Science of Nature brings you information to fortify everything you grow. Dave Royal is offering classes where he teaches in-depth plant biology and soil-plant relationships. Dave Royal has consulted companies from all around the world. Dave has been involved in his family business, Earthworm Soil Factory, for over 18 years and overtime realized how important specific key information was for the success of the soil. in 2008 he started the Science of Nature informational classes and workshops.