I make my soil following this recipe:
3.5 gallons peat moss
1.75 gallons perlite
1.75 gallons vermiculite
40 g dolomite lime
10 g calcium sulfate
I mix in a concrete mixer I have for about 2 mins. PH should measure around 6-6.5 %.
I use jacks organic water soluble 20-10-20 with a ppm chart.