Pest Watch 2026, Silent invader and tree-of-heaven

View the Washington State Department of Agriculture’s 2026 Pest Watch. This recording includes the two talks below. 1. Silent invader: understanding the ecology of the spotted lanternfly The spotted lanternfly, Lycorma delicatula, is an invasive planthopper that poses an increasing threat to Washington State’s agricultural commodities, forest health, and export markets. This talk explores the ecology of the spotted lanternfly, including its life cycle, host plant associations, and potential economic impact. 2. Weed identification and control Learn to identify and control noxious weeds from a long-time noxious weed control expert. There will be a focus on tree of heaven and a brief introduction of Orobanche cumana aka sunflower broomrape.