This action-packed, hands-on/feet-on workshop is for adults and youth ages 12+ accompanied by parents who intend to build their own cob home! Test your grit during 10 days at Cob […]

🪷 Natural Plaster – Clay & Lime Finishes for Earth Walls📅 September 24–28 (5 days)💰 $580 Ready to turn raw earth walls into polished works of art? This hands-on workshop […]

This workshop is a great introduction to natural building materials and methods. We will build a wood-fired cob bread/pizza oven from start to finish. Students will build the stone foundation, […]

✨ Join Us for a Natural Plaster Workshop in Parkdale, OR! ✨ We’re excited to announce the first session in our two-part natural plaster workshop series happening October 6th–10th at […]

🏡 Reciprocal Green Roof: Structure, Geometry, and Living Roof Design📅 October 12–16 (5 days)💰 $580 Curious about building a self-supporting roof system that’s both elegant and engineered to last? Join […]

Dates: October 13 – October 17, 2025 (YES. We are still having the workshop as scheduled.) Location: Greeneville, Tennessee Come and join us in beautiful eastern Tennessee for our next […]

Join us for Phase 2 of our Bioconstruction Workshop series November 15 - 23, 2025. Please register HERE Description:  9 days  on a 24-acre 68-animal Farm and Nature Sanctuary as […]

Come and experience our natural building oasis, agroecology farm, and ecotourism project in the cloud forests of El Salvador´s highest mountain range! Our next natural building workshop is planned for […]

Introduction to Cob In this one day workshop you will learn the fundamentals of building with cob. This hands on class is located at SpiritWood Natural Building in Victor, MT. […]

January 18-February 22, 2026 Manatí, Puerto Rico Clay Sand Soul invites you to come warm up and get muddy this winter at Montaña Manatí, a permaculture retreat center located minutes […]

THE PROJECT   Eugi from Argentina bit by the Cob Bug and ready for more in 2026!   The 5-week Advanced Cobber Certification Workshop students will be building the first […]

Tool Lending Library Build 📅 February 21 | 8:00 AM – 3:00 PM 📍 Riverside-Corona Resource Conservation District (RCRCD), Riverside, California Join us for a hands-on natural building day as […]

Súmate a este workshop intensivo de cob teórico y práctico! Durante 8 días construiremos un horno de barro completo con banca de cob, de inicio a fin. En este workshop certificado, aprenderás a analizar tierras arcillosas […]

Tool Lending Library Build 📅 March 28 | 8:00 AM – 3:00 PM📍 Riverside-Corona Resource Conservation District (RCRCD), Riverside, California Join us for a hands-on natural building day as we […]

This spring we’ll be hosting three hands-on hempcrete workshops in Parkdale, Oregon and Underwood, Washington. The focus is on real-world learning and application, combining our comprehensive lecture series covering material […]

Dates: April 20 – April 24, 2026 (YES. We are still having the workshop as scheduled.) Location: Parrottsville, Tennessee Come and join us in beautiful eastern Tennessee for our next […]

This spring we’ll be hosting three hands-on hempcrete workshops in Parkdale, Oregon and Underwood, Washington. The focus is on real-world learning and application, combining our comprehensive lecture series covering material […]

Tool Lending Library Build – Earthen Floor Workshop 📅 April 25 | 8:00 AM – 3:00 PM📍 Riverside-Corona Resource Conservation District (RCRCD), Riverside, California Join us for a hands-on natural […]

Join us for a theoretical and hands-on workshop focusing on earthen building through the techniques of cob and adobe. In this 10-day intensive workshop, we will build a complete cob oven with a built-in grill and working table, as […]

This spring we’ll be hosting three hands-on hempcrete workshops in Parkdale, Oregon and Underwood, Washington. The focus is on real-world learning and application, combining our comprehensive lecture series covering material […]