The growth period of blue mustard is short. It can be sown many times in spring and autumn, which can prolong the viewing period. For Jiangsu, Zhejiang and Shanghai, August to September is the most suitable sowing time. In addition, although the blue mustard can also be self sown for reproduction, but the overall effect of this way is likely to be not very good, usually not used, generally limited to the wild natural landscape area for self propagation.
The root tuber propagation of blue mustard
The root of the blue mustard is lignified and kept for many years. The root keeps reproducing, sprouting new buds on it, and blooming continuously from the second season to the next season.