Fuente: WIPO "tomato" An irrigation assembly includes a main manifold having a main channel for conveying fluid and branch irrigation lines stemming from the main manifold. Each irrigation line conveys fluid from the main channel, and includes openings for emitting the fluid. A tower conveyance system includes a track for carrying double-sided grow towers, and a reversing mechanism for receiving the towers at a return end, and repositioning the towers so that a leading edge of the towers received by the reversing mechanism becomes a trailing edge when the reversing mechanism moves the towers to a forward end.