红花又名红蓝花,属菊科一年生草本植物,在我国已有两千多年的栽培历史,栽培很广,几乎遍及全国.我省各地也有种植,在宁德地区一般每亩可收干花20～30斤,高者达40斤以上.还可收籽150～200斤,可榨红花油30～40斤.红花是一种很有利用价值的经济作物. Red flowers, also known as red and blue flowers, is an annual family of Asteraceae herbaceous plants, in our country has more than two thousand years of cultivation history, cultivation is very wide, almost all over the country. There are also planted throughout the province, Ningde general per acre can receive dried flowers 20 to 30 pounds, the highest of more than 40 pounds can also receive 150 to 200 pounds of seed oil, safflower oil can be 30 to 40 pounds saffron is a very valuable economic crops.