamboo and other things to scrape off the insect body. During the incubation period, 40% dimethoate EC 1000 times (or 40% omethoate EC 1000 times) can be sprayed, and 1000 times of imidophos EC can be sprayed.

The reason for the yellowing of evergreen leaves: 7. The leaves are too dirty

Evergreen usually should pay attention to keep the leaves clean and tidy, if the accumulation of too much dust on the leaves affects photosynthesis, it will also cause evergreen leaves to turn yellow.

Solution: every once in a while, we should pay attention to wiping the leaves with a clean wet rag to keep the leaves clean.

The cause of the yellowing of evergreen leaves what to do

People like the green of evergreen, which brings the feeling of spring to the whole family. But the evergreen with yellowing leaves is not only unattractive, but also affects the mood of the family. Why do evergreen leaves turn yellow? There is nothing many people can do about it. Next, for the evergreen leaves yellowing to tell you some of the reasons for yellowing and treatment methods, I hope you can pay attention to the later breeding.

In fact, the yellowing of evergreen leaves is a very easy phenomenon in the breeding process, and we don't have to worry about it. There are many reasons for the yellowing of evergreen leaves, just a little attention, some simple treatment can let you have no worries.

Evergreen, like people, undergoes normal aging through metabolism. Sometimes the yellowing of evergreen leaves is the result of normal aging. In the face of aging, do not have to worry too much, just need to trim some yellow leaves, residual leaves and aging parts to maintain the normal growth of evergreen. Evergreen is a fleshy root plant and doesn't like too much water. Some people care too much about the flowers and plants at home and think that giving plants enough water is the best care for them, but they do not realize that too much water will make the roots of evergreen rot and cause the leaves of evergreen to turn yellow. For evergreen, the right amount of water can make it live well. Of course, in the dry and hot summer environment, evergreen will also have the phenomenon of yellowing leaves, so it is necessary to keep the basin soil moist.

Evergreen is a shade-loving plant, strong light in summer will cause evergreen leaves scorched edge or even withered yellow, burn leaves, will affect the ornamental effect. Try to shade the sun in spring, summer and autumn. The growth temperature of evergreen should not be lower than 5 degrees, otherwise it will be prone to frostbite and cause the leaves of evergreen to turn yellow. In winter, evergreen should be moved into the greenhouse and placed in the morning sun to keep its temperature above 10 degrees. In this way, new leaves can grow again the next year.

Another common reason for the yellowing of evergreen leaves is too much fertilization. many people mistakenly think that giving more nutrition can make it thrive, but too much nutrition can not be absorbed at all, but damage the root system of evergreen. Evergreens should not be fertilized when they enter the dormant period in winter, while they can be fertilized once a month to once a month in other seasons. Pests are the natural enemies of every plant, pests will cause bacteria to multiply on the leaves, make the leaves black, affect the photosynthesis of plants, and cause the leaves to turn yellow. For a small number of pests, scrape off with bamboo, and when there are more pests, you can spray an appropriate amount of pesticides to resist pests. Evergreen should keep the leaves clean and tidy, long-term dust accumulation will affect plant photosynthesis, resulting in evergreen leaves yellowing, so it is very necessary to wipe the leaves frequently.

The reason why evergreen is so popular is that it can stay green for a long time, and the yellowing leaves greatly affect the ornamental effect, which is what everyone who breeds evergreen does not want to see. There are roughly several reasons why evergreen leaves turn yellow. As long as you take care of evergreen leaves in accordance with the methods mentioned above, you will no longer worry about the phenomenon of evergreen leaves turning yellow.