The "chrysanthemums" prescribed by doctors, that is, the chrysanthemums generally purchased in hospital pharmacies and drugstores, are medicinal chrysanthemums cultivated on a large scale by pharmaceutical farmers. At present, there are several major chrysanthemum production areas in China, mainly produced in Boxian County, Anhui Province, Huiyang and Henan Province Shangqiu, known as "Boju"; mainly produced in Wuzhi, Henan Province, Boai, known as "Huaiju"; mainly produced in Sichuan Province, known as "Sichuan chrysanthemum". "; mainly produced in Anhui Shexian, known as "Gongju"; mainly produced in Zhejiang Jiaxing, Tongxiang, Changxing, collectively known as "Hangzhou chrysanthemum" and so on. Modern research shows that chrysanthemum can lower blood pressure, expand coronary artery blood flow, and enhance capillary resistance, so it can also treat high blood cholesterol, hypertension and arteriosclerosis.

While wild chrysanthemum is wild, mostly growing on roadsides, hills, wasteland, slopes, etc., most parts of the country may have. Wild chrysanthemum is also used for medicinal purposes, but its efficacy and prescription of "chrysanthemum" has a big difference. Wild chrysanthemum is strong in clearing heat and detoxifying toxins, and also has anti-inflammatory, anti-viral, antihypertensive and lipid-lowering effects. It is currently used as a raw material for the production of a variety of cold and flu Chinese medicines, such as cold and flu, cold and flu, etc. It is also used as a raw material for the production of a variety of cold and flu Chinese medicines.

But the ornamental chrysanthemums grown at home are generally not used medicinally. There are so many varieties of chrysanthemums that it is difficult for the general public to judge.

To determine whether chrysanthemums can be used as medicine:

Generally you can look at the size and number of their flower heads. Drinking and medicinal chrysanthemum is a small flower head, if only one or a few large flower head is ornamental, can not be used medicinally. The color of chrysanthemum flowers can also determine whether they can be used for medicinal purposes: white chrysanthemums are mainly used for medicinal purposes, followed by yellow chrysanthemums, and other miscellaneous chrysanthemums, such as red chrysanthemums, green chrysanthemums, purple chrysanthemums, and ink chrysanthemums, despite the variety of varieties and the bright colors, but they are mostly used for tasting and can not be used for medicinal purposes in general.