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If you buy a yew bonsai cultivated in a greenhouse, suddenly placed indoors for ornamental bonsai, it is also very easy to yellow leaves, the reason for falling leaves, because the greenhouse environment is a little different from the natural environment, it is recommended to buy back yew bonsai, place it on the balcony to adapt to a period of time, and then place it indoors, so that the yew bonsai growth cycle will be long; Yew transplanted from the field to the pot, placed in the indoor management is not in place is very easy to appear leaf yellowing, leaf loss and other phenomena, now some of our summary of some experience and solutions to write out, for your reference: 1. Yew is a negative plant, and its biological properties are suitable for indoor maintenance, but many enthusiasts plant yew will lose leaves and leaf yellow, the main reason is that yew is placed indoors, there is no natural circulation of air, and it is not conducive to the absorption of yew sunlight, nutrients and air for a long time in a certain environment. Also in summer, the indoor temperature changes greatly, the air conditioning has a great impact, the cold air of the air conditioning has a great impact on the evaporation of yew leaves, it is recommended that the yew bonsai be placed in the window, away from the position of the air conditioner, or placed in the balcony place, there is no leaf yellow, deciduous situation; 2. If you buy the Yunnan yew cultivated in the greenhouse, and suddenly place it indoors for ornamental bonsai, it is also very easy to yellow and fall leaves, because the greenhouse environment is a little different from the natural environment, it is recommended to buy the yew bonsai, place it on the balcony to adapt to a period of time, and then place it indoors, so that the growth cycle of yew bonsai will be long; 3. Yew bonsai is best placed under a ventilated window, so that it does not die easily, if the conditions allow, place it indoors for a period of time, and then move it to the balcony for maintenance for a period of time, so that the cycle can extend the life cycle of yew bonsai; 4. Yew bonsai watering requirements, if you use tap water to water, it is best to put tap water in precipitation for 24 hours before watering, yew bonsai does not have high water requirements for water, no need to water every day; 5. Yew bonsai has high requirements for fertility, due to the lack of trace elements such as iron and magnesium, resulting in a lot of yellow leaf phenomenon, many families due to ordinary fertilizer fertilizer, cost, resulting in yew root burning (yew belongs to shallow root tree species), choose the right yew special fertilizer, keep yew evergreen, balanced absorption of nutrients.
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1. Pest and disease infestation.
Reason: When the yew is infected with a disease, or is infested by pests, its leaves will have some undesirable performance, and if the liquid combustion is not treated as soon as possible, the leaves will fall off.
Treatment: To buy professional drugs in the local market, the drugs of different pests and diseases are also different, you can consult the local florist.
2. Water accumulation in the basin.
Reason: If there is too much watering for a long time during the maintenance period, or the drainage of the potting soil is not good, there will be water accumulation in the pot, which will cause the leaves to fall off.
Treatment: Drain the water in the pot as soon as possible, if the pot used does not have a drainage hole, it is best to replace it with a new pot.
Third, the environment is stuffy.
Reason: Yew prefers a place with good air circulation, on the contrary, when the room is stuffy and very hot, the yew leaves will slowly soften and fall.
How to deal with Zheng Xu: It should be re-established in a conservation environment and placed in a place with natural circulation for conservation. If you raise it indoors, you can open more windows, and don't have objects to cover it when you raise it outdoors.
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1.If it is a trauma ,-- yes, it is not a big deal2If there are insects--- yes, it needs to be removed 3, whether the other leaves are also wilting--- yes, improper watering, should not be dried and watered, watered thoroughly 4, other normal, but the shoots are dry and generally burned by the sun.
Caused by lack of water.
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You're fooled, you buy.
The copied yew attack is not an old pot at all, but a new pot from the seller. Due to the need for long-distance bulk transportation, the native seedlings will be packed with wet mud when they are shipped, and after the mud is dried, it is extremely dense and hard and not breathable, and it should be broken before transplanting and potting. But in order to save trouble, the merchant directly buried the soil and mud ball into the basin.
There are too many unscrupulous merchants like this. Now this season is not suitable for transplanting, but there is no other way for you in this situation. Dig it up and see what's inside.
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Did you grow it? It is estimated that the roots are injured, and then this yew is now easy to transplant.
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Probably, the seller has just planted it and has not slowed down the seedlings.
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Cut off the dried branches and leaves, put them indoors for a period of time, and don't water them too much.
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First, yew leaves from the bottom of the leaf dry, if it is a small amount of natural dry death of some old leaves, the impact is not great, this is a natural physiological phenomenon.
2. A large amount of yew drying from the bottom is usually a symptom of the bottom leaf drying caused by long-term lack of watering or potting soil compaction.
3. Long-term watering leads to the inability of the root system to absorb water, and the evaporation of water from the leaves makes the leaves lose water from the old leaves, and the phenomenon of drying up.
Fourth, the long-term unloosened potting soil makes the potting soil compacted, and the water after the potting soil board is hard poured can not be absorbed by the potting soil in time to flow away from the bottom of the pot, the potting soil is still in a dry state, and the root system can not absorb the water after watering, and the old leaves are dehydrated and dry. Proper pine potting soil is conducive to potting soil to absorb moisture after watering, which is conducive to the normal growth of the root system and reduces the dryness of old leaves.
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I just started raising yews. Is it new? If you water less. Pay attention to ventilation. The ratio of field soil to humus is 1:1Cut off the dead leaves. It is best placed in front of an east-facing window. It's OK after 2 months.
Cultivation of yew:
Soil: Yew requires the pH value of the soil to be between, with loose and moist, good drainage, fertile acidic sandy soil with high organic matter content as the best, you can choose garden soil, peaty soil, sandy soil mixed together, plus a small amount of decomposed organic fertilizer. >>>More
Northwest A&F University Press has recently published the most authoritative "yew" monograph in China, edited by Professor Zhang Zongqin and Mr. Liu Zhiming of West Agricultural University, they have many years of practical experience in research and breeding yew, and the sowing information you need here is detailed in this book, if you are interested, you can buy a copy to see!!
Yes ha. Yew is an evergreen shrub with a very large biomass and a short growth time. Its taproot is not obvious, the lateral roots are developed, the branches and leaves are lush, the germination force is strong, and it is resistant to low cold, and can withstand low temperatures of 25. >>>More
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