How does Douban green raise, how does the leaf turn yellow?

1. Appropriate watering:

Reason: too much or too small amount of water will lead to yellow leaves in Douban green. Although it likes a wetter state, it should be careful not to overwater it.

Solution: as long as you keep the soil moist, you can spray a little water every day to ensure the humidity of the air and help it grow better.

2. Lower the temperature:

Reason: the summer temperature is generally high, long-term exposure to the sun may cause leaves to turn yellow or even blacken or rot.

Solution: spray water to cool down reasonably in summer, or put it in a place that is not exposed to the sun, and put it in a sunny place in winter.

3. Rational fertilization:

Reason: fertilization is very important and demanding for the growth of Douban green. Excessive fertilization can easily burn the roots and lead to yellowing of leaves.

Solution: in order not to burn the root system, try to avoid the root system when fertilizing, do not blindly increase the amount of fertilizer, can be increased slowly, the right amount of fertilization is the best.

4. Timely treatment:

Cause: black spot gray mold can also lead to yellowing of leaves, generally due to poor ventilation and high humidity in the culture environment.

Solution: to pay attention to this point, found that beer can be used to seduce, and then use salt to kill or boiled water to kill pathogenic bacteria. After that, put it in a ventilated place for maintenance.