Crop protection


NovaSource develops and markets a portfolio of crop protection products for niche uses in agriculture worldwide. The company is a business unit of Tessenderlo Kerley, Inc.

About us


  • Alfalfa Banner

    A Proven Solution for Weed Management in California Alfalfa

    Crops like alfalfa that go dormant or experience minimal winter growth leave a wide-open canopy that exposes soil to sunlight, making it susceptible to weed growth.
  • Fruit trees

    Repel Insects with Surround: Protect Your Crops Naturally

    Effective pest management is essential for maintaining healthy crops and maximizing yields. Surround is OMRI-listed (pesticide use only), offering an innovative solution to reduce insect damage. Here, we will discuss how Surround works as an insecticide, the numerous ways it can affect insect pests, the benefits of incorporating it into an...
  • Almond Orchard Banner

    Improve Usage of Water in Your Orchard with Surround

    The efficient usage of water is a critical aspect of modern agriculture. One solution that has gained attention for its potential to improve the effect of water on crop productivity is Surround®. Here, we will explore how Surround works to enhance water efficiency in plants, the benefits it offers, and tips for successful application.

Recent Posts

  • Potatoes Header

    Lannate® Added to NovaSource’s Diverse Crop Protection Product Portfolio

    August 19, 2022 We are pleased to announce that Tessenderlo Kerley, Inc., part of Tessenderlo Group, has acquired the product line Lannate® from Corteva Agriscience. NovaSource will add the Lannate product line to its existing, diversified portfolio of niche crop protection products for agriculture customers worldwide. This product is used to...
  • shutterstock_605699759.jpg

    Fruit Growers Report Significant Reductions in Sun Damage and Heat Stress when using Surround and Purshade

    ​Phoenix, Ariz. – October 1, 2018 – Successful use of the NovaSource crop protectants Surround and Purshade were featured in the October 2018 edition of Fruit Grower News. Read the entire article here: http://digital.fruitgrowersnews.com/i/1040045-october-2018/19?
  • potato-early-growth-iStock-546172924.jpg

    NovaSource Director of Product Safety, Kevin Henry, Ph.D., Wins Prestigious CropLife Workhorse Award

    Phoenix, Ariz. – Sept. 27, 2016 – Kevin Henry, Ph.D., Director of Product Safety for NovaSource since May 2015, has received a 2016 Workhorse Award from CropLife America (CLA). The Workhorse Award recognizes significant and progressive contributions that support the crop protection industry as serving a key role in the production of a safe...