Growing Solo

Conclusion of the radio series "Growing Solo": one former BBC journalist spends a year living on only what he can grow on his smallholding in Somerset -- and discovers that what really grows best in Somerset is grass, which is why the county is historically known for its cheese production!
https://www.bbc.co.uk/programmes/m001yhhz/episodes/player

"In many ways this project is a protest; a hunger strike..." https://wickedleeks.riverford.co.uk/opinion/my-year-of-100-per-cent-self-sufficiency/

Edit: apparently he also has a small YouTube channel, and the material broadcast on Radio 4 consists of clips edited down from these longer episodes (with pictures!)
https://www.youtube.com/playlist?list=PLm3CUjP4CBkfFiMyM3FmFjJITVsE-MlCQ