According to the present invention a field of grass and a grass mat are characterized
in that they comprises at least in part the artificial grass manufacturer system according to the invention. A method of improving a field of grass, according to the invention, is characterized by by inserting artificial grass blades of the artificial grass system according to invention within said field of grass. In this way the present invention provides processes to prepare and improve several types of artificial grass field. The artificial field of grass may be provided with capillary blades according to the present invention all over the surface. Alternatively the capillary blades may be provided and inserted in an existing field of grass in between existing natural or artificial grass blades, the latter being solid.