ABSTRAC The experiment effect of plant spacing and weight of mulching on growth of ginger had been carried since Novem- ber, 29-1990 until April 04-1991. Its located at Mertoyudan Magelang. The soil type latosol on altitude 340 m, pH 6,0. The design was used factorial with Randomized Comple- te Block Design (RCBD), to consist of 2 factor and 3 repli- cation. First factor : Plant spacin…