I am growing in : 50% Turpur, 25 % worm castings, 25 % Ocean Forest, and a dry mix of Alfalfa Meal, Kelp Meal, Fish Bone Meal, Azomite, Oyster Shell Meal, Humics, Bat Guano. I like the ease of it. Plants get rootbound much faster though, as they got the oxygen and food they need. I second those...