Element uruchamiający dla instalacji nawadniającej rośliny, zestaw nawadniający i instalacja nawadniająca rośliny zawierająca taki element uruchamiający
The priming element (7) has a flexible hose (4) including an end portion (5) for dipping into a water tank (3), and another end portion (6) opposite the former end portion. A water supply device (16) is placed along the hose, and fluidly connected to the hose. A mounting portion (8) is intended to be mounted on the latter end portion of the hose, where the mounting portion includes a passage opening through which the latter end portion of the hose extends. A sealing unit sealingly closes the latter end portion of the hose. Independent claims are also included for the following: (1) a kit for a plant-watering facility (2) a plant-watering facility.