The note in the envelope read, “I.O.U. a greenhouse.” Jenny Lynn Bradley treasured the promise, a Christmas gift more than a decade ago from her husband, Waldo, and she let her daydreams wander. She mused on the greenhouse of her childhood, the one near Lake Rabun in the North Georgia mountains, where her grandfather tended dahlias. And she considered the grounds of her current home outside Savannah on Sylvan Island, tucked along the banks of Herb River.
