The AGtivist from Wicked Leeks
The AGtivist investigates the use of contaminated sewage sludge as fertiliser on UK farms The use of sewage sludge as farm fertiliser poses major environmental
Richard Higgins
27 February 2026
How to stop Nitrogen pollution who knows
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While Centres like the UKCEH point out the many problems of Nitrogen pollution from spreading manures they do not offer a comprehensive solution. We do. Good Gardeners International have a comprehensive solution to this age old problem. Indeed we have been broadcasting the solution for over 25 years…..and we sell the end product, HH-4, on ebay and on this web site on our SHOP page.
Further reading
why WE don’t need to buy BIOSTIMULANTS or COVER CROPS
taken from the Wicked Leeks site The issue is that many biostimulants are increasingly being produced and sold by the globalised agrochemical companies who
Richard Higgins
21 February 2026
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