Pesticide Recertification

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  • How Diseases Hitch a Ride: When Insects Act as Plant Pathogen Vectors

    Room B113

    Speaker: Sierra Laverty, assistant professor and horticulture educator, University of Idaho Extension

    Some of the most common greenhouse, nursery, and landscape pests are also harbingers of plant diseases. Certain insect pests act as pathogen vectors, spreading fungal, bacterial, and viral diseases from plant to plant like wildfire through a growing operation or landscape.

  • The Art of Chemical Application

    Room B113

    Speaker: Edgar Tuna, greenhouse and nursery crop specialist, area sales manager Western U.S., Envu

    Effective chemical application is far more than simply operating a spray gun or pulling a boom. It is both an art and a science. It requires a good understanding of the equipment being used, the products applied, the environmental conditions at the time of treatment, and the specific characteristics of the application site.

  • Vascular Streak Dieback (VSD): What Growers Need to Know

    Room B113

    Speaker: Luisa Santamaria, Ph.D., professor, Oregon State University

    Vascular streak dieback (VSD) is an emerging disease affecting woody ornamentals in several regions of the United States and has raised concern for nursery production systems. Increased awareness is essential for early detection and prevention in the Pacific Northwest.

  • Wrecking Root Rots

    Room B113

    Speaker: Janna Beckerman, ornamentals technical specialist, Envu

    Root rots are some of the most devastating pathogens that growers face but often remain under and misdiagnosed. This talk will review the diagnosis and integrated disease management of the most common root rots grower face, including Fusarium, Phytophthora, Pythium and Rhizoctonia.

  • Annual Worker Protection Standard (WPS) Training for Handlers: (Spanish session)

    Room B113

    Speaker: Vanessa Vassilaros, outreach specialist, Oregon Department of Agriculture (ODA) Note: This session will be presented entirely in Spanish. English translation will not be available. Attendants will receive their annual training on pesticide safety according to the Worker Protection Standard (WPS).

  • Who You Gonna Call? Where to Find Reliable Information on IPM Tools

    Room B113

    Speaker: Kirsten Pearsons, IPM coordinator, T&L Nursery

    Growers and pest management professionals have access to more pest management tools than ever before, but how do we pick the best strategies for our operations? This session is designed to give an overview of the tools and resources that we can use to decide our best course of pest

  • From Awareness to Action: Preventing Pesticide Resistance in the Nursery Industry

    Room B113

    Speaker: Silvia Rondon, Ph.D., professor and director of the Oregon Integrated Pest Management Center, Oregon State University

    This presentation focuses on translating awareness of pesticide resistance into practical management strategies for the nursery industry. Participants will learn how resistance develops, how integrated pest management (IPM) practices can reduce selection pressure, and how

  • Breaking the Cycle: In-Season Sanitation for Liverwort, Moss, and Algae

    Room B113

    Speaker: Josey Heston, technical representative, BioSafe Systems

    Liverwort, moss, and algae thrive in the Pacific Northwest’s cool, wet climate, disrupting crop quality, irrigation efficiency, and production flow. This session explores how sanitation and irrigation practices drive infestations and outlines practical prevention