Biodynamic Preparation 505: Oak Bark

The bark of an old friend. Biodynamic Preparation 505: Oak Bark Our first introduction to Biodynamic Compost Preparation 505, Oak Bark, was as one of the ten sprays our biodynamic consultant used to ripen a failing mountain vineyard. It was already late September and the grapes were six weeks behind schedule. The winemaker informed us… Read more »