14:45Sissinghurst: An Unfinished HistoryEpisode 4: Setbacks and StrugglesBBC Radio 4 Extra Duration: 15 minutes Thu 8th Mar 2012, 14:45 on BBC Radio 4 ExtraIn his account of the famous Kent garden, Adam Nicolson faces opposition to his plan to return to productive farming.GenresFactualFactualHomes & GardensSeriesSissinghurst: An Unfinished History Source: BBC Online