Listed Chronologically

The Bioarchitecture Primer

Weekends in April, 8 days — Online

Discover the abundance and financial freedom of a self-reliant, healthy, regenerative home. Join us for a comprehensive 8-day introduction to bioarchitecture. Learn to design and build structures with natural materials and forms which measurably promote health and longevity. Develop home designs that provide basic needs including autonomous off-grid systems, food gardens, and clean water through practical and affordable solutions. Utilize elements from natural building, bioarchitecture, permaculture design, building biology, and building science. Network with like minds and make new friends. Scott brings over 25 years of experience teaching the topics in this course. Join the class to begin moving toward a regenerative lifestyle.

See www.earthenhand.com for more information

Hyperadobe Earthbag Sauna Workshop

Artistic Natural Plasters and Paints

May 23 - 24, 2026 — Portland, OR

In this 2-day hands-on workshop, Learn the sublime art of natural mineral plasters and paints. You'll make and apply several types of plasters and paints including clay, lime, and magnesium oxide cement. The end result can be smooth, textured, colorful, and sculptural - limited only by your imagination! You'll come away with the skills to source, mix, and apply earthen plasters and paints. They can be applied to wide variety of walls including drywall, wood, concrete, adobe, strawbale, and more.

See www.earthenhand.com for more information

Catalan Vault Workshop

June 27 - 28, 2026 — Portland, OR

Discover the art of traditional Catalan vault building, a centures-old technique that creates stunning self-supporting structures using only bricks and mortar. In this 2-day hands-on workshop, you'l learn the fundamentals of this eco-friendly building method through hands-on practice under the guidance of expert instructor Scott Howard.

The catalan vault method uses thin bricks mortared together on end to form incredibly durable and gracile arched structures that are waterproof and stand the test of time. Also known Timbrel vaults, Guastavino vaults, or Mao Pla in Catalan meaning 'flat brick'. Students will learn the history of the technique, physics of thin shell structures, selecting materials, constructing the lightweight curve form, assembling bricks into the arc, and finishing the structure with a natural waterproof coating. No prior experience required.

See www.earthenhand.com for more information

Reciprocal Roof Construction

July 11 - 12, 2026 — near Portland, OR

The reciprocal roof design allows each rafter to rest on the next one in a continuous self-supporting whirl. It's an ingenious method that comes from the indigenous people of North America, and has gained immense popularity in natural building circles recently due to its efficiency and beauty.

Join us for a 2-day hands-on workshop where you will learn to construct this remarkable roof style with your own hands. Connect with like minds and make some fun memories.

See www.earthenhand.com for more information

Adobe Certificate Program

Adobe in Action is celebrating its 15th year of offering a full online Adobe Certificate Program in 2026. We just launched our winter/spring 2026 online schedule here. Register for all four winter/spring 2026 online classes at once for a savings of $240 ($60 per class) compared to registering for the classes individually. More info at:

https://adobeinaction.bigcartel.com/product/all-4-winterspring-2026-classes-online

Ecovillage Tours 2026

Visit ecovillages around the world. See www.ecovillagetours.com

On-Going Workshops for more listings.