Poet and environmentalist W. S. Merwin moved to Hawaii in 1976 and has spent the last forty years planting nineteen acres with more than eight hundred species of palm, creating a lush garden on a ruined former pineapple plantation. Now the Merwin Conservancy, this land has served as Merwin's muse and his passion, appearing as a consistent subject of his poems and his germinal essays on conservation. What Is a Garden? collects eight of Merwin's poems and three of his essays emblematic of his palm garden writings from the 1980s to the present and presents them alongside photographer Larry...