19 Vertical hydroponic gardening systems, including greenhouse and home-based hydroponic systems, sold as a unit, primarily comprised of non-metal vertical growing walls, and also including wall support racks, hydroponic tiles, stands, displays, receptacles for holding a plant or growing medium, plant supports, gutters, plumbing systems consisting of tanks, pumps, piping, filtration, and valves for both irrigation and drainage, and control systems that automate all irrigation activities