Bet the oven must be outside, cause the whole house is gonna smell
tlranger Reviewed by tlranger on . Making your own soil mixture for Cannabis! Making your own soil mixture for Cannabis is not tough. All you need to do is: mix two parts moss with one part sand and one part pearlite or sponge rock to each four gallons of soil.Test your soil for ph with litmus paper or with a soil testing kit available at most plant stores.To raise the ph of the soil, add 1/2 lb lime to 1 cubic foot of soil to raise the ph one point. If you want to use your own dug-up dirt you must sterilize it. For sterilizing, you can bake it in your oven for about an Rating: 5