Abstract: (a) The invention relates to a method of and an apparatus for industrially growing particularly mushrooms and also to a substrate used for such cultivation.(b) A method characterized in that a substrate is used which consists of a mixture based on hemp stalks, the substrate being prepared by impregnation in water, whereupon the substrate is fixed on supports constituting vertical walls, whereupon the apparatus (1) carrying the substrate is placed in an incubation room and then in a growing room.(c) The present invention has its main application in the mushrooms growing industry.