The present invention relates to a functional plant cultivation apparatus having an automatic water-supplying function. The functional plant cultivation apparatus includes: a container (1) which supplies fluid when a plug (2) is not separated from an inlet (11) defined in the lower portion thereof a plant cultivation apparatus body (3) having a plant cultivation space (5) in which a plant is cultivated, the outer lower end of the plant cultivation apparatus body (3) being coupled to a container holder (4) for seating the container (1) an upper vent hole (31) defined in a lower portion of the plant cultivation apparatus body (3) to supply the fluid supplied from the container (1) into the plant cultivation space (5) a pair of partition walls (52) protruding from a bottom surface of the plant cultivation space (5) so as to define a water path (51) for inducing the fluid discharged through the upper vent hole (31) into one side of the plant cultivation space (5) and a separation membrane plate (6) seated on the partition walls (52) to prevent the water path (51) from being blocked, the separation membrane plate (6) including a plurality of cut pieces (61) inclinedly cut downward into a triangular shape so as to supply the fluid upward and smoothly provide an environment in which moisture is supplied according to the growth of the roots of the plant.La présente invention concerne un appareil de culture de plante fonctionnel présentant une fonction de fourniture deau automatique. Lappareil de culture de plante fonctionnel comprend : un récipient (11) destiné à fournir un fluide lorsquun bouchon (2) nest pas séparé dune admission (11) définie dans la partie inférieure de celui-ci un corps dappareil de culture de plante (3) comprenant un espace de culture de plante (5) dans lequel une plante est cultivée, lextrémité inférieure externe du corps dappareil de culture de plante (3) étant accouplée à un support de récipient (4) destiné à supporter le récipient (1) un trou daé