A structure for reinforcing a greening member includes and a constructionmethod thereofare provided. The structure for reinforcing a greening member comprises agreeningmember adapted for being placed on a surface of an area to be greened, apositioning cover(2), a positioning member (3) and a rope (4). The positioning member isadapted to beinserted into the ground of the area to be greened. A positioning member isprovided with apivot portion (31). One end of the rope is fixedly connected to the pivotportion, and theother end is exposed out of the ground of the area to be greened and passesthrough thegreening member to reach the positioning cover. The other end of the rope isfixed by thepositioning cover.