高速公路两边的绿化与普通园林绿化有着明显的区别，要结合公路特点、使用要求、景观需要等综合布置。高速路绿化选用树种时，要贯彻“乡土种、易成活、抗性强、品种多、树形美、色彩艳”等原则，从公路沿线的地形地貌特色出发，从植物品种生物学、生态学特性入手，通过植物多品种的选择，合理布局，科学配置，点、线、面结合，使高速公路绿化既反映当地森林景观特色、时代风貌、现代化气息，又满足高速公路绿化稳定边坡、遮光防炫、诱导视线、改善环境功能的需要。
高速公路中央隔离带的绿化苗木品种选择
zhongyanggelidailvhuashizhishangxiachedaozhongyanggelibufenlvhua。qizuoyongshifangzhiyejianxiangxiangcheliangdengguangxuanmu、jianqingxiangxiangcheliangjiejindeweixianganjiyinxingcheeryinqidejingshenpilao，lingwaihaiyouyoudaoshixian、geyinfangchendezuoyong。
zhongyanggelidaidelvhuaxingshishouxianshiguihuashi。jiyongtongguige、tongpinzhongdemiaomu，andengjulidanpaihuoshuangpaimizhi，jingrengongjianxingxiujianchenglvliqiang，yibanpeizhicaoping、huaguanmu，bingtongguobutonghuaguanmudebutonghuaqi、huaseyijiyesebianhua，zengqiangmeihuaxiaoguo。zhongyanggelidaitucengbo、liditiaojiancha，zaijinxinglvhuamiaomushuzhongxuanzeshi，yingxuanzekangxingqiang、zhiyenongmi、zhuxingaixiao、secairouhedehuaguanmu。
预留带的绿化树种
gaosugongludeyuliudaishigaosugonglulvhuadezhuti，zhuyaogongnengshixiediaohemeihuagongluyuzhouweihuanjingguanxi。tongchangxuanzeshutigaoda、shuxingyoumeideqiaomuzuoweigugan，yiguanmuzhiwupeizhiweifu。
