Deep Down And Dirty: The Science Of SoilJanuary 15, 2026

Deep Down And Dirty: The Science Of Soil is a TV show on BBC4. Documentary in which gardening expert Chris Beardshaw delves into the micro-world of soil to reveal what it is, how it works and why we couldn't survive without it. The program has been available since 2026. A total of 1 episode was broadcast in January 2026.