Don't Get Ripped Off: How to Choose Microbial Biostimulants
Dr. Russell Sharp explains how to choose and use microbial biostimulants for hydroponics, focusing on production/expiry dates, manufacturer credibility, and the trade-offs between liquid and powder formulations.
He recommends trusted suppliers (Legume Technology, Omex/Biomex, Symbiom, Koppert's Trianum P), suggests starting with Bacillus blends and Trichoderma, and advises using seaweed extracts, humic acids and mild fertilizers to feed, not kill, microbes.
https://eutrema.co.uk/shop/fertiliser/liquid-gold-unique-complete-fertiliser/
Ben Lugtenberg — Leiden University
Jos M. Raaijmakers —…
The skinny
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