A stackable planter assembly includes a plurality of planting boxes that each has a plurality of planting portions for have plants being planted therein. Each of the planting boxes has a drain that is centrally positioned between each of the planting portions for has water pass therethrough. The planting boxes are stackable on top of each other and having the planting portions on each of the planting boxes being offset with the planting portions on an adjacent one of the planting boxes. A plurality of receivers is each coupled to and extends outwardly from a respective one of the planting boxes. Each of the receivers is aligned with a respective one of the receivers when the planting boxes are stacked on top of each other. A plurality of poles is each extendable through respective ones of the receivers for retaining the plurality of planting boxes on top of each other.
