Marijuana has thrived in soil mediums for a long time, as did other plants. But which type is suitable? As it turns out, there are quite a few to choose from. Not only can you use each independently but also in combinations. You can do it the easy way, buying organic potting mixed, for example. Or, you could also make your own. If you need help doing just that, then this is the right place to seek the answers to all questions on this substrate.