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草决明(Cassia tora)是豆科一年生草本植物,又称野绿豆、铃铛草。河北以南各省多有栽培,江南常呈野生状态生长。近年来,城市绿化要求四时常绿,三季有花,草决明也开始从田野走进城市,成为秋季少花时节的新鲜花卉。草决明4月播种,种子比绿豆还小些,阳畦开沟,播深1厘米,塑膜保湿,控温15～25℃,10天左右发芽,间苗后株高6～10厘米时,可移栽至庭院或花坛里。由于其株高在1～1.5米左右,一般放在其他草本植物后边或大花坛中央。6～8月长势
Cassia tora is a leguminous annual herb, also known as wild mung bean, bell grass. There are many provinces south of Hebei cultivation, often southern state of wild growth. In recent years, urban greening requires four evergreens and three seasons of flowers. Cassia has also started to walk from the fields into the city and become a fresh flower in autumn. Grass Cassia sowing in April, the seeds are also smaller than the mung bean, Yang 畦 ditching, sowing 1 cm, plastic film moisturizing, temperature control 15 ~ 25 ℃, about 10 days germination, after the seedling height of 6 to 10 cm Transplanting to the yard or flower bed. Because of its height in about 1 to 1.5 meters, generally placed behind other herbs or large flower center. 6 to August growing