The Josephine Porter Institute

global hive: what the bee crisis teaches us about building a sustainable world by horst kornberger

observing nature’s secret by roger druitt

dancing with the earth changes abridged by marko pogačnik

farming in the presence of nature by athena tainio

growing a revolution by david montgomery

secrets of fertile soils by erhard hennig

a grand metamorphosis: contributions to the spiritual-scientific anthropology and education of adolescents by peter selg

agriculture abridged: rudolf steiner's 1924 course

2022 biodynamic pest pepper video (recording)

the hidden half of nature by david montgomery

new eyes for plants: a workbook for observing and drawing plants by margaret colquhoun illustrated by axel ewald

foodwise: understanding what we eat and how it affects us by wendy e. cook

gardening as a sacred art by jeremy nadler

the best of the barefoot farmer ii by jeff poppen

spiritual ecology by rudolf steiner

knowledge of the higher worlds (cw10) by rudolf steiner

the four seasons and the archangels, five lectures by rudolf steiner

weeds: control without poisons by charles walters

the planter of modern life by stephen hayman

understanding society through spiritual -scientific knowledge by rudolf steiner collected works cw191