Flower planting structure of expressway

The utility model discloses a flower planting structure of an expressway, and relates to the technical field of flower planting. The isolation belt comprises an isolation belt mounting base, a placement plate is fixedly connected to the upper portion of the interior of the isolation belt mounting base, a plurality of insertion grooves are formed in the placement plate and penetrate through the placement plate, a plurality of limiting frames are fixedly connected to the lower end face of the placement plate, and the limiting frames communicate with the insertion grooves; flowers are planted in the flower planting frames, the installation base below the isolation belt installation base is directly installed on the isolation belt, the flower planting frames where the flowers are planted are directly inserted into the insertion grooves in the containing plate, and when the flowers need to be replaced, only the flower planting frames need to be lifted and taken out for replacement. A user can conveniently lift the