The invention relates to a device (1) for cultivating one or more plants (5), said device (1) having at least one first and one second chamber (10, 20) that are separated from each other by a first dividing wall (15). The interiors of the first and the second chamber (10, 20) are connected by one or more connecting openings (16) in the first dividing wall (15), and the second chamber (20) has one or more outlet openings (26) that lie on a second dividing wall (25).