Into a 5 gallon spackle bucket goes 50% new miracle gro potting mix. 50% used miracle grow from this summer past deck grown in pots plants (potatoes, eggplant, squash etc). Near a quart of pearlite, 1 tsp fireplace ash (oak), 1/4 cup espoma 5-4-4 feather meal, 1 tsp lime pellets with mag, 1 tsp...