Packaging of Supermix for organic crops. Supermix improves soil life which leads to green healthy plants.


Complete fertiliser for a rich soil life

Supermix is a unique and complete natural fertiliser. It is carefully balanced and, among other things, contains minerals, trace elements, worm castings and seabird guano for the optimal development of the plant. Supermix ensures rich soil life and increases the resistance of the plants.

The advantages of Supermix
  • Optimal ratio of a variety of fertilisers.
  • Stimulates soil life.
  • Enhances resistance.
  • This product is suitable for organic farming (CU certified).
  • Dosage and use

    Outside: 1 litre Supermix per 10 - 20 m2.
    Potting soil: 25 - 50 litres Supermix per 1,000 litres of potting soil.


    Minerals, trace elements, worm castings and seabird guano
    NPK fertiliser (1-2-0)


    1 L pot, 5 L bucket and 25 L bag.

    Tips from Plagron
  • With Supermix additions like worm castings and seabird guano are unnecessary.
  • Supermix is easy to use because the fertiliser is time-released.
  • Frequently asked questions about Supermix
    Yes, you can use Supermix to upgrade your peat substrates. Unused, these substrates are prefertilised. This means you don't need to use Supermix for your first grow on any of these substrates.
    No, Supermix can only be added to peat substrates..
    Yes, you can use Mega Worm to stimulate soil life. You can combine it with Supermix to optimise the development of the plant. We recommend also using Calcium Kick to adjusting the pH level and  Bat Guano to bring enough nutrients into your soil.
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