The difference between white pole small parsnip and purple pole small parsnip is. Small scallions belong to the monocotyledonous plant lily family, is a perennial herb, cold hardy more heat-resistant, drought intolerant, not flood-resistant, tender texture, strong flavor, slightly pungent, good taste. To eat young leaves and stems are mainly indispensable seasoning for cooking, fish and soup, and also the main varieties of dehydrated vegetable processing. Small scallions have strong tillering ability, short growing period, high replanting index, strong adaptability, and can be planted all year round. This will bloom purple flowers of the onion called fine onion, very common in the southern region, it is also called winter onion, frozen onion, Mian onion, four seasons onion, this onion and the general onion is not the same, it will bloom purple-red flower bulb, but also very beautiful, in the southern region, some people also do not take it as a kind of seasoning planting, but it is treated as a kind of ornamental flowers planted in the flower pots.