现代城市,有高楼大厦的新建筑,也有顶脊毗连的旧平房。在城市绿地奇少的情况下,要扩大城市的绿化效应,进一步改善城市小气候,使人们在更舒适的环境中工作、学习,生活。这些新旧建筑的墙面,屋顶就必须加以利用,形成垂直绿化。垂直绿化是扩大城市绿化效应的有效途径。 垂直绿化特殊的优点是:占地少,绿化面积大,生长快,绿化方式多样,可以更靠近住宅,尤其是适合现代城市中高层建筑的需要。同时,垂直绿化还能顾全到美观,与建筑配合,丰富其立面效果,形成完整的构图。 墙面的绿化植物材料,以藤本植物为主。藤本植物依其攀附习性又可分为:(1)攀附藤本:茎上能长出很多细小的不定根吸附攀登它物的藤本。如凌霄、五叶地锦、爬墙虎等。(2)缠绕藤本:靠茎本身螺旋状扭转缠绕它物的藤本。如金银花,牵牛花等。(3)攀援藤本:借助于感应器官:变态叶、叶柄、卷须、枝条等,攀援它物的藤本。如葡萄、鸡蛋果等。(4)钩刺藤本:靠钩 Modern city, with new buildings in high-rise buildings, but also the old bungalows adjoining the roof. In the case of a small urban green area, it is necessary to expand the urban greening effect, to further improve the urban microclimate and to make people work, study and live in a more comfortable environment. The walls of these new and old buildings, the roof must be used to form a vertical green. Vertical greening is an effective way to expand urban greening effect. Vertical greening special advantages are: small footprint, green area, fast growth, greening a variety of ways, can be closer to residential, especially for the modern city high-rise building needs. At the same time, the vertical greening can also take into account the beautiful, with the building, enrich its facade effect, the formation of a complete composition. The wall of the plant material to liana-based. Climbing habit of vine according to their can be divided into: (1) Cling to the vine: the stem can grow a lot of small adventitious roots climbing its climbing vine. Such as Peak, five leaves to Kam, climbing wall tiger. (2) wound around the vine: by the stem itself twisting twist around it’s vine. Such as honeysuckle, morning glory and so on. (3) climbing vine: With the help of sensors: abnormal leaves, petioles, tendrils, branches, etc., climbing its objects Fujimoto. Such as grapes, egg fruit and so on. (4) hook thorn vine: by hook