Root control device for urban trees, intended to avoid the problems arising from uncontrolled growth of the roots in urban environments, characterized in that it comprises a tree (1) in which an orifice (2) is defined to accommodate the base of the trunk (3) of a tree, a plurality of wells (4) arranged uniformly and radially with respect to the center of the hole (2), filled with porous material, an irrigation system, composed of a plurality of irrigation conduits (6), in correspondence with the wells (4), intended to create humidity conditions inside each of said wells (4) to attract the growth of the roots of the tree towards said wells, and a physical barrier (5) disposed of concentric and inferior to the hole (2) to interpose in the advance of the roots toward the surface and redirect them toward the lower part of the ground. (Machine-translation by Google Translate, not legally binding)
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