1. The temperature is too highAvocado is afraid of heat. If the temperature is too high, the leaves of the plant will easily lose too much water, causing them to wilt and turn yellow. Usually in summer, we need to do a good job of cooling down. Spraying water around can achieve a cooling effect by absorbing heat through water evaporation. At the same time, attention should be paid to ventilation to prevent bacteria from breeding in an overly humid environment. In addition, air circulation can also reduce the temperature. 2. Too much lightWhen avocado is exposed to strong sunlight, its leaves are easily susceptible to sunburn, causing them to turn yellow. Since the plant itself likes light, it needs to be guaranteed to have sufficient light, but it needs appropriate shade in the afternoon to avoid being exposed to strong light for a long time. If it is placed in semi-shade, the plant will not get light and will wilt, which will affect flowering and fruiting. 3. Too little wateringAvocado prefers moisture, so insufficient water will cause the leaves of the plant to turn yellow. If it is caused by lack of water, the plant needs to be watered in time. Check the soil dryness and wetness regularly. Generally, you can water it when the topsoil is slightly dry, and keep the soil at about 60% moisture. But don't water it too much. This plant cannot tolerate waterlogging and too much water will cause root rot. 4. Too much fertilizerThe growth of the plant requires a certain amount of fertilizer, but too much fertilizer or the fertilizer is too concentrated, it can easily cause root burns, thus affecting the ability to absorb water and nutrients, causing the leaves of the plant to turn yellow. In this case, you need to clean the potting soil immediately and wash away the excess fertilizer. In addition, if the situation is serious, you need to change the pot and soil of the plant and trim the burned roots. |
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