Michael Moore wrote numerous classic works on the herbal plants of the West and Southwest, including Los Remedios: Traditional Herbal Remedies of the Southwest, Medicinal Plants of the Desert and Canyon West, and Medicinal Plants of the Mountain West, as well as a host of clinical herb manuals. He was the founder and director of Southwest School of Botanical Medicine, in Bisbee, Arizona, where he worked as a writer, researcher, therapist, and teacher for professional herbalists.