A system for hydroculture includes panels (1) provided with holes (2) for receiving vegetable plants. Two of such panels (1) are assembled to form a structure of triangular cross-section. A spray tube (3) provided with nozzles (6) is disposed between the panels (1) and a nutrient solution is applied under pressure to the tube (3) to be sprayed on to the roots of the plants. A drive (7, 8) is provided to protect the spray tube (3) in alternating dirctions.
