The conventional catastrophic injury symptoms normally associated with short-term herbicide use in diagnosing herbicide damage will be covered. In addition, the long-term role of certain pre and post-emergence herbicides in chronic disorders—including disrupted acclimation, reduced hardiness, reduced nutrient uptake, and weakened tissue integrity—following repeated use near or on woody landscape plants, will also be presented.
Mathers Environmental Science Services, LLC
Hannah Mathers is currently an independent horticulture researcher and consultant in nursery and landscape. From 2000-2014 she was a professor at Ohio State University, Columbus, Ohio. Since 2015, she has been the owner of her own business Mathers Environmental Science Services (MESS), LLC. Hannah works with chemical companies, growers, landscapers, IR-4, associations and funding agencies across the U.S. and Canada. Hannah is a recognized national speaker and writer and is best known for her research in bio-rational, conventional, and alternative weed control in nursery crops and landscapes.