Biodynamic composting is regarded by many to be the ultimate method of composting. Starting with conventional farm sourced materials plus the addition of biodynamic preps and minerals it usually requires turning once. It is then covered and left to ‘do its own thing’ while heat and the fermentation process along with the worms ‘cleans’ up the materials producing a compost rich in a broad spectrum of microbes and plant available minerals.  Includes Follow-up Q&A with Hugo Disler and Hamish Mackay.