Three hempcrete homes went up in Colorado and Minnesota this summer, each with a different wall system: hempcrete cast in place on site, prefabricated hempcrete panels, and hemp blocks set in a steel frame. Builders reported costs from about $260 to about $400 per square foot.

Elections for all seven board of director seats of the US hemp building trade association are taking place online. Voting for leadership of the US Hemp Building Association ends December 9.

Twin houses built side-by-side on 10th Street in Fargo, ND, will compare the building and operational costs of hemp-lime insulation and “conventional” building, as well as the resilience and health environment in each type of building.