Soils, soilmixes and whether they are appropriated or not, better than others or not, seem to be the eternal discussion in Bonsai world.
Alain, thanks for the link, and I am sure this thread will NOT be transformed in a soil war.
Jaihawker,
as for Qualittá "Brazilian Akadama", the extractor of this product from the south of Brazil says about the composition:
Granulometry: 03 a 06mm
Ph: 5.6/5.7
Composition:
Ca: 29,73 Mg: 8,98 K: 0,35 CTC: 41,09 M.O.: 2,91 Z.: 4,92 Sat.B: 95,06 P: 388,66 Fe: 221 Sat.B: 79,05 Cu: 6,02
Relations: Ca/Mg: 3,31 Ca/K: 84,94 Mg/K: 25,66
