Together with the current organic trend, holistic lifestyles are common these days. People living this kind of lifestyle typically have to grow herbs as well as other plants to experience the health benefits, and they have to be grown organically. Look at fantastic organic gardening tips here on this page.
https://www.youtube.com/watch?v=HPaODI8f1a4
http://www.dailymotion.com/video/x2o4xrt_untitled