Perfectly striped lawns, sculpted topiaries, and borders in perpetual bloom are among the most recognizable symbols of a luxury estate. But as prolonged heatwaves become an increasingly familiar feature of summers across Europe and the US, gardeners are being forced to reconsider what it means to keep a landscape thriving.
Few places understand that challenge better than the Royal Botanic Gardens, Kew. “Kew Gardens is home to over 15,500 plant species, many of which are of…

