1. Lower the temperatureReason: When Forget-me-not grows in a high temperature environment, it will grow poorly and its leaves will turn yellow and wilt. Solution: Place it in a place with lower temperature, or move it to a semi-shaded place indoors for maintenance. During normal breeding period, try to maintain the temperature between 18-26℃ and do not exceed 30℃. 2. Proper shadeReason: Although it needs sunlight during its growth period, too strong sunlight is not good. If it is exposed to the sun for a long time, its leaves will turn yellow and wither. Solution: During the hot summer noons, it should be properly shielded from the sun and not be exposed to direct sunlight. It can receive sunlight in spring and autumn and does not need shade. 3. Pest ControlReason: It may be attacked by diseases and insects during its maintenance, especially scale insects. It will absorb the juice inside the leaves, causing the nutrients in the leaves to disappear, which will cause the leaves to turn yellow. Solution: Buy pesticides as soon as possible after the occurrence. You can use omethoate to spray and kill the insects. Use it 2-3 times and the insects will be killed. |
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