Rockwool vs Bare-Root NFT: When to Use Growing Media

Host Dr. Russell Sharp explores why some hydroponic systems use large grow media slabs (like rockwool) while others rely on bare-root NFT with small plugs, explaining the advantages and drawbacks for crops such as tomatoes, cucumbers, lettuce and herbs.

The episode also includes a special offer: UK-based professional growers can request free samples of selected Eutrema biostimulants and biopesticides (pay £4.95 postage) via this link: