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K39 Humate
Fertilizer based on peat-derived humic substances and microelements, with potassium humate and plant-available nitrogen.
Technical library
Product documentation
Download detailed specifications, composition data and application guidelines.
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K39 Fulvat
Humic fertilizer containing fulvic acids, potassium fulvate, plant-available nitrogen and the microelements Mg, Fe and S.
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What Are Humic Acids?
An introduction to humic and fulvic acids — the primary organic components of humus formed through natural biodegradation.
Advanced tree nutrition
Fulvic & Humic Acid Concentrates and Custom Fertilizer Blends
Support healthy tree growth with our nutrient-rich concentrates, formulated to meet a range of soil and crop needs.
Our fulvic acid concentrate contains 14% fulvic acid and is enriched with:
5%
potassium (K₂O)
0.5%
iron chelate
1%
magnesium
10%
total nitrogen
potassium (K₂O)
0.5%
iron chelate
1%
magnesium
10%
total nitrogen
Custom fertilizer blend
For a more tailored solution, our laboratory can develop a custom, single-bottle fertilizer blend based on your soil composition, tree variety, and specific requirements.
Depending on the formulation, it can contain up to 10% fulvic acid + up to 10% humic acids, from 3–10% potassium (K₂O), from 3–10% nitrogen, and 5% phosphorus, with micronutrients adjusted to your needs.
