Congress Aims to Bring Order to the Wild, Wooly World of Biostimulants The Plant Biostimulant Act of 2022 was introduced in Congress this month as an amendment to the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA). The bipartisan bill sponsored by U.S. Representatives Jimmy Panetta (D-CA) and Jim Baird (R-IN) would establish a federal definition for “plant biostimulants.” The legislation provides this definition: The term ‘plant biostimulant’ means a substance, micro-organism, or mixture thereof, that, when applied to seeds, plants, the rhizosphere, soil, or other growth media, act to support a plant’s natural processes independently of the biostimulant’s nutrient content, including by improving nutrient availability, uptake or use efficiency, tolerance to abiotic