牡丹是中国的传统名花,但由于牡丹花期短,且花期相对集中,只在每年4～5月间开花。近年来,随着花卉产业的发展,牡丹反季节开花研究得到了越来越多的关注并取得了显著进展。牡丹的催花技术可使牡丹在春节期间盛开,并且利用冬季的自然低温,延长牡丹花期,大大提高了牡丹的经济价值 Peony is a traditional Chinese flower, but peony flowering is relatively short and its flowering period is relatively concentrated. It blooms only from April to May every year. In recent years, with the development of the flower industry, more and more attention has been paid to the anti-seasonal flowering of peony and remarkable progress has been made. Peony’s flower-promoting technology can bloom peony during the Spring Festival, and use the natural cold in winter to extend the flowering period of peony, which greatly improves the economic value of peony