Landscape designer Piet Oudolf on the solace of gardening

As the weather warms, gardening is providing a dose of sanity and fresh air for people who have been cooped up amid the coronavirus pandemic. Piet Oudolf, one of the world’s foremost landscape designers, is deeply familiar with the restorative properties of gardening. In a virtual visit, he talks to Jeffrey Brown about how plants can provide nourishment for both body and spirit.