Editor's note: This article has been reviewed and updated for accuracy in 2026. Are you a cannabis advocate? If so, you might be thinking about cultivating it yourself. Whether you intend on using it for your own medicinal or recreational use or to sell to others via a 420 business that you’re intending on launching, if you’re planning on growing your own weed, there’s no doubt that you want the process to go as smoothly as possible and you want to yield top-quality plants. While there are several factors that will impact your cannabis growing efforts, like light and moisture, there’s another critical element that you cannot overlook: the soil. Soil not only grounds your plants, but it feeds them the vital nutrition that they need to grow. Sure, you can toss seeds into any soil and you may have luck getting plants to emerge, there’s no guarantee; not to mention the fact that if plants do grow, there’s a possibility that they will be of subpar quality. If you want to up the chances that your seeds will flourish and will yield premium-grade buds, you need to start with high-quality soil. That’s where “super soil” comes in. What is super soil? What does it contain? What are the benefits of using super soil? Should you try your hand at making it yourself or buying pre-packaged varieties? To find the answers to these questions and more, keep on reading. What Exactly is Super Soil? Thanks to the leg