david_lee_hoffman_the_last_resort
ECO LIVING: At his compound in Lagunitas, where he has built structures, and rainwater catchment systems (above) without permits for decades, David Lee Hoffman educated guests this weekend about using earthworms to turn kitchen scraps and human excrement into fertilizer.    David Briggs

A grand Japanese farm-style roof, a boat amidst a pool of rainwater, and lush green plants growing atop an outside restroom are some of the most eye-catching features of famed tea importer David Lee Hoffman’s ornate Lagunitas home.

For Mr. Hoffman, however, it is sustainable living systems that he has installed and invented on . . .