Artificial grass manufacturers according to the invention on the one hand consists
of natural grass and on the other hand of fibres which have been provided in the field at regularly spaced intervals, whereby the part of the fibre projecting above the ground functions to protect the grass plant and in particular to protect the growing point of the grass plant. The growing point is located at the point where the grass emerges from the mat, which for the field containing artificial grass according to the invention is the nutrient medium.