Akadama

Akadama
Bonsai Jirushi Kobayashi or Double Red Line (based on availability)
3-6mm

An extraordinary substrate with a proven track record.  Akadama can be used alone, with pumice, or with both pumice and kiryu.

At Canada Bonsai, most trees are in the following mix:
50% Akadama
25% Pumice
25% Kiryu