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Soil, media, substrate or just plain dirt, which is correct?
by Ed Jones, the Booster guy
...Dirt. What is it really and does it matter what you use to grow your plants? What is the right dirt for growing plants? In the growing industry, we refer to it as soil, media or substrate. In the real world, we just call it dirt. But is it? Is it just dirt or is it something special? We will try to give some good insight in this article...