What is KISS?
marijuanaisgr8 Reviewed by marijuanaisgr8 on . Critique my Potting Soil Mix 25 quarts mushroom compost (because its available) 25 quarts peat based potting soil (because its Available) 15 quarts perlite (Drainage) 2 cups greensand (Micronutrients, small amount of potassium, drainage) 2 cups lime (calcium, magnesium, and to PH balance the peat based Potting Soil) Rating: 5