EPA Reviews Applications for New Pesticide Ingredients
Published Date: 6/22/2026
Notice
Summary
The EPA just announced it’s reviewing new pesticide ingredients that aren’t in any products yet. If you’re a farmer, gardener, or pesticide maker, this could mean new options soon! You’ve got until July 22, 2026, to share your thoughts before decisions are made—so don’t miss out on having your say.
Analyzed Economic Effects
5 provisions identified: 5 benefits, 0 costs, 0 mixed.
Public comment period on new pesticide ingredients
The EPA is accepting public comments on applications to register pesticide products with active ingredients not yet in any registered products. Comments must be received on or before July 22, 2026, and the applications listed were received in 2024 and 2025.
New skin-applied insect repellents filed
EPA received applications for skin-applied insect repellents (Citrepel Emulsion 20 and Incognito) containing Cymbopogon winterianus oil at 20.00%; the manufacturing use product Citrepel 75 lists the ingredient at 100.00%. These applications were received February 22, 2024, and are open for public comment through July 22, 2026.
Melatonin-based agricultural product applications
EPA received applications on March 29, 2024, for Melatonin Technical (melatonin at 99.7%) as a Manufacturing Use Product and for CHB-ST (GIM) and CHB-FNA containing melatonin at 1.0% as a Seed Treatment and a Plant Growth Regulator. These applications are open for comment through July 22, 2026.
Ascr#18 plant defense product applications
EPA received applications on February 15, 2024, for products named Phytalix and ASCR #18 Technical containing Ascr#18 (one at 0.042% for foliar/seed use and a technical at 95.24%) proposed for on-farm, greenhouse, and commercial foliar and seed treatment to activate plant defense against fungal, viral, and bacterial pathogens. Public comments are due July 22, 2026.
Gene-editing insecticide application (KNOCKOUT SWD)
EPA received an application on August 6, 2025, for a product named KNOCKOUT SWD whose active ingredient is a complex consisting of loss-of-function edits to beta tub2 and sxl genes, gRNA, and the SpCas9 protein; the proposed use is as an insecticide. Comments are due by July 22, 2026.
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