A plant container is provided that is configured to form an attachable /detachable quarter section of a 360° stackable planting system layer that can be stacked on the offset with identical engaged and coupled quarter sections forming stackable planting system layers and jointly may be further suspended in a hanging position. Said quarter section engaged and coupled with two identical quarter sections forms a 270° radially aligned Post or external corner mounted or stacked and mounted Planter. The quarter section engaged and coupled with one identical quarter section forms a 180° radially aligned wall mounted or stacked and mounted planter or singularly offers a plant container suited to mount within the confines of a 90° corner of two converging walls.
