Perennial flowers in foreign gardens, flower and outdoor container cultivation and application has been very common. In the past two years, with the continuous development of the domestic horticultural industry and the gradual development of the gardening consumer market, as well as the flower and flower field projects, the sales of the perennial flowers gradually increased, especially the demand for some new varieties. The industry is generally optimistic about the prospects for perennial flowers.
What is called perennial flowers
       Perennial flowers are those plants underground part can be stored in the soil in the winter, the next spring part of the ground can germinate growth, flowering seeds of flowers. The advantages of this type of flowers is breeding, management is simple, one year can be planted for many years flowering, is the urban greening, beautify the very suitable plant material. Plant part of the underground part of the winter and not forming a large spherical or massive roots, the spring can still sprout flowers and continue for many years of flowers. Mostly cold areas of ecological type. Can be divided into more cold and less cold two categories. The former can be exposed to the ground, the latter need greenhouse cultivation. Mainly to the breeding of ramets, are generally carried out in the dormant period. Sprout less species can be used cutting, grafting and other breeding. Sowing and breeding is used to cultivate new varieties.