Grey sedge, smuggled cuttings, a watering disaster and the new garden at Grosvenor Square

How will our gardens look in the future? Ben visits the new garden in Grosvenor Square with its Nigel Dunnett planting to find out. Also featuring: tragedy at bathtime; some borrowed seedlings; a 4000 year old stumpery and Tom Stoppard's Arcadia at the Duke of York Theatre. And if you enjoyed any of that then of course you *must* pre order my book  https://www.penguin.co.uk/books/463428/green-kingdom-by-dark-ben/9781847928337