Source: A classic course
"Orange is born in Huainan, it is orange, but it is born in Huaibei," a sentence fully understands that the results and impacts of the region are also different. It is also true for the floor: the south is wet and rainy, and the northern climate is dry. The difference in climate and temperature has led to a lot of differences between the north and south of many vegetables and fruits. Some vegetables can be eaten by southerners, but you can't see them in the north. The five common vegetables in the south that Xiaobian said today may not have been seen by the people in the north.
The first type of convolvulus, there is a saying in the folk saying "Southern Celery, Celery, Vegetables and Vegetables", which means that amaranth is the best product in the dish, and the amaranth is the convolvulus, as in the south, it is more common, because condensate belongs to I like vegetables with high temperature and moisture, which is suitable for growing in the south, so it is rare in the north!
The second cover dish, cover dish, a mustard variant. It has thick stems and large leaves, which can be used fresh or marinated before being eaten. Gai Cai has the effects of diuretic relieving, widening the lungs, phlegm, and intestinal appetizers. Gai Cai is generally not sold in many vegetable markets, and sometimes it is not clear with mustard. Gai Cai is widely cultivated in the Jiangnan area, because Gai Cai belongs to The kind of vegetables that are better to feed does not need special care, but in the north, there is basically no planting of cover vegetables.