Producer of Tessenderlo Kerley's specialty fertilizers for agriculture.
Prevent Nitrogen Loss
Learn how by adding Thio-Sul to your liquid nitrogen blends, you can both protect against nitrogen losses as well as provide essential sulfur your crops need to thrive.
Learn more about specific crop nutrition.
Meet Our Agronomists
Meet our highly educated and experienced agronomists who are positioned to provide growers with expert guidance and product knowledge that is specific to their location in the U.S.
Sustainability and stewardship are our business model.
News & Insights
For over 100 years,
Crop Vitality, Tessenderlo Kerley, Inc. has demonstrated its commitment to nurturing crop life through innovation, research, and the development of Tessenderlo Kerley fertilizers. 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.About