Not quite the same, but when I was a kid there was an abandoned homestead in Western Oregon (I'm thinking south of Salem, just west of I-5) that had a few livin

Not quite the same, but when I was a kid there was an abandoned homestead in Western Oregon (I'm thinking south of Salem, just west of I-5) that had a few living trees. My dad's theory was they were planted there and were isolated enough that the blight never reached them.