1. What is perennial flower

Some friends may have only heard of it, but they are not particularly familiar with its specific concepts. Here is a brief introduction. In winter, the underground part of these plants will spend the winter in the soil; Then, when the spring of the second year comes, the part on the ground will germinate again, continue to develop, bloom and finally bear fruit. Generally speaking, most of these plants are in cold areas. They can be divided into cold resistant and non cold resistant. For the former, it can be planted in the open; Not for the latter, it must be required to be in the greenhouse

2. Main types

(1) Peony: This is a kind of herbaceous flower of Ranunculaceae. It has been planted in China for thousands of years. It can almost be said that it is one of the earliest cultivated varieties in China. It is also listed as "six famous flowers" and called "Flower Fairy". It is more in the north of China

(2) Lotus peony: a typical perennial flower, which is a kind of herb. For those in the wild, the altitude is very high and belongs to cold resistant species

(3) Marshmallow: it is also representative. It is mainly distributed in Sichuan, so it is named after "Shu". It is also a cold resistant species

(4) Lily of the valley: it is mainly distributed in North China and grows at a high altitude. It likes to be cool and is extremely resistant to cold weather

3. Used in gardens

For this kind of plants, it is very common to use them in gardens. Generally speaking, it can be used in flower beds, flower paths, lawns, water greening and so on. However, in view of the different regional characteristics, the applicable varieties are also different