Abstract: This text has introduced the geographical position of the dark plain sand ground of hair and climate characteristic briefly, can be used in the main wild ornamental plant afforested in cities and towns and describe in detail to the sand district, have proposed feasibility utilizing and protective measure. aowusu sand is located north latitude 37°30' ~ 39°30', east longitude 107°20'~ 111°30', area 42,200 km2, Elevation 1000~1600m, Including Neimenggu 's south, north of Shaanxi yulin,Northeast of Ninxia, involves 14 counties (flag) more than 150 villages and towns. The test indicates, some wild ornamental plant or coming in every shape, meet the frost and proud snow to introduce a fine variety; Or the design is gorgeous , colorful, make people pleasing , have higher ornamental value. Especially cold-resistant able to bear droughting, barren-resistant, resist sand blown by the wind, suitable for in maos of dark plain sand district popularizing and planting, the urban environment of sand district of green coverage, create the garden view with local characteristic of sand district.