3-1/2

Here's what I currently use for soil. If anyone has any suggestions for improving it, I'm all ears. 18 gal peat moss 18 gal compost 18 gal perlite 16 cups worm castings 1-3/8 cups soil sweetener 1-1/2 cups bone meal 3-1/2 cups bat guano (9-3-1) 2 cups greensand 1/4 cup Ful-Humix...