In summer, it is a primary task to ensure proper temperature for watercress. Douban green like warm, the most suitable temperature for it is about 25 degrees. Because the temperature in summer is relatively high, it should be properly adjusted to the range suitable for it. When the temperature is very high, it needs to be properly cooled, such as placed in an air-conditioned room. Generally speaking, it's better not to exceed 30 degrees, otherwise it will have adverse effects on its health.
Douban green also has a requirement for light in summer, but it is afraid of strong light. The light in summer is sometimes very strong, especially at noon. So, for the sake of insurance, it's better to choose a half Yin place to put it. If it is placed in direct light, remember to block out the strong light
The temperature is higher in summer, so the water will be released faster than other seasons. Therefore, water shortage should be supplemented in time, sometimes even twice a day. In addition, it is necessary to spray water to the environment for humidification.
In summer, to create a good ventilation environment for it. There are many advantages in this way. It can not only provide good air, but also cool down to a certain extent due to the high temperature. Moreover, if not ventilated in time, some diseases and insect pests may appear in the sultry environment.