News & Events

Despite the challenging situation, growers are continuing farming in Ukraine. In this connection, Tessenderlo Kerley has successfully introduced its liquid fertilizer, Thio-Sul® (ammonium thiosulfate solution), into the Ukrainian agriculture market. Thio-Sul® provides prolonged sulfur nutrition and increases the efficiency of nitrogen nutrition...

Mid-January, the final permits for the Tessenderlo Kerley Geleen Thio-Sul® production facility were granted and since then, work on the new plant has been running at full speed. As was the case with the construction of our Thio-Sul® plant in Rouen, France, which was completed in 2017, all of the construction works are being supervised by one main...

Tessenderlo Group is pleased to announce that it has signed an agreement to acquire the marketing and sales activities for ammonium thiosulfate (ATS) fertilizers produced by Esseco Srl (part of Esseco Group) in Trecate, Italy. These ATS fertilizers will be marketed by Tessenderlo Group’s business unit Tessenderlo Kerley International. Tessenderlo...

Today Tessenderlo Kerley International held a groundbreaking ceremony to start the construction works for its new liquid fertilizer plant at the Chemelot site in Geleen, the Netherlands. Tessenderlo Kerley International is constructing a Thio-Sul® (ammonium thiosulfate/ATS) manufacturing plant, which will be used as a fertilizer for broad-acre...

Discover how our Thio-Sul®, KTS® and CaTs® fertilizers have impacted berry quality and micronutrient uptake. They also helped solve specific problems in the blueberry and raspberry growing process, such as low temperatures, high pH and salinity in soil and water in this Moroccan berry farm.

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...

See how the conversion of our furnaces leads to a cleaner energy source.

Régis, Lead Agronomy Manager of Tessenderlo Kerley, explains the challenges of a sodic soil at the corn fields in France, and how we can solve this in our new People on the Field video.

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...

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...

How we love to eat juicy sweet fleshy melons or mix them in our smoothies. Our agronomist Elizabeth works closely with Melones del Sol in Costa Rica to grow the most juicy ones. Location: Nandayure, Guanacaste, Costa Rica Farm: Melones del Sol Costa Rica CaTs® is applied from sowing (transplanting) up to post-flowering and KTS® from fruit...

At the citrus farm in the province of Sidi Kacem, Morocco they grow several varieties of clementines and oranges. The challenge for this orchard is the difficulty for trees to uptake micronutrients from the soil. Discover the whole story of how Lahcen, our agronomist and Ibrahim solved this problem with our liquid fertilizer Thio-Sul®, a source of...

Tessenderlo Group has agreed to acquire the assets of B.V. Fleuren Tankopslag, a tank storage and transshipment company for liquid products located in the Port of Cuijk (the Netherlands). The acquisition is expected to be completed by May 1, 2022, at the latest. After completion of the acquisition, Tessenderlo Group intends to integrate the...

Because apples are stored for a specific period by the farmer and due to some coloring issues Mohammed, an apple grower in Midelt, Morocco, uses our liquid fertilizers KTS® and CaTs®. Watch our new customer story of Mohammed and how our agronomist Lachen supports him to get a better harvest. Watch here

Follow our agronomist Régis and Lydia walnut expert in department of Lot in France on their findings around the nutrition of the walnuts on the trees. A spectacular result of our trials on calcium thiosulfate, CaTs®, with a 30% increase on the yield due to the size effect. Discover more in our video.

A cleaner energy source that results in a lower carbon footprint and a strong reduction of emissions? Find out more about our journey towards a more sustainable future in this video

Did you know that the quality level of water-soluble fertilizers is of the upmost importance? Read more about Tessenderlo Kerley's premium water-soluble products in the new E-book of New Ag International here

In Valle de Yaqui, Sonora (Mexico), our agronomist Aubier Ortiz conducted a tour in a melon and watermelon performing the analysis and application of Nitro-Sul® for the displacement of salts in the soil. CaTs® and KTS® are incorporated into the nutrition plan in doses appropriate to crop growth and fruit development.

Discover why the active thiosulfate of our liquid fertilizers deliver the key nutrient sulfur for your crops and functions as a catalyst to enhance the intake of other nutrients.

Discover how, through the application of calcium thiosulfate, we are addressing the sodic soil of corn fields in France. Watch our new customer story video here

Established in the center of the agricultural zone of Western Mexico, the La Barca terminal ensures the greater availability of liquid fertilizers for the states of Jalisco, Michoacán, Nayarit, and Colima. This terminal features equipment with high precision calibration and it operates under the strictest safety standards.

Pineapple is one of the most popular tropical fruits in the world. And it is either consumed as a tasty and juicy fresh fruit or it is processed into slices, compotes, and juice. Costa Rica is the one of the world’s biggest trader of fresh pineapples.

Today, Tessenderlo Kerley International (a business unit of Tessenderlo Group) organized an information session to present the plans for its new liquid fertilizer plant in Geleen (the Netherlands). The new factory for the production of Thio-Sul® (ammonium thiosulfate), a liquid fertilizer used for fertilizing broad-acre crops, will be built on the...

The application of fertilizer sources to the foliage in potato crops as a complement to soil fertilization is a common practice that is carried out during its production to increase yield and improve quality. Potato cultivation demands a high availability of potassium, mainly during tuberization and tuber development, which is a stage...