“一盆紫薇半年花”。这是民间俗语,也是紫薇“百日红”的生物特性。更是人们喜爱栽培的根本原因。特别近五、六年来,江苏省几乎所有大、中、小城市和乡镇,到处可见紫薇的风采。紫薇虽粗放易养,开花不难,但其生长速度,特别增粗的速度并不快。市场上大部分是用于绿化的工程苗——“直干、细而高”。有些山 “A pot of crape myrtle flowers ”. This is a folk saying, but also the crape myrtle “100 days red ” biological characteristics. It is the root cause of people’s favorite cultivation. Especially in the recent five or six years, almost all the big, medium and small cities and towns in Jiangsu Province can be seen everywhere. Although crape myrtle easy to maintain, flowering is not difficult, but its growth rate, particularly thickening speed is not fast. Most of the market is used for greening seedlings - “straight dry, thin and high ”. Some mountains