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The first is to check whether the leaves have insect eyes, and if they are insect pests, they should be used in time. The second is that the roots of potted plants are easy to rot if you water more, so pay attention to the amount of watering.
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It is necessary to remove the dry leaves in time, and observe the soil, if the soil is too dry, it is necessary to water it in time, and if the soil is too wet, it is necessary to control the water in time, and in addition, it is necessary to move the tea tree bonsai to a place where strong light cannot be irradiated.
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The dry leaves are mainly due to poor ventilation and humidity, and the solution must also start from these two aspects.
1. The bottom of the pot should have drainage holes, which can not be blocked, and you can choose a tile basin with good air permeability.
2. You can move the potted plants to a moist environment, put some water tanks around them or sprinkle water on the surrounding ground frequently.
3. Regularly repot and change the soil and prune the root system.
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Use scissors to cut off the yellow branches and leaves, and after pruning, water them once and let them dry outside. Wait until the seedling stage is over, add some fertilizer.
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There are five possible scenarios for tea tree leaves to turn yellow and wilt.
The first is caused by pests and diseases, which need to be sprayed with targeted agents. The second is that there is too much watering, the roots are rotten, and you need to stop watering and put it in a ventilated place. Third, the soil is alkaline and needs to be changed regularly.
The fourth is nitrogen deficiency, which needs to be supplemented. The fifth is the normal phenomenon of leaf change, so there is no need to worry and no special measures need to be taken.
1. Caused by pests and diseases.
1) Specific causes: Affected by some pests and diseases, such as "red spiders", "leaf blight", etc., the leaves may turn yellow.
2) Solution: spray special and targeted agents for different diseases and insect pests, and pay attention to light, ventilation, etc.
2. Watering too much.
1) Specific reasons: The yellowing of leaves caused by watering mainly refers to too much watering, serious water accumulation, and root rot.
2) Solution: Suspend watering first, and then put it in a ventilated and cool place for a period of time. When you're almost recovered, resume watering slowly and don't accumulate water.
3. The soil is alkaline.
1) Specific reasons: Camellia likes acidic soil, and alkaline soil can easily cause the leaves to turn yellow.
2) Solution: Regularly change the potting soil for the plants in exchange for acidic soil, and the nutrients contained in it also need to be paid attention to.
4. Lack of nitrogen.
1) Specific reasons: When the plant is in a state of growth, if there is a lack of nitrogen, the leaves may turn yellow.
2) Solution: This element needs to be supplemented, such as soybean cake water. In addition, some ferrous sulfate or fertile leaf water-soluble fertilizer can also be added.
5. Normal phenomenon.
1) Specific reason: The leaves of camellia generally do not fall off in a short time, but there will also be a phenomenon of leaf change. At this stage, the yellowing of the leaves is a normal metabolic phenomenon.
2) Solution: In this case, there is no need to take any special measures, just normal maintenance.
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The yellowing of tea leaves may be caused by too acidic or alkaline soil.
Tea plants can be regularly replaced with soil so that they can live in suitable soil. Improper watering can also easily cause yellowing of leaves, and it can be properly watered when the soil is about to dry to ensure that the soil is moist. Improper fertilization can also easily lead to yellowing of tea leaves, and diluted Bika water-soluble fertilizer or well-rotted organic fertilizer can be applied every 1 month.
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Hello, the workaround has the following points:
1. Check the root system.
It is recommended to check the root system first to see if the root system is rotten, because if you water too much, camellia is also prone to root rot.
If the root system is seriously rotten, then only the depotting and trimming of the roots can be repotted.
If the root system is normal and there is a white fibrous root system, then just prune and moisturize and maintain it;
2. Prune. If the root system is normal, prune it quickly and prune all the branches that have fallen off their leaves and dead branches;
3. Moisturizing. After trimming, bag and moisturize, cover it with a plastic bag, and then make a few ventilation holes in the plastic bag to breathe, so that it will not be stuffy.
Because the temperature in the north is too high and dry, it is recommended to use a water tray to increase humidity;
4. Ventilation. It is necessary to pay attention to more ventilation, conditional exposure, and open more windows indoors for ventilation;
5. Adjust the pH.
Camellia likes a slightly acidic environment, so it is recommended to adjust the pH reasonably, generally using ferrous sulfate, but if you use too much, there will be more iron ions in the potting soil and cause compaction.
Now use Haihe Weihai water-soluble fertilizer, the effect is better, it is worth a try.
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Camellia leaves dry up because they are attacked by diseases and insects.
If it is found that the young branches of the camellia stop growing, the leaves are yellow, and the young branches are dead, it can be determined that the tea moth is damaging the camellia. After the larvae of the tea shoot moth eats people in summer, they can be bored all the way up to the top bud, causing the hollow of the young shoots to lose water and die. Although some branches do not die, they also stop growing, and the leaves wilt and turn yellow.
After the tea shoot moth eats the tender shoots, the tender shoots should be cut off and burned to kill the pests.
When the appearance of the young branches of the camellia shows brown patches and gradually expands, the water transport on the branches will be blocked, and the young branches and leaves will turn from green to yellow, and eventually dry up, and the infected branches will die, which is called camellia branch blight.
Once the camellia has this disease, the infected branch should be cut off in time and burned. Plants should be sprayed with sterilization agents, such as carbendazim, tobuzin, etc., together to strengthen the usual maintenance, can also apply Bika foliar fertilizer to enhance plant resistance, to avoid damage to the bacteria again.
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Answer: The tip of the camellia leaf is yellow and dry, which may be caused by soil compaction, and it needs to be cultivated in time. It may also be caused by a lack of light, and the camellia needs to be transferred to a ventilated and cool place for astigmatism. It may also be caused by overwatering, and the camellia needs to be transferred to a ventilated place for maintenance to speed up the evaporation of water.
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What's going on with the leaves of Fujian tea bonsai.
Answers. 1.The loss of leaves in Fujian tea bonsai is mostly caused by three situations.
2.First, the light is too strong, and the leaves are easy to dehydrate when exposed to strong light, which will fall off.
3.It should be reduced in summer to be shaded.
4.The second is the lack of moisture.
5.It is very water-loving, especially in summer.
6.It is necessary to water more, rather waterlogging than drying, otherwise the leaves will be dehydrated and fall, so water and sprinkle frequently.
7.The third is low-temperature frostbite.
8.It is not cold-tolerant, and the temperature in winter should be above 15 degrees, otherwise it is easy to cause frost damage, and the leaves will turn yellow and fall.
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