vertically stackable benches and pallets for holding three inch and four inch diameter planting pots , wherein the benches can be entirely formed from wire . each of the benches has a center portion formed from a planar shaped wire grid . support members on opposite ends of the wire grid allow the benches to be stacked on top of one another while maintaining an airspace therebetween . each support member has an upper bent tip extending upwardly from the surface of the grid , and a lower legs that form a downwardly opening slot opening , the legs extending below the undersurface of the grid . the bent tips of a first bench interlock into the slot in the legs of a second bench that is stacked on top of the first bench . airspaces between each of the stacked pallets allows for seedlings in the pots to grow regardless of whether the pots are arranged in every grid opening or in staggered grid openings .