首钢与哈尔滨师大生物系合作,在1986年引种东北野生冰凉花入京。并进行了露地驯化栽培的研究工作。冰凉花抗寒力强,花期早,初花期2月下旬至3月上旬,盛长期3月上中旬,比北京露地早春花卉早开一个多月,是目前北京以及三北地区最早开花的露地宿根花卉,填 Shougang and Harbin Normal University Department of Biology, in 1986 introduced the northeast wild ice cold flowers into Beijing. And carried out the field of domestication and cultivation of research work. Cold and cold hardiness, early flowering, early flowering in late February to early March, Sheng long March mid to early morning than Beijing open field flowers more than a month earlier, is currently the first flowering in Peking and the Three North region open Perennial Flower, fill