Please note for field trips, participants will be required to sign a waiver similar to the one found here.
  • Field Trip: Silver Falls State Park Winter Festival  

    Willamette Valley

    Saturday and Sunday, December 13 and 14, 10:00 am – 4:00 pm Field Trip: Silver Falls State Park Winter Festival Members of the Willamette Valley Chapter of the NPSO will lead walks to view the conifers and hardwoods of Silver Falls State Park at 11:00 am on both days of the Silver Falls State Park...

  • Event: December Holiday Social

    Emerald

    Monday, December 15, 7:00 pm - 9:00 pm Event: December Holiday Social Location: Amazon Community Center, 2700 Hilyard St, Eugene  Emerald Chapter celebrates our members and their wildflower discoveries as they share photos and stories of their wildflower destinations from the past year. Bring 10-15 slides of plants on a flash drive and share an adventure...

  • Event: Chapter Program and Holiday Gathering

    Siskiyou

    Thursday, December 18, 6:00 pm Event: Chapter Program and Holiday Gathering Location: Phoenix Grange, 209 North Main St., Phoenix OR, 97535 We look forward to gathering for our traditional holiday potluck on Thursday, December 18, at the Phoenix Grange. Feasting begins at 6:00 pm, followed by our much-anticipated holiday members show at 7:00 pm, and the...

  • Work Party #310: Native Plant Garden at McMinnville Public Library

    Cheahmill

    Saturday, December 27, 10:00 am - 12:00 pm  Work Party #310: Native Plant Garden at McMinnville Public Library Location: McMinnville Public Library We will work around the Carnegie building with a friendly crew to maintain the beauty of this demonstration garden. Dress for the weather and bring gloves, bucket, and gardening tools if you have them. For...

  • Program: Flowers of the Columbia River Gorge

    Portland

    Flowers of the Columbia River Gorge Moderator: Mario Catani, Botanist, ISA Certified Arborist Join Mario as he shares the story behind his first native plant field guide and the experiences that inspired it. His adventures include exploring the Columbia River Gorge, identifying plants, and understanding their roles in the landscape—from geology and ecology to climate...

  • Program: Greenbelt Land Trust – Conservation Updates 

    Corvallis

    Monday, January 12, 7:30 pm - 8:30 pm Program: Greenbelt Land Trust - Conservation Updates  Presenter: Carolyn Menke, Stewardship Director at Greenbelt Land Trust Location: Cordley Hall Room #2602, Oregon State University Carolyn Menke will share plans for upcoming floodplain forest restoration and planting at Luckiamute Confluence, located in Polk County, adjacent to the Luckiamute...

  • Webinar:  Curiosity to Connection: Exploring Oregon native plants One ID at a Time

    State

    Webinar:  Curiosity to Connection: Exploring Oregon native plants One ID at a Time Date/time: Thursday January 15 2026 at 7pmLeader: Jess Beauchemin, NPSO member, iNat ambassador and very active iNat user. Details: Jess will talk about the benefits of making identifications on iNaturalist (for science and for the identifier), how everyone, regardless of current knowledge...

  • Flora of Oregon and NPSO iNaturalist ID-a-thon

    State

    Flora of Oregon and NPSO iNaturalist ID-a-thon Date/time: January 17, 2026 at 12am through January 25, 2026 a 11:59pm Details:  Link: https://www.inaturalist.org/observations/identify Join the Flora of Oregon and NPSO ID-a-thon! What do we want from you?We are asking you to add identifications to as many “Needs ID” plant observations for Oregon as possible to the Flora of...

  • Program: Street Trees of Eugene

    Emerald

    Monday, January 19, 2026, 7:00 pm - 9:00 pm Program: Street Trees of Eugene Presenter: Erik Burke, Friends of Trees  Location: Amazon Community Center, 2700 Hilyard St, Eugene  For updates on presentation details, check back at: https://emerald.npsoregon.org/emchapevents/

  • Work Party #311: Native Plant Garden at McMinnville Public Library

    Cheahmill

    Saturday, January 24, 10:00 am - 12:00 pm  Work Party #311: Native Plant Garden at McMinnville Public Library Location: McMinnville Public Library We will work around the Carnegie building with a friendly crew to maintain the beauty of this demonstration garden. Dress for the weather and bring gloves, bucket, and gardening tools if you have them....

  • Cheahmill Chapter Meeting and Presentation by Eileen Stark

    Cheahmill

    The Cheahmill Chapter of NPSO will be hosting an in-person meeting on Saturday, January 24 from 11:00 am - 12:30 pm at the McMinnville Library Carnegie Room. In advance of the Yamhill Soil and Water Conservation District annual native plant sale, join us for a presentation by ecological and native plant landscape designer, Eileen Stark. Eileen...

  • Event: Quarterly membership meeting

    South Coast

    Saturday, January 31, 10:00 am - 12:00 pm Event: Quarterly membership meeting Leader/Contact: Gail Perrotti Location: Zoom, please contact secretary.NPSO.southcoast@gmail.com for link Jeanne Standley will present “How to Use the Oregon Flora Project for Your Yard and Garden.” She will demonstrate how to query information about specific plants and how to query what plants have been collected...

Please note for field trips, participants will be required to sign a waiver similar to the one found here.
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