I let you know but I think there will be no difference with perlite alone or with the mix Roland 2013/1/3 Ina <klazina@orcon.net.nz>: > Letus know later how it goes Roland. -- R de Boer La Maugardiere 1 F 27260 EPAIGNES FRANCE Phone./Fax 0033-232-576-204 Email: bulborum@gmail.com