Harold Roth is among the foremost authorities on plants within the modern occult community. For over fifteen years, he has owned and operated Alchemy Works (www.alchemy-works.com), an online store focused on herb magic, where he crafts and sells incense, potions, and magical oils, as well as seeds. He is also an artist and his images have an occult slant (www.haroldroth.com). The Witching Herbs is his first book.