Type of volcanic soil imported from Japan specifically used as a bonsai soil.

Akadama Tsuchi, literally "Red Ball Earth" is a type of volcanic soil imported from Japan for use as a bonsai soil. It offers properties of moisture retention and drainage that make it ideal as a soil component. The very best for conifers, though you can use it for anything. Use straight or mixed with other soils. Time tested for centuries in Japan as the perfect soil for Bonsai.