Watering hose system comprising a garden hose, which is formed in a multilayer manner with an inner cover layer, which is surrounded by a fabric and in which a second cover layer is applied over the fabric, in which a relief structure is formed in the outwardly extending surface, wherein the relief structure is formed with respect to the longitudinal axis of the garden hose and in a direction parallel to the longitudinal direction has at least one radial recess or protrusion with respect to an average radius of the outside of the cover layer, wherein the relief structure comprises a plurality of protrusions and/or recesses following successively in longitudinal direction, and wherein the relief structure occupies less than 30%, in particular less than 20%, of the outer surface of the cover layer, and having at least one connecting part which can be arranged at a hose end, and having at least one connecting part which can be arranged at a hose end, wherein the connecting part has a connecting piece insertable into the interior of the hose and retaining elements, which can be pressed against the surface of the hose with retaining structures by means of a union nut having a conical section, wherein the holding structures point towards the garden hose and their holding elements are constructed as arms pivotable transversely to the hose axis, and wherein the holding structures are formed as circumferentially extending ribs, characterized in that the holding structures of the holding elements and the relief structure of the hose are formed at least in sections approximately complementary to one another, so that a form-fitting or form-fitting like connection of the connecting part with the hose end is given. comprising a garden hose, which is formed in a multilayer manner with an inner cover layer, which is surrounded by a fabric and in which a second cover layer is applied over the fabric, in which a relief structure is formed in the outwardly extending surface, wherein the relief structure is formed with respect to the longitudinal axis of the garden hose and in a direction parallel to the longitudinal direction has at least one radial recess or protrusion with respect to an average radius of the outside of the cover layer, wherein the relief structure comprises a plurality of protrusions and/or recesses following successively in longitudinal direction, and wherein the relief structure occupies less than 30%, in particular less than 20%, of the outer surface of the cover layer, and having at least one connecting part which can be arranged at a hose end, and having at least one connecting part which can be arranged at a hose end, wherein the connecting part has a connecting piece insertable into the interior of the hose and retaining elements, which can be pressed against the surface of the hose with retaining structures by means of a union nut having a conical section, wherein the holding structures point towards the garden hose and their holding elements are constructed as arms pivotable transversely to the hose axis, and wherein the holding structures are formed as circumferentially extending ribs, characterized in that the holding structures of the holding elements and the relief structure of the hose are formed at least in sections approximately complementary to one another, so that a form-fitting or form-fitting like connection of the connecting part with the hose end is given.