Highway greening platform

The utility model discloses an expressway greening platform which comprises a drainage ditch arranged on the side edge of a road, and a greening groove used for planting plants is formed in the side,away from the road, of the drainage ditch. A water storage cavity is formed in the bottom of the greening groove, is lower than the drainage ditch and is communicated with the drainage ditch through aconnecting pipe; the water storage cavity is communicated with the greening groove through a water permeable hole, a water guide pipe is arranged in the water permeable hole in a penetrating mode, the top end of the water guide pipe is located in the greening groove, the bottom end of the water guide pipe is located in the water storage cavity, and water permeable through holes are formed in theside wall. Redundant rainwater is collected by arranging the water storage cavity and used in drought, so that the labor intensity of plant irrigation in the greening table can be reduced to a certainextent, and manpower and ma