Nutri-Mag Magnesite

A high-analysis, organic source of magnesium carbonate with excellent release patterns – easily the best value when magnesium is required.

Magnesium is the central ion in a chlorophyll molecule, hence being an essential element for photosynthesis, the most important of plant processes. Nutri-Mag™ is the most cost-effective option for magnesium correction.


  • ACO certified version available (one tonne minimum buy).
  • Will not leach as readily as magnesium sulfate.
  • Free of unwanted tag-ons like sulfate and nitrate.
  • Approximately 28% magnesium for cost effective correction of deficiencies.