Abstract: A plant growing system including a base assembly, a pumping module, a plurality of vertical stacking units, each vertical stacking unit of the plurality of stacking units including sidewalls defining an interior vertical channel, an attachment section, and a plant receiving member that includes a plant-receiving aperture to permit a plant module to be positioned therein and extend into the interior vertical channel such that a portion of the plant module is in fluidic communication with the interior vertical channel, and an irrigation module comprising sidewalls, a center member having one or more apertures, an inlet port, and an outlet port.