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Sustainable specialty fertilizers

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For over 100 years, Tessenderlo Kerley supplies value-added liquid, soluble and solid plant nutrition in order to support growers in realizing efficient and sustainable agriculture. Our dedication to give farmers the precise tools needed to push their crops is at the very heart of what we do.

Our diverse product portfolio addresses the challenges of modern agriculture by combining essential nutrients to improve soil health, increase water infiltration and maximize nutrient uptake.

Precisely where you need us 

More about Tessenderlo Kerley International
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A unique range of high-performance sulfur-based liquid, solid and soluble fertilizers for more precise plant nutrition to optimize crop yield, quality, and sustainability.
Our range of products
  • blandina barge

    Ensuring 4,500 less truck deliveries each year

    Thanks to our barge Blandina, which is transporting hydrochloric acid from our Tessenderlo Kerley plant in Ham (Belgium) to the site of Kuhlmann Europe in Loos (France), we are ensuring 4,500 less truck deliveries each year. Therefore, this waterway transport approach means that approximately 1.6 million km of road travel is avoided each year. You...
  • uienteelt

    CaTs®, a new calcium fertilizer applied in onion cultivation

    Calcium is an important element for plants in addition to nitrogen, potassium and phosphate. Often the amount of calcium in the soil is not a problem but the uptake can be limited. This is due to the presence of sulfate, carbonate and phosphate. Calcium compounds with these ions in fact dissolve poorly. Because of the divalent charge of calcium it...
  • tomatoes

    Amazing results on tomatoes in Costa Rica

    Location: Naranjo, Alajuela, Costa Rica Farm: Chicago farm, Carrot Export company Crop: tomatoes, variety Turrialba Application done through drip fertigation. Agronomist: Elizabeth Moreno Demo field trial with CaTs® and MagThio® on tomato crops CaTs® and MagThio® liquid fertilizers are being applied through the crop cycle...
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