Kale as an Internet term usually refers to expressing love, support or praise for someone or something via the Internet or social media.

Kale is an annual or biennial herb of the Cruciferae family and the genus Brassica, with the exception of kale, which is native to China, and all variants of kale originating from the Mediterranean to the North Sea coast. Cultivated throughout China, for vegetables and fodder. It is commonly known as "big head cabbage" in northeastern China, "lotus white" in Yunnan, and "cabbage" in Hakka.

Kale is a big family, cabbage is a kind of kale. We usually say kale is actually purple kale, it and cabbage are two completely different vegetables, in appearance, nutrients, efficacy are different, can be very simple to distinguish; if it is green spherical kale, is cabbage, there is no difference between the two.

Types of kale

1, kale: the center will not ball, mainly used for garden art more, and there are different colors, such as emerald green, dark green, yellow-green, purple-red, etc., but kale more appear in the United States region, loved by Americans.

2, round ball kale: the middle is mature round ball, the outer leaves are still dark green, the ball is more stable, the ball is big and tight, good growth, high yield, strong disease resistance, heat and water resistance is better, suitable for many areas of planting.

3, flat ball kale: leaf ball is flat round, outer leaf is dark green, ball color bright green, growth medium, adaptability, heat resistance also has a certain degree of cold resistance, relatively larger than round ball kale, suitable for planting in the flat.

4, hold the son of kale: generally produced in the Mediterranean coast, the ball is relatively small, usually several plants to do a dish, but the protein content is very high, with the development of science and technology, and now there are also planted in Taiwan, China.