Eden Bishop remembers playing in her great-grandmother Lida’s Smoky Mountains garden as a child. Lida’s 1911 home, called Rostrevor, stood as a crown jewel of Knoxville, Tennessee, with a sunken Italian garden, terraced lawn, and columned patio lined with roses, irises, and purple clematis. “My great-grandmother had a woodland wildflower garden, too,” Eden recalls. “Even though the paths hadn’t been maintained, as a kid, I could still find them, and it was magical.” Although the original house
