The utility model provides a wall-mounted water and fertilizer circulation cultivating device which comprises base plates. The base plates are fixed onto a fade wall. The wall-mounted water and fertilizer circulation cultivating device is characterized in that suspension bags are fixed onto the base plates, plant cultivating bags are movably placed in the suspension bags, drip irrigation parts which are connected with one end of a water delivery pipe are arranged above the base plates fixedly provided with the suspension bags, and a liquid collecting tank which is connected with a water tank or a water pond is arranged below the base plates. The wall-mounted water and fertilizer circulation cultivating device has the advantages that the suspension bags can be conveniently fixed onto the base plates on the fade wall row by row, and accordingly the corresponding cultivating bag where plants are cultivated can be conveniently placed in each suspension bag; the cultivating bags can be timely replaced according to growth conditions of the plants or requirements of variety and color assortment of the plants, so that horticultural culture requirements can be met, and the fade wall can be greened and beautified; the wall-mounted water and fertilizer circulation cultivating device with the drip irrigation parts, the liquid collecting tank, the water tank or water pond, a water pump, a controller and the like can be automatically started, and water and fertilizers can be regularly and quantitatively irrigated on the plants, so that the sufficient water and sufficient nutrition can be kept for the plants, growth requirements of the plants on the fade wall can be met, the water and the fertilizers are circulated and applied to the plants, and the wall-mounted water and fertilizer circulation cultivating device is low in cost.