Definitive guide
What is organo-mineral fertiliser?
A practical Australian guide to the category, how organic and mineral fractions work together, how formulations differ and what to verify before a product enters a nutrition program.
Read the guideNews & insights
Field notes for the next era of plant nutrition.
Evidence-led explainers, trial thinking and industry context from Fenrow, written for growers, agronomists and partners making practical fertiliser decisions.
Featured guide
Category fundamentals
Explore the evidence
Start with the question in front of you.
Each pathway is written to answer a distinct practical question, with the important limitations kept in view.
Technology
How controlled release changes the nutrient conversation
See how nutrient sources, pellet structure and release control fit together, and which claims require product-specific evidence.
Explore the technologyField trials
What a useful fertiliser trial should establish
Follow Fenrow's side-by-side approach, from agreed assessment gates to crop, media, handling and nutrient-release observations.
Review the trial pathwayIndustry context
Why nutrient-use efficiency is a production issue
Understand the link between input efficiency, imported nutrient exposure, runoff risk and the legacy of persistent coatings.
Read why it mattersOur editorial standard
Useful first. Verifiable always.
Fenrow separates category knowledge, published research and evidence about its own formulation. That distinction is part of every article, not a footnote added at the end.
Meet scientific author Dr Michael Walsh →Named responsibility
Articles identify the author or responsible Fenrow editorial team, with a clear route to the people behind the work.
Sources and method
Technical statements point to primary research, official guidance or stated trial methods. Important limitations stay visible.
Decisions, not search traffic
Every piece is designed to help a grower or partner understand a real question without turning category evidence into a product promise.
Suggest a field note
What fertiliser question should we unpack next?
Tell Fenrow where the category, evidence or practical application still feels unclear.