Wine Cult?

Spook Hills in the Lab :

"To start with, what exactly is biodynamics? It is a method of organic agriculture admixed with some odd extras. These additional methods include taking into account cycles of the moon and relative positions of the zodiacal constellations when farming, as well as applying different sorts of homeopathic or esoteric 'preparations' to the vineyard soil. These and other similar pretensions are set against a complex background cosmogony that makes the whole process not unlike a quasi-religious movement."