About this programme
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.
Programme listing
Deep Down and Dirty: The Science of Soil
When is Deep Down and Dirty: The Science of Soil next on TV?
Deep Down and Dirty: The Science of Soil is next on BBC Four at 23:55 on Tue 18 Aug 2026.
What channel is Deep Down and Dirty: The Science of Soil on?
The next showing is on BBC Four.
Is Deep Down and Dirty: The Science of Soil on TV tonight?
Yes — it is on tonight at 23:55 on BBC Four, ending at 00:50.
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What channel?
BBC Four
BBC Four
Start time
23:55
23:55
Ends
Tue 18 Aug 2026, 00:50
Tue 18 Aug 2026, 00:50
Channel numbers
Channel numbers are shown only from approved provider data and may vary by region, package or device.