An apparatus for cultivating plants may include a cabinet forming a space in which plants are cultivated; a door connected to the cabinet to open and close the space; at least one bed disposed in the space and configured to support at least one seed package accommodating a medium including seeds; and at least one light assembly that radiates light to the at least one seed package on the at least one bed. The light assembly may include at least one LED module including a plurality of LED groups; a light case that covers an upper portion of the at least one LED module; and a light cover coupled to the light cover and supporting a lower portion of the at least one LED module.