紫背天葵又名观音菜、红背菜,菊科三七草属宿根常绿草本植物,食用部位是嫩茎叶,其营养丰富风味独特,长期食用有治咳血、痛经、血气亏、支气管炎等功效。又因其抗性强,栽培容易等特点,因此保护地栽培可以做为补充淡季蔬菜市场的品种。紫背天葵喜温和湿润光照充足的气候条件,生长 Purple back sunflower, also known as Avalokiteshvara, red back dish, Asteraceae rhizome genus perennial herbaceous plants, edible parts are tender stems and leaves, its unique nutrient-rich flavor, long-term consumption of cough and blood, dysmenorrhea, Bronchitis and other effects. Because of its strong resistance, easy cultivation and other characteristics, so the protection of cultivation can be used as a supplement to the off-season vegetable market varieties. Purple back sunflower hi warm and moist light sufficient climatic conditions, growth