Aoki Imported Bonsai tree soil blend is well-known and well-loved in Japan. The blend is Akadama, Fuji & Kiryu soils. All three are of volcanic origin.The grain in this Aoki mix is small (5mm) and is suited to all sizes of trees.
Aoki is designed primarily for conifer bonsai, but will work well with almost any type tree
Aoki has been catching one here in the States, with an increasing number of bonsai growers enjoying successful results
1 gallon bag soil mix, Small grain (5mm)