Curb drainage ditch with greening maintenance function

The utility model relates to the technical field of drainage ditches, and discloses a curb drainage ditch with a greening maintenance function, which comprises an upper shell, the lower end of the upper shell is connected with a lower shell in a clamping way, the outer side of the upper shell is provided with a water inlet hole, the inner part of the upper shell is fixedly provided with a partition plate I, and the inner part of the partition plate I is provided with a through hole. According to the curb drainage ditch with the greening maintenance function, the bottom of the curb drainage ditch is connected with the water outlet pipe, in rainy days, rainwater enters the drainage ditch, through holes and a filtering mechanism are arranged in the drainage ditch, the rainwater is secondarily filtered, the filtered rainwater is discharged from water outlet holes in the bottom of the water outlet pipe and enters greening soil, and the cleanliness of the rainwater is improved; external water can be conveyed into t