In 2016, a family donated its 42-acre Pennsylvania estate as a free public garden; after surviving an eminent-domain threat, Stoneleigh has now expanded by 10 acres to 52
The expansion is an unusual second chapter for Stoneleigh, which was converted to a free public garden in 2016 when the family that owned the estate gifted it to Natural Lands. Two pieces of a historic Pennsylvania landscape were separated by a fence and…