ok dude u dont wanna talk shit i will tell u that much right, now i dont care how much u know or who know, I do know what the hell im saying sorry to tell you but ive been growing since i was 5 with my father, and uncle.
As for the foxfarms soil why dont ya call them and ask them HOW MUCH IS REALLY IN THE SOIL. They recommend that you use there line of nuts with that soil becuase it has trace amounts in the soil...