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There are many reasons for jasmine leaf wilting, the yellowing in winter is mainly caused by insufficient light, especially the excessive moisture of the potting soil, and the high temperature in summer may be caused by insufficient nutrients or diseases. Here's how to raise jasmine well for your reference.
How to make jasmine grow strong, flowery, floral:
1 Jasmine is one of the typical strong positive flowers, which grows vigorously in the hot summer season and needs more sunlight. There is a saying that "jasmine can't die". If there is not enough light, the leaves will become larger and thinner, the leaf color will become pale green, the flowers will be few and the aroma will be poor.
2. Fertilization: Jasmine should be fertilized with water and fertilizer in the vigorous growth season, which can promote its vigorous growth, many flowers and floral fragrance. "Clear orchid, turbid jasmine" shows the degree of jasmine like fat.
3. Watering: In addition to the growing season, water should be given to the whole season, and the water should be properly controlled in the rest of the season, so as not to make the potting soil too wet.
4. Soil: Jasmine prefers to be cultivated in acidic soil, which can be purchased directly from the flower store. Self-prepared culture soil, 4 parts of garden soil and compost, 2 parts of mountain yellow sand, and 1 part of plant ash. The potting time should be in April and May, not too early.
5. Heat preservation and windproof: Jasmine is afraid of cold, put it in a sunny place before frost falls, the room temperature should not be lower than 8 degrees, and when the temperature is too low, it can be covered with plastic bags to prevent wind and freeze. In spring, it is advisable to prevent cold winds, and special attention should be paid to avoid blowing northwest winds.
It should not be too early to get out of the room, and it should be around the Qingming after the frost.
6 Jasmine is very prone to pale leaf color, yellowing, and a large amount of leaf loss, which affects flowering, and even dies in severe cases. The main reasons are:
a Keep it indoors for a long time, with no or little sunlight;
b. The potting soil is too wet for a long time, with poor permeability and lack of oxygen, resulting in root rot;
c. Failure to replace potting soil in time, failure to apply sufficient fertilizer in time, and insufficient soil fertility;
d The soil is alkaline.
The solution is to change the soil frequently, apply fertilizer frequently, and fully accept the sun. If the watering water quality is alkaline, it can be regularly applied with about 2/1000 ferrous sulfate in the growing season to change the pH of the soil and keep it in the slightly acidic range.
7 Other things to look out for:
A After each flower, the residual flowers should be removed in time, and the long branches should be properly trimmed. Fertilizer should also be applied once; b When buying jasmine, try to buy young plants, jasmine blooms on new branches. Old trees that have formed stumps should be bought with caution, because old stumps often bloom less, and they are often plants eliminated by flower farmers after the peak of flowering;
c After leaving the house in spring, it is necessary to change the soil in time, remove the old leaves of the next year, prune the long branches (about 10 cm or so), prune the diseased and dead branches, and the overly dense and thin branches to promote the germination of strong new branches. d Pests are caused by weak plants and poor ventilation, and strong plants rarely occur. ]
e Fertilization should be stopped in early September to facilitate lignification of branches and facilitate overwintering.
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The jasmine raised at home has sparse branches and few flowers, in fact, you have not mastered this trick.
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Pay attention to the light, jasmine likes light, put it on the balcony in a bright and ventilated place, there are no leaves, the evaporation is small, the light is strong, the potting soil dries out quickly, and it is not easy to rot the roots. Pay attention to water control, the potting soil can be watered thoroughly, the soil is not dry and watered, it doesn't matter if the soil is dry, the humidity is easy to rot the roots, and it is better to see the dry and wet. Pay attention to top dressing, you can add some nutrient solution every time you water in March and April, and you can germinate and grow new leaves in about 20 days under normal circumstances.
Pay attention to pests and diseases, spray insecticides for about a month, you can prevent the occurrence of pests, and it is best to connect with pests.
<> after that, the new leaves appear like this. What should I do?
1.Improper light When jasmine is in a dim environment for a long time, the light received is insufficient, which will cause the plant to grow and the leaves to yellow, when the jasmine is exposed to sunlight for a long time, the strong light will burn the plant, causing the plant to turn yellow and the leaves yellow. Workaround:
Jasmine flowers are cultivated indoors or in other places with sufficient scattered light, and are regularly released outside to receive light in spring, autumn and winter when the indoor light is dim. 2.Improper watering to water jasmine, watering too little or not watering for a long time, the plant is easy to get yellow because of dehydration, when watering too much, resulting in potting soil waterlogging, the roots are soaked in stagnant water for a long time and are easy to rot, when the roots are rotten, the absorption of water and nutrients is weak, and the leaves can not get enough water and nutrients, so they turn yellow.
Solution: Watering jasmine should follow the principle of "seeing dry and wet", watering when the surface of the soil begins to dry, watering until the water seeps out from the bottom of the soil can be stopped, watering too little to cause the leaves to yellow, should be watered in time to permeate once, watering too much to make the roots rot and cause the leaves to yellow, should dig out the roots for treatment, and then change the soil and replant.
Question: Hello teacher: I'm asking the question of the dragon spitting pearl flowers, have you seen it?
Longtuzhu belongs to the verbena family, which can produce leaf spot disease, which is caused by semi-knowledgeable bacterial infection. At first, it was just a small brown spot, and if it was not timed, it would produce large black spots, and the leaves would wither and die. Prevention and control methodsOnce the disease is found, it should be immediately sprayed with chlorothalonil 800 times liquid, once every 7-8 days, 2-3 times in a row, and it can be basically cured.
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1. Low temperature: The physiological activities of jasmine are limited in low temperature environments. 2. Improper pruning:
Old branches consume a lot of nutrients and do not have enough nutrients to maintain the growth of new leaves. 3. Insufficient light: It is difficult for new jasmine leaves to synthesize nutrients through photosynthesis.
4. Lack of nutrients: Jasmine has not been fertilized for a long time, and the nutrients are insufficient and do not grow leaves.
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If the petals don't fall off, then there's no problem. It is normal to have more flowers than leaves during the flowering season.
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Jasmine flowers are light and long leaves do not bloom? 3 simple tricks, the branches are strong and bloom more! Jasmine doesn't bloom? A few small actions, it will soon be full of flowers!
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Potted jasmine does not grow leaves, which may be a lack of nutrients. Even if it is a fertilizer plant, if it is not fertilized for a long time, the potting soil is too barren and it will be difficult for the plant to grow normally, and it will not grow leaves. Bika water-soluble fertilizer should be applied as soon as possible, and attention should be paid to the diligent application of thin fertilizer.
It may also be that the soil is not good, the soil is sticky, the root system does not breathe well, and there will also be poor growth. The soil before the banquet should be loosened, and it is recommended to change the soil directly if the situation allows.
1. Keep it indoors for a long time, and see no or little sunlight. >>>More
Jasmine is extremely fertile, and as long as it is properly maintained, potted jasmine can bloom three times a year. If there is not enough fertilizer and nutrients, after blooming once, it will no longer bloom. If the management is in place, it can be opened from the end of May to the beginning of November. The key is pruning, sunshine. >>>More
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If you want jasmine to bloom, the temperature must be right, and the temperature above 15 degrees can make it grow and bloom normally; In addition to temperature, adequate light and moisture are also essential, and if you do these three points, jasmine will grow normally and bloom normally.
If you want jasmine to bloom well, you need to let it receive enough light, and you should keep it in a sunny place. And make sure that there is enough water, otherwise the soil will be too dry and affect flowering. When planting or repotting, choose a substrate that is breathable and easy to drain, usually apply an appropriate amount of fertilizer, can apply more phosphorus and potassium fertilizers, and regularly prune branches that are too long and too dense.