The characteristics of Kanuma soil are that it is acidic soil that does not contain fertilizer, the grains are hard and hard to collapse, and it is porous and has excellent inflow and outflow of air and water. Especially the water retention capacity is much higher than other pumice stones. Kanuma soil, which has high water retention and breathability, is porous and has high water retention, and is clean soil that contains almost no nutrients such as soil organic matter, pests, and weed seeds, so it is a soil for cuttings of trees that dislike germs. Is pleased as. The exquisite blend that we have developed independently makes a difference in how we grow. Dr. X, who is particular about the results, always reflects the voices of customers and does not cut corners in product manufacturing.