Do you know the difference between a coast redwood and a giant sequoia? Published on March 5, 2026 More extension Stories How will the emerald ash borer impact riparian ecosystems? OSU builds forest biodiversity data through community science Volunteers collect Oregon ash seeds to fight EAB OSU study shows wildfire risk challenges long-term forest planning Co-created wildfire guide helps Spanish-speaking renters prepare OSU EXTENSION IN ACTION: Forestry education with Scappoose High School Heat dome canopy damage mapped to inform Northwest forest decisions Master Woodland Manager Training is back in Benton, Linn, and Polk Counties! Tree School Lane brings wide-ranging natural resources learning Why wildlife need dead wood in the winter Growing redwood and giant sequoia in Oregon Yuletide kissers, smooch without guilt: Research suggests your mistletoe didn’t harm its tree host ONREP’s statewide impact reaches 50-year milestone Writing a Forest Management Plan: Finding information on soils and geology Oregon maintains top Christmas tree producer title by adapting Alliance of Natural Resource Outreach and Service Program recognizes the Oregon Naturalist Program Who ate my mushroom? Extension faculty receive awards at annual conference Teamwork and planning pay off in wildfire resilience for Linn County Postfire follow-up: Using the LEAF assessment template Extension uses Oregon State forests as hands-on classrooms Making bigleaf maple syrup: A hobbyist's guide Writing a Forest Management Plan: Using Stand Inventory Data to Determine Density How Butterflies Turned the Cascades Orange This Summer The magic of Christmas trees, supported by science: A new chapter for OSU’s Extension program Opening doors to urban forestry Bringing forest stewardship closer to Portland All COF News