Ok I started with 2 30lb bags of an organic potting soil with earthworm castings 20% 80%humus 0.05n 0.05p 0.05k to that I added 10 of composted cow manure,perilite,a large bag of coco,and a bag of earthworm castings,to that I added another soil mix that had dolimite lime,humus,sand,and composted rice hulls
if you want I can give you his contact info?