02:45Sissinghurst: An Unfinished HistoryEpisode 5: The Way ForwardBBC Radio 4 Extra Duration: 15 minutes Sat 25th Apr 2015, 02:45 on BBC Radio 4 ExtraConcluding his recollections, Adam Nicolson must convince his workers to back the garden's return to a working landscape.GenresFactualFactualHomes & GardensSeriesSissinghurst: An Unfinished History Source: BBC Online