牡丹为毛莨科，芍药属。是我国特产的名花，品种较多，姿态优美，花大色艳，富丽堂皇，号称“国色天香”“花中之王”。牡丹是落叶小灌木，根系发达，属肉质根，有明显的主根与侧根之分。繁殖方法较多，可以分株、嫁接、扦插、播种。其中最常用的是分株法。分株的时间由生长发 Peony for the Ranunculaceae, peony genus. Is the specialty of China’s famous flowers, more variety, beautiful posture, flowers large color Yan, magnificent, known as “national flavor” “King of flowers.” Peony is a deciduous shrub, developed root system, is a fleshy root, there are obvious points of the main root and lateral roots. More breeding methods, you can ramets, grafting, cutting, sowing. The most common is the ramet. Rooting time by the growth of hair