紫枝玫瑰又称四季玫瑰,蔷薇科蔷薇属多年生落叶小灌木。株高通常1～2m,枝条表皮为紫红色,幼嫩时为绿色,其上密布直刺和刚毛,叶为奇数羽状复叶,小叶5～9片,叶缘有齿,表面叶脉深陷,形成明显折皱,深绿色。花紫红色,重瓣,有香味,花期长,5月份初花,一直到10月份。但盛花期在5～6月份。含油率较高,可用于提取玫瑰油。另外,紫枝玫瑰扦插易生根,耐旱、耐寒、耐贫瘠,也是非常优良的绿化及护坡植物。紫枝玫瑰是喜光植物,在植株密闭不透光的情况下,枝条会因缺少光照而枯死,因此应保证充分光照。紫枝玫瑰耐寒,在华北地区通常不会出 Purple Rose, also known as Four Seasons Rose, Rosaceae Rose perennial deciduous shrubs. Plant height is usually 1 ~ 2m, the branches of the skin is purple, tender when green, densely covered with straight prick and bristles, the leaves are odd pinnate, leaflets 5 to 9, leaf edge dentate, surface veins deep depression , Forming a noticeable wrinkle, dark green. Flowers purple, double, scented, long flowering, early May flowers, until October. However, full flowering in May ~ June. Higher oil content, can be used to extract rose oil. In addition, purple rose cuttings easy to root, drought, cold, poor barren, but also very good green and slope protection plants. Purple Rose is a hi light plant, in the case of plants sealed opaque, the branches will be due to lack of lighting and died, so should ensure adequate illumination. Purple rose cold hard, usually not in North China