Have you heard of 'farming'? We hadn't. Do a search and you'll see it won’t quickly turn up.  It's the practice of private fostering or adoption outside of the local authority.  It  gained notoriety in response to a growing population of African student families taking up temporary residence at British universities in the mid-1950s. On this week's episode Tori Awani shares what it was like being fostered by a white family and the impact it had on her life and now her daughters life.  To find out more about Farming watch The Last Tree.