Outstanding in its completeness, The Master Book of Herbalism fulfills a need that has long been felt by students of the magickal arts. In his sincere and gentle manner, Paul brings over 15 years experience as he writes about: the medicinal use of herbs, including illustrations of plants easily found in the wild; history and religious lore with specific background information on individual herbs; herb gathering and storage the magickal way; the herbalist as a magickal practitioner; incenses, oils, amulets, elixirs, balms and fluid condensers including detailed information on how to create them; herbs and their relationship with gemstones, etc.; herbal links with astrology and the tarot; rituals; the use of herbs in seasonal festivals, initiations, handfastings, purifications, etc.
Well-known throughout the neo-pagan and Wiccan world, Beyerl's columns and articles have appeared in many publications. A guest speaker at many of the early pagan gatherings, he has conducted seminars and workshops throughout the U.S. He appeared as a guest presenter at the Harvest Moon Celebration in Los Angeles annually from 1986 through 1994. Since 1993 his work has been focused in the Pacific Northwest where he works with The Rowan Tree Church and The Hermit's Grove, work with the Wiccan offenders in several prisons and teaches both at The Hermit's Grove and Seattle Central Community College.
The Master Book of Herbalism is a well-known, having sold over 50,000 copies, considered an essential book by the metaphysically-oriented herbalists. Beyerl has been teaching workshops and courses in various aspects of healing since 1976. His work as a teacher within herbal medicine and spiritual disciplines led to the founding of The School of Healing in the early 1980's in Minneapolis. The Master Book of Herbalism was the foundation for work which now includes A Compendium of Herbal Magick and an advanced program which leads to certification as a Master Herbalist.