Ok wow they had bags of this stuff outside my health food store, of all places. So I picked up a few, they are pretty cheap in comparison to FF and others. $5 a bag. It looks like really, really good soil! I'm just adding vermiculite. Should I buffer with dolomyte lime?

Check it out, interesting:

http://www.organicmechanicsoil.com/product.html

What makes this potting soil perform so well? Organic Mechanics®
soil contains compost, forest products, coconut husk fiber, (also
known as coir, a by-product of coconut harvesting), pure worm
castings, and perlite. All growth trials performed show our potting
soil causes plants to produce more flowers, fruit and foliage as
compared to plants grown in our competitors potting soil.