This book is a comprehensive manual on the bulk cultivation of psilocybin mushrooms, using do-it-yourself equipment made of common materials wherever possible. It walks you through every step of the procedure, providing easy-to-follow instructions, essential information, and useful advice about growing these magical fungi using a simple and economical methodology. This book provides hundreds of photos and diagrams to help you understand the process--also offering helpful resources for sourcing equipment and materials. Advanced procedures are also presented, allowing for rapid progression from the basics to more sophisticated methods of cloning and growing with agar.