I first came across Rock Dust around a year ago while researching soil remineralization. Most beginners will inevitably reach a point when they start looking to improve their growing medium and that’s usually after the first season of growing. Rock Dust comes with some bold claims. It is said to help build soil, increases pest resistance, increases crop yields and increases microorganism diversity, and amount. Also known to help with water retention in soil and removes the need for chemical fertilizers….