Browse resources Displaying 1 - 3 of 3 resources Credit: Amanda Loman (Cropped from original) Give overgrown trees a makeover with new OSU pruning video series Knowledge is everything when it comes to pruning mature trees. Kym Pokorny | Feb 18, 2022 | News story Credit: Neil Bell (Cropped from original) Wisteria care: Take out clippers twice a year and go to town Before planting one, people should realize the effort involved in keeping them in bounds. Kym Pokorny | Jan 8, 2021 | News story Dig into hundreds of publications from OSU Extension online catalog Some publications and field guides, such as the popular Shrubs to Know in Pacific Northwest Forests and Trees to Know in Oregon and Washington, are available to purchase. Kym Pokorny | Nov 22, 2019 | News story