Pro mix

Hey guys
I want to get a few bags of pro mix and mix in some castings and other orgaincs.. Does anyone have any good recipes? Or point me to some grows using pro mix?? Thanks in advance

I'm using this Pro Mix bx and I innoculate it with some biology from the Just Right Xtra. I mix it abour 75% Pro Mix 25% Xtra.

Where do you get that just right stuff?? And whats it have in it? Thanks bud