Translations:Manfred Klett: Von der Agrartechnologie zur Landbaukunst/1528/en

Medically it is the rhizome roots of valerian that are used; in the canon of the other compost preparations, however, it is the blossoms, or blossom-related processes — as with stinging nettle and oak bark. In the blossom the plant dies on the one hand, manifesting its archetypal image in form, colour and fragrance; on the other hand, in the flowering process the earthly stream of substance comes alive.