<p>The plant cultivation device (1) comprises a frame (2) fixable to a wall (3) and supporting a first panel (7) presenting means (9) for retaining plants (10) with their roots (11) free in air in correspondence with a rear portion of the first panel (7) and their leaves (12) in correspondence with a front portion of said first panel (7). The device (1) also presents, in correspondence with the rear portion of the first panel (7), means (17) for dispensing water and/or fertilizer onto the roots (11) of the plants (10).
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