Anne Raver of The New York Times takes a stroll through the gardens of Monticello, where director of gardens and grounds Peter Hatch reveals some of Thomas Jefferson's trial-and-error (and error, and trial, and error) gardening history. The folks at Monticello restored Jefferson's original 2-acre kitchen garden about thirty years ago, and have returned to some of the former president's 18th-century techniques for maintaining it (without as much of the error part). “He was experimental and had a lot of failures,” Peter Hatch, the director of gardens and grounds, said on a recent afternoon, as...