It’s one of the best-known naturalistic gardens anywhere, and yet it’s perched in the most unnatural spot imaginable, 30 feet high above New York City traffic on an abandoned elevated railway line. The High Line on Manhattan’s West Side is celebrating the 15th anniversary of the opening of its first section, years that have been filled with expert lessons on gardening in this looser, nature-inspired style. Today’s guest is Richard Hayden, the High Line’s senior director of horticulture. His team of 10 horticulturists manages the naturalistic gardens, originally designed by Piet Oudolf of the Netherlands, spanning portions of the 1.5-mile... Read More ›