Essential Natural Plasters
A Guide to Materials, Recipes, and Use
Michael Henry author Tina Therrien author
Format:Paperback
Publisher:New Society Publishers
Published:9th Aug '18
Should be back in stock very soon

A veritable cookbook of natural plaster recipes and techniques for beautiful, durable finishes
Essential Natural Plasters is the most comprehensive guide to making and using natural plasters for all types of buildings. It covers clay, lime, and gypsum plasters; waterproof tadelakt plaster; fibers and additives; interior and exterior use; substrate preparation; mixing, testing, and tinting; and practical application tips.
Create Beautiful, Durable Finishes with Natural Plasters That Last for Generations
Part of the Sustainable Building Essentials Series, Essential Natural Plasters is the definitive hands-on guide to working with clay, lime, and gypsum plasters for healthy, high-performance interior and exterior finishes. Learn how to create breathable, low-impact surfaces that regulate moisture naturally and deliver timeless beauty.
What You'll Learn
- Healthy, High-Performance Finishes: Use breathable plaster systems that manage moisture, improve indoor air quality, and contribute to long-lasting buildings.
- Materials and Recipes That Work: Source site soils, sands, fibers, and binders, and learn proven recipes for clay, lime, gypsum, and specialty plasters.
- Interior and Exterior Applications: Apply plasters in dry and wet environments, including durable exterior finishes and specialty plasters such as tadelakt for bathrooms.
- Substrate Preparation Made Clear: Prepare surfaces ranging from straw bale and cob to lath and drywall for reliable adhesion and durability.
- Step-by-Step Techniques: Learn how to set up a safe, efficient worksite and master mixing, testing, tinting, repairing, and applying plasters with confidence.
- Expert Recipes and Real-World Insight: Access coveted plaster formulas and techniques from leading practitioners across North America and Europe.
Richly illustrated and deeply researched, this guide functions as both a practical how-to manual and a trusted reference for ongoing projects. It is ideal for owner-builders, natural builders, designers, and professionals seeking beautiful, durable, and low-impact finishes.
Written by Michael Henry and Tina Therrien, respected practitioners with decades of hands-on experience, Essential Natural Plasters distills hard-won knowledge, experimentation, and best practices into a clear, accessible resource.
Explore the full Sustainable Building Essentials Series for highly illustrated, step-by-step guidance on natural materials, resilient construction methods, and high-performance building systems.
"More than a book on plasters, Essential Natural Plasters delves deep into the world of natural building, explaining the detailing and function of walls finished with natural plasters in addition to the fundamentals of plasters made from earth, lime, and gypsum. It covers the spectrum of natural plasters, providing fundamental advice on mixing, application, and finishing, but also discusses often overlooked details such as masking and maintenance. Including tons of recipes, Essential Natural Plasters should be in the hands of every natural builder."
— Kyle Holzhueter, PhD, First Degree Certified Plasterer, Permaculture Center, Kamimomi, Japan
"This is hands down the most comprehensive book on natural plasters that I've ever read. The authors include information you'd expect in a textbook, yet they write in a clear, easy-to-read style. Everything you'd want to know about natural plaster is included - from preparation and planning, through choosing materials, application techniques, and even recipes. Essential Natural Plasters is indeed essential for every natural builder's library."
— Sigi Koko, Down to Earth Designs, www.buildnaturally.com
"From an engineer's point-of-view, plaster can be both a weak point and a strength in a natural material wall assembly. Tina and Michael, supported by their myriad plastering guru contributors, have curated a wonderfully broad and incredibly detailed recipe book for anyone who wants to work with natural plasters. There is background on a wide variety of materials, wisdom from many projects, and inspiration galore here. For anyone from beginner wall finisher to expert plasterer, this is a valuable resource - one that moves the state of the art forward here in North America."
— Tim Krahn, P. Eng., structural engineer at Building Alternatives Inc.
"Essential Natural Plasters: A Guide to Materials, Recipes, and Use is aptly named. Tina Therrien and Michael Henry have delivered a thorough and honest easy-to-read guide for anyone interested or working in the natural plaster field. This book guides the reader through the stages of plaster work, beginning with onsite and personal safety and closing with much-needed coverage calculations that only a professional would know. They have given the reader an unprecedented 27 plaster recipes from around the world developed by professionals to help guide others in the complex and temperamental field of working with natural materials. The information in the book will save others years of personal study and experimentation I wish I had this book 20 years ago when I started out."
— Janine Bjornson, Natural Builder, Educator, and Consultant
"Tina Therrien and Michael Henry have created a superb, comprehensive, and well-illustrated guide to natural plasters. Drawing on their own extensive experience, and the experience and wisdom of other leaders in this field, they have woven together a treasure trove of practical and insightful information about materials, processes, decision-making, recipes, tricks of the trade, and essential practices."
— David Eisenberg, Director, Development Center for Appropriate Technology
"Essential Natural Plasters is the book I've been waiting for - clear, concise, and thorough knowledge delivered in a thoughtfully organized format. Finally, a book for plasterers by plasterers with a fountain of knowledge on the subject and a killer selection of recipes, to boot. This is easily my new go-to resource for all things natural plaster in North America."
— Ziggy Liloia, owner, instructor, builder, The Year of Mud
"Essential Natural Plasters is definitely an essential book for anyone wanting to understand the complex art of mixing and applying appropriate natural plasters both inside and outside their building project. The authors have drawn on their extensive experience as professional plasterers, as well as the expertise of numerous others well-versed in the art of plastering. The myriad recipes for specific plasters for virtually every application is well worth the price of the book alone."
— Kelly Hart, author, Essential Earthbag Construction and founder, www.greenhomebuilding.com
"Born-again natural builders, in these pages you can hear the voices of the past researcher and former educator who are the authors. Essential Natural Plasters is one part carefully detailed cookbook to three parts practical, shared experience, blended deftly with an admixture of inspiration and a dash of humor. Together, Tina and Michael reveal the great secret recipe that is natural plastering: experiment, fail, repeat, enjoy."
— Ben Polley, co-founder, Evolve Builders Group Inc, founder, Fermata - Works of Earth
ISBN: 9780865718708
Dimensions: 279mm x 216mm x 11mm
Weight: 645g
224 pages