1、 What plant is it

Silver bar is a Labiatae plant. It is annual. It will die in frost. It is also a very popular food. It has a long planting history and has been cultivated in many regions of China. Its rhizome is very fine and its leaves are oval. It also has other names. Some areas also call it Earth Spirit, silver seedling and so on

2、 Growth habit

Silver bar is not drought resistant and is suitable for growing at 20-28 ℃, while the temperature suitable for tuber growth is 20-25 ℃. It mainly grows on the ground in summer. After entering autumn, the growth speed of the ground will slow down, and then the underground tubers will grow. It likes moist, deep and fertile soil with good drainage capacity

3、 Maintenance management

1. Its growth rate is not very fast. It can germinate only one month after planting. When its stem grows to 10cm, it needs to replenish water and fertilizer

2. When it is found that it grows higher, it is necessary to pick the heart and remove some weeds. In case of rainy weather, drainage shall be carried out as soon as possible