A growing system is provided that includes a rotomolded chassis that defines (i) an “interior” where plants are/may be located, and (ii) an “exterior” that at least partially defines a perimeter around the interior. The chassis generally includes stacking elements which allow one chassis to be stacked one upon the other. The disclosed growing system also generally includes (i) means for delivering liquid into the chassis, (ii) means for draining liquid from the chassis, and (iii) means for supporting plants that is conducive to their growing within the chassis.