A vertical planting apparatus includes a water storage tank, an n-shaped vertical frame extended upwardly from a side of the water storage tank, a water pump motor installed at the water storage tank for pumping irrigation water stored in the water storage tank out from the top of the n-shaped vertical frame through a water delivery pipe, a water permeating layer hanged within a range surrounded by the n-shaped vertical frame, and a plurality of bags formed on the water permeating layer and provided for growing plants, and the irrigation water outputted from the water delivery pipe enters into the permeating layer through the top of the n-shaped vertical frame and permeates sequentially from top to bottom into each of the bags.