Bitter greens are usually those with purple flowers, also known as tree sowthorn. They usually bloom before the wheat harvest. Generally, they are useless after blooming. Purple-flowered sowroot is used for conditioning and is usually picked when it is young or strong. At this time The picked wild bitter herbs with purple flowers have many functions and functions. They should be dried directly in the sun. They are all extended from the treatment of cholecystitis, such as being used to lower blood pressure. In the past, it was often used to satisfy hunger. Especially in famine years, it was used to save lives. The function at this time is to eat and save lives.

Purple-flowered bitter vegetables are also very particular when used. Even when satisfying hunger, the bitter core in the middle is often removed, so that it does not feel bitter. It is not recommended to eat too much bitter vegetables alone, but when used to regulate the gastrointestinal tract or for maintenance. , you need to add brown sugar to exert its effect, and its use is a bit tricky. The brown sugar is added after cooking, not during the cooking process. Otherwise, it will be difficult to bring out the efficacy and role of purple sophora. There are dozens of kinds of bitter herbs. Among many types, the purple-flowered bitter herbs are the most famous. Because they have purple flowers, they are also called purple-flowered bitter herbs, also known as tree-flowered bitter herbs. There are white hairs on the back of the leaves, which are usually only found on It is useful only when picked in the right season. It is produced in Guannan, Jiangsu. Brown sugar must be added.