Many people know that Polygonatum sibiricum is a good choice for nourishing in winter and has various miraculous effects.
But do you really know Polygonatum sibiricum? Let me tell you something about Polygonatum sibiricum.
First of all, Vitex negundo contains a lot of nutrients such as starch, sugar, fat and vitamins. Raw stew can satisfy hunger, nourish yin and moisten lungs, strengthen bones and muscles, inhibit bacteria and reduce the three highs, which is very beneficial to the body.
It is cold in winter, and people are prone to get sick, so eating Polygonatum in winter can greatly enhance immunity.
Polygonatum sibiricum has such a great "gift" to people, so it has long been valued by the health care side.
Frequently appearing in poetry, Du Fu wrote, "Sweep away the white hair, Huang Jing is there, and it looks like ice and snow." Su Shi, a famous health party, wrote, "It is difficult to know the salary of the monarch, and to seek jade and bamboo to cure hunger."
Knowing the various functions of Polygonatum, we also need to know where Polygonatum comes from and where Polygonatum is better.
Polygonatum sibiricum likes humid climate best, and has the characteristics of liking shade, cold tolerance and being afraid of drought. The requirements for the growth environment are extremely high, and it is necessary to adapt to natural conditions such as soil, temperature, precipitation and sunshine.
Although Rehmannia glutinosa resources are widely distributed in Northeast China, North China and Northwest China, under various conditions, the quality of Polygonatum produced in Anhui, Yunnan and Sichuan is better, so people can give priority to Polygonatum produced in these areas when purchasing.
How do laymen choose good Polygonatum sibiricum?
For the layman who doesn't know how to choose Polygonatum sibiricum, it is necessary to master certain methods before purchasing, and this is to start with understanding its morphological characteristics.
First look at the appearance. A good Polygonatum sibiricum is a thick and fleshy nodule with a length of more than 65,438+00 cm, a yellowish-brown surface with links, wrinkles and fibrous root marks. The stem mark on the upper side of the nodule is disc-shaped, with concave periphery and prominent middle part. Hard and tough, not easy to break, the cross section is horny, yellowish to yellowish brown.
Second, taste. Okay, Polygonatum odoratum tastes sweet and sticky.
In short, the meat with high thickness and viscosity is better.
What is the planting prospect of Polygonatum sibiricum?
The planting prospect of Polygonatum sibiricum is still very good in the next few years.
In recent years, there are fewer and fewer wild Polygonatum resources, but due to its continuous development, the demand for Polygonatum is increasing year by year, so the artificially planted Polygonatum will gradually replace the wild Polygonatum.