The invention relates to a container (100) for planting and growing plants, in the form of a one-piece assembly, characterized in that it comprises a plurality of planting and growing cavities (102), each of the cavities (102) being separated from the other cavities (102) by at least one partition, known as a dividing partition, extending over the entire periphery of said cavity (102) and comprising a bottom wall and at least one opening for letting water drain from said cavity (102) to outside said container (100). The invention also relates to structures created with such containers and to uses of such containers.