Oak bark 505 is one of the nine preparations used in Biodynamics.

How made: Crumbled Bark is placed in the Meninges-lined skull of a domestic farm animal. (three layers of membranes known as meninges protect the brain and spinal cord). The bark-stuffed skulls are placed in a watery environment between autumn and spring the following year.

Oak bark preparation 505

  • promotes calcium processes
  • inhibits fungal pathogens
  • insecticide through tannic acid.
  • puts the shaping forces exactly where plant diseases might otherwise develop
  • brings intelligence to the soil and the crops growing there.