This invention pertains to a plant container. The plant container is characterised, essentially, by: a rigid frame (1) formed by at least two mounting supports (2), one for each side of the container, a top ring (3) preferably in a quadrilateral shape, supplemented with lateral and transverse (5) and longitudinal reinforcing beams (4); a soil, water or plant substrate reservoir (6), supported on said frame; a water deposit (7); and a water transmission system to said substrate.