Come what blooms

CHARLIE HARPUR’S arrival at Knepp Castle comes at an interesting juncture for the West Sussex estate. A few days before we are due to talk, his new bosses, Isabella Tree and Sir Charles Burrell—often dubbed ‘the king and queen of rewilding’—announce that they’re returning, after a fashion, to farming. Some 370 acres, previously tenanted to a sheep farmer, are being brought back into the fold and will become the Knepp estate regenerative farm.

Mr Harpur is key to this vision, by setting up