Greatest Gardens (2026) - Season 1 Episode 1 -

Restaurateur, broadcaster, cookery writer, novelist - and keen gardener - Dame Prue Leith joins Diarmuid and Carol to visit three stunning gardens: Fernhill Garden in Ballynahinch which is filled with more than 4,000 plants; a suburban garden in Jordanstown; and Holly House, a six-acre farmhouse garden near Crumlin, County Antrim.