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Speaking of geraniums, this is the story of a tourist journey to the West. It is true that the plants of the western region were later introduced to the country, but the geraniums are very beautiful and beautiful. But many friends also know that geraniums often appear yellow, and today we talk about how to make up for the leaves of geraniums.
Lack of moisture. Geranium water will rot slightly, some clippers are afraid of water, and hot days also allow the basin to dry, which will lead to capillary and dry water absorption capacity, affecting the geranium. At first, it was just the old leaves under the edges, and gradually the new leaves also got widowed, and there were more and more yellow.
In the summer water evaporates quickly, can not water, but do not let the geraniums dry out, pay attention to the change of pat's oil, keep it moist.
Rot. Too much water infection of geraniums, or pathogenic infections that lead to rotting roots, leaves are yellow and dead leaves. Usually, yellow leaves start from the old leaves below and gradually spread.
The possibility of phlegm can be saved in the summer, so as far as possible to avoid rotten roots.
Iron deficiency. Some flowers don't have in the spring, and they look good in the summer, but the new leaves will turn yellow or whiten. In the beginning, only the leaves are yellow, the leaves are still green, and the whole leaf turns yellow.
This is the high temperature caused by iron deficiency of yellow leaves. If it is not in time**, the whole geranium will die. When geranium is deficient in iron, ferrous sulfate can be watered in the leaves or roots, once a week, usually three times to improve.
However, pay attention to the concentration when using sulfate, it will not be too large.
High temperature. Geranium high-temperature yellow leaves are the most common, with normal symptoms and dry old leaves. The old leaves are very light, they will not be found, they will not be brown. At this time, I cut off the yellow leaves this time, don't rush anymore, it is watering and fertilizing, waiting for the weather to be cool.
New leaves. In the process of raising geraniums, the phenomenon of yellow leaves is more common, but the causes of yellow leaves are different, some are new yellow leaves are light yellow and have a green feeling. Since this condition is abundant, because of the rare nutrients of Pat oil, the basin does not change for a long time, and the soil begins to have knots, affecting the normal absorption of nutrients in the root system.
In addition, gray molds will appear on the leaves, gray molds, resulting in yellow sheepskin. It is also necessary to bring it to its destruction and spray bacteria to prevent **.
Conclusion: In the process of raising geranium, leaf dryness occurs as a relatively common phenomenon, and the cause of yellow leaves does not have the same cause. When plants show yellow leaf symptoms, they should be found in time so that the problem can be addressed in a targeted manner.
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There are many reasons for this, such as excessive temperature, excessive watering and pest and disease damage. Move to an environment below 30 degrees Celsius and spray some water mist every 2-3 days. Cut off some of the yellowed leaves and re-place them in the new soil where there is no standing water.
Then put it in a ventilated place and spray it with biocide every 7-10 days.
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The yellowing of the leaves is due to the lack of nitrogen, and more nitrogen fertilizer can be applied to promote the absorption of nutrients by plants, which is conducive to the growth and development of crops, and a certain amount of auxin can also be applied to help plant leaves grow better.
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Personally, I think that the yellow leaves should be cut off first, and then properly loosen the soil, water and fertilize it, don't water it too much, and bask in the sun
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You can add some nutrient solution so that you can provide enough nutrients to the plants to make them grow more lush.
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Some of the common causes of yellowing of geranium leaves are lack of sunlight, unhealthy temperatures, and possibly excessive fertilization. If the leaves of geraniums are yellow due to lack of sunlight, it is necessary to move the plants to a sunny place in time to maintain and increase light. If it is caused by unsuitable temperature, move to a cool place for maintenance if the temperature is too high, and move to a warm place indoors if the temperature is too low.
If it is caused by excessive fertilization, it should be repotted immediately and replanted with soil.
A common cause of yellowing of geranium leaves.
The yellowing of geranium leaves should be caused by improper maintenance, and there are different manifestations, the common manifestations are leaf yellowing and flower buds drying, and there is a yellow leaf symptom that the old leaves on the leaves have no obvious changes, the young leaves turn yellow, and the serious old leaves will also turn yellow and fall off. In general, some of the common causes of yellowing of geranium leaves are lack of sunlight, unsuitable temperature, and possibly excessive fertilization.
Lack of sunlight:If the environment where geraniums are maintained is not sunny enough, the internal leaves of the plant will turn yellow and fall off, and the old leaves will wither after the new branches and leaves germinate.
Temperature discomfort:If the temperature of the environment in which geraniums grow is too high, the roots will not be able to absorb iron, resulting in yellowing of the leaves, and too low a temperature will also cause the leaves to turn yellow.
Excessive fertilization:If you fertilize geraniums too much when you care for them, it will cause the root system to be burned, the root system will rot, and the leaves will turn yellow.
Geranium leaves are treated with yellowing.
1. If the leaves of geraniums are yellow due to lack of sunlight, it is necessary to move the plants to sunny ground in time to maintain and increase light.
2. If the geranium leaves are yellow due to temperature discomfort, move to a cool place for maintenance if the temperature is too high, and move to a warm place indoors if the temperature is too low.
3. If the leaves of geraniums are yellow due to excessive fertilization, they should be repotted immediately, part of the old soil should be removed, rinsed with water, replaced with plain soil without fertilization, and then planted.
Prevents yellowing of geranium leaves.
In order to prevent the yellowing of geranium leaves, in addition to daily proper watering, we should also pay close attention to the growth status of the plant and the situation of pests and diseases, and find and solve it in time, so that geraniums can grow better.
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1) Specific reasons: When the high temperature comes, some flower friends will suddenly move the plants indoors, or from full sunlight to semi-shaded places. These sudden changes in the environment can easily make the plants unable to adapt for a while, and the leaves will turn yellow.
2) Solution: There is no need to worry too much about this situation, the plant itself has an adaptation process. Just make sure that the conditions are right, and the plant will slowly recover.
1) Specific reasons: too many times or amounts of watering, the soil is too wet for a long time, and the root system will rot. Next, the young leaves will turn yellow, and there will be no obvious change in the old leaves.
2) Solution: Immediately control the water. And loosen the potting soil and put it in a ventilated and dry place to speed up the evaporation of water inside.
1) Specific reasons: After the exposure to the sun during the long filial piety bending period, the leaves turn yellow, which is called burning yellow.
2) Solution: Put the plant in a cool place immediately, and it will recover quickly.
1) Specific reasons: Plants have requirements for air humidity, and if the humidity is too low and the air is dry, the leaves will turn yellow.
2) Solution: You can spray or sprinkle some water appropriately, but don't spray too much on the leaves.
1) Specific reasons: the temperature is too high, so that the plant is hindered from absorbing iron, and yellow leaves appear.
2) Solution: It needs to be placed in a cooler place, such as an air-conditioned room.
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The first time you raise geraniums, you may have little experience, and the small leaves that have just grown, dull in color, are normal, and they can recover after a while. There is also a situation where the plant is growing very well, but the leaves near the potting soil start to yellow and fall off, which is the normal metabolism of the plant. Don't worry.
When the temperature changes, many flower friends will move geraniums, from the outdoor flower stand to move indoors, or from the south balcony to the north balcony, or from the sunny outdoor to the corridor, etc., in these cases, the maintenance environment suddenly changes, will cause the old leaves of geraniums to turn yellow, the flower buds to dry up. As long as the dead leaves are cut off in time, the plant will adapt to it after a while, and it will naturally recover.
In summer, the leaves turn yellow, which affects the normal growth of the root system. The main reason is that the environment is hot and stuffy, and the roots are unable to absorb nutrients from the soil, resulting in the yellowing of new leaves, and in severe cases, they appear dead spots and gradually scorch and fall off. This situation is not to be worried, the iron solution can be sprayed and watered appropriately, once a week, and basically recovered after 3 waterings.
In addition, with proper cooling and ventilation, the leaves will slowly recover.
Watering too often, or not watering for a long time, can cause the leaves of the plant to turn yellow. With less watering, the potting soil is dry, the geranium leaves turn yellow and fall off from the bottom to the top, and the petioles droop and wilt when severe; Watering a lot, the potting soil is wet, the old leaves have no obvious changes, the young leaves turn pale yellow, and the root system rots and the plant dies when it is serious.
Water in moderation, and if you water too much, place the pot on top of newspaper or peat to suck out the excess water. Or simply depot, dry the plant, and replant.
Pests and diseases are also an important cause of yellowing of geranium leaves. Geraniums are infected by fungi and viruses, which can cause a variety of leaf spots and gray molds, and the leaves lose their green and appear diseased spots. The same phenomenon occurs when it is infested with pests and diseases. It is necessary to actually spray pesticides for prevention and control.
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Both high temperatures and poor ventilation can cause geranium yellow leaves, the difference is that hot yellow leaves are usually new leaves yellow, while the lower leaves of poorly ventilated plants are yellow. In the current season, yellow leaves caused by poor ventilation are more common. Recommend that you can:
1. Improve the ventilation condition under the plant, 2. Thin the leaves to enhance the air permeability of the whole geranium. In addition, the yellow leaves are irreversible, so it is advisable to cut them off.
Add a little more, the dry and wet cycle is relatively slow in winter, pay attention to watering not too often, see dry and wet as well. It is particularly important that fertilizers should not be applied when the plants are not in good condition: fertilizer application when the growth is not vigorous enough is easy to cause fertilizer damage.
If the yellow leaf phenomenon disappears, geraniums return to normal growth, and then top dressing with phosphorus and potassium fertilizer.
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Thank you upstairs, the first few days I planted it was a rainy day, no sun, these days just began to dry, my balcony sun is not very violent, in short, the leaves are constantly turning yellow, the seedlings are getting smaller and smaller, I don't know if there is a problem with the root system.
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Hello friends: Geranium sex likes light sufficiently, but in the summer is not suitable for strong light exposure, watering should not be too much, "rather dry than wet", especially in summer to control fertilization, friends try to see a few days what is the effect?
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There are generally two reasons for the yellowing of geranium leaves: one is the yellowing of the leaves caused by sun exposure, and in severe cases, they will die. To control watering, if you water too much, the water cannot be discharged in time, which will also cause the yellowing of geranium leaves.
If there is no obvious change in the old leaves of geraniums, and the young leaves turn yellow, it is often caused by too much watering.
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1: Long-term excessive humidity will cause the plant to grow, the flower branch part to move upward, and the leaves to turn yellow and fall off.
2: Long-term water and fertilizer management should be strengthened. Apply thin liquid fertilizer 2-3 times a month, and increase phosphorus and potassium fertilizer after flower bud differentiation. The soil should always be kept moist and dry, and there should be no shortage of water and drought, otherwise the leaves will turn yellow and fall off, affecting the growth and ornamental value.
3: Sunshine: Geraniums like sufficient light, autumn and winter can grow well in full sunshine or half sunshine, flowering period can be enjoyed in a bright place indoors, but if the luminosity is not enough, it is easy to have yellowing of lower leaves and deciduous and falling flowers.
It's better to let it see more light. If it's too hot at noon, move inside. Yellow leaves can be subtracted.
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Because geraniums like dryness and dislike dampness, watering should not be too much, and it is necessary to see dry and wet. If the soil is wet, the stem is soft and tender, which is not conducive to the germination and opening of flower branches; Long-term excessive humidity will cause the plant to grow, the flower branch parts will move upward, and the leaves will turn yellow and fall off.
In addition, geraniums need plenty of sunlight during the growing season, so they need to be placed in a sunny place. Insufficient light, long stems and leaves, thin and soft peduncles, and poor inflorescence development; Flower buds in low light tend to bloom poorly and wilt early.
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Don't have too much water. Your perlite is too broken to breathe.
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The yellow leaves of geranium may be caused by temperature discomfort, so it should be moved to an environment with a temperature between 15 and 20. It may also be caused by excessive fertilization, at this time put the pot in a large pot and pour a lot of water into the pot to flush off the residual fertilizer. It may also be caused by too much light, so move it to a slightly sheltered environment, cut off the yellow leaves, and slowly maintain it.
1. Uncomfortable temperature
1. Reason: Zhongpei geraniums like a warmer growth environment and cannot grow normally in a too cold or too hot environment. If the temperature of the place where it is raised is not right, it will grow poorly and yellow leaves will appear.
2. Treatment method: It needs to be moved to an environment with a temperature between 15-20 for maintenance. The temperature should not be below 10 in the winter and above 30 in the summer.
2. Excessive fertilization
1. Reason: If the fertilizer is too frequent when raising it, the plant can not absorb the flower fertilizer applied to the soil, then the flower fertilizer will remain in the soil, burn the root system of the plant, and make it appear yellow leaves.
2. Treatment method: Prepare a large pot with Zhun Mengpei, put the pot into the big pot, and then water a lot of water into the pot to wash away the residual fertilizer in the soil. After that, put it in a ventilated place to dry, and then slowly maintain it.
3. Too much light
1. Reason: It is a light-loving plant and is suitable for growing in an environment with sufficient light. However, it is not resistant to strong light exposure. If it is left in the middle of the summer at noon without shade and exposed to direct sunlight, it may get sunburned and have yellow leaves.
2. Treatment: At this time, it should be moved to a slightly sheltered environment for maintenance. If there are severely yellowed leaves, they also need to be cut off. After a while, it will be able to grow new leaves.
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