Patent ID: 7971390

Claim:
An irrigation apparatus for providing water to one or more plants growing in a growing medium contained in a pot or tray supported in a fixed position, the irrigation apparatus comprising: a water container mounted for vertical movement relative to the fixed pot or tray between an upper position and a lower position and said water container vertically aligned with the fixed pot or tray; resilient means biasing the water container toward the upper position; means for supplying water to the water container; the means for supplying water including control means for selectively permitting and preventing flow of water into the water container, respectively; and the control means operable by operating means mounted below the water container to prevent flow of water when the water container is in its lower position; the arrangement being such that when the water container contains water and is in its lower position, the surface of the water in the water container is at a predetermined distance below the underside of the fixed pot or tray.