Todd McCormick, a well know pot activist in California suggests that you use 3 parts soil to 1 part vermiculite and 1 part perlite. I have used that since the beginning and it works great for me.
Razer Reviewed by Razer on . soil mixture! i want to germinate seeds in potplants . What perlite/soil mixture should i use eg. 2 prats perlite to one part soil??? Rating: 5