Begonia originated in China and spread to Europe in18th century. Now it is distributed in China, Hebei, Shandong, Shaanxi, Jiangsu, Zhejiang and Yunnan. Begonia flower has strong adaptability to cold and dry climate, likes sunshine and is suitable for growing in sunny environment.
Begonia flowers have been popular since ancient times. Jia Dan, the prime minister of the Tang Dynasty, called Haitang a "fairy among flowers" in his book "Flower Spectrum". In addition, begonia flowers have the reputation of "gorgeous country", "noble flower" and "noble flower", and are often planted with magnolia, peony and osmanthus in royal gardens, which has the artistic conception of "jade soup and wealth".
Planting method of begonia flower:
It is often used for sowing, dividing plants and grafting propagation. Grafting is the main method, layering and branching can also be used. Sowing method is only used for breeding. Grafting rootstocks mostly use begonia or Vitex negundo. Extensive cultivation resistance and wide adaptability. Only by proper irrigation, fertilization and attention to shaping and pruning can plants be healthy and flowers multiply.
Sowing can be autumn sowing or spring sowing after sand storage. Seedling grows slowly, takes 5-6 years to blossom, and often mutates, so it is only used for rootstock cultivation and cross breeding.
Horticultural varieties are propagated by grafting, with Vitex negundo or Begonia seedlings as rootstocks, and branch grafting and bud grafting can be used. Branch grafting can be cut and split, and bud grafting is mostly in the shape of "D". Many branches are planted before germination in early spring or after defoliation in autumn and winter.