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Editor's Picks

Group by Sequoiadendron giganteum
IOS Tour of California, Part 1: Northern California
From Davis to Los Angeles
Chris Reynolds | Oct 30, 2024
Group photo at Otay Mountains
IOS Tour of California, Part 2: Southern California
From Los Angeles to the Otay Mountains
John Leszczynski | Oct 30, 2024
Quercus boyntonii Conservation Plan
Quercus boyntonii Conservation Action Plan
Partners at The Morton Arboretum, in collaboration with...
Website Editor | Oct 29, 2024

Plant Focus

Quercus dumosa acorn
Species Spotlight: Quercus dumosa Nutt.
Animals, plants, and fungi depend on this humble tree, but its future—and theirs—is all but certain.
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IOS Conference

11th International Oak Society Conference

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International Oak Society Conferences are unique opportunities to talk, learn, and laugh with oak enthusiasts that hail from vastly different horizons.

Post-Conference Tour 2022: Arizona

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Highlights of the Tour scheduled to take place immediately after the 10th International Oak Society Conference

Pre-Conference Tour 2022: New Mexico

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Highlights of one of two Tours scheduled to take place immediately before the 10th International Oak Society Conference

Pre-Conference Tour 2022: Western Texas

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Highlights of one of two Tours due to take place immediately before the 10th International Oak Society Conference.

10th International Oak Society Conference 2022

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Oaks in a Wild Landscape: Conserving Species and Restoring Balance
Las Cruces, New Mexico, USA

Pre-Conference Day Trips

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Three options are available for Pre-Conference Day Trips on Sunday, October 21. Join us for a hike in the Berryessa Snow Mountain National Monument, a study tour of Pepperwood Preserve, or a wine tasting tour in the Napa Valley. 

9th International Oak Society Conference 2018

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The UC Davis Arboretum and Public Garden will host the next International Oak Society Conference on the University of California, Davis campus from October 21 to 24, 2018. Registration closed on September 15.

Post-Conference Tour

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Highlights of the 3-day Tour due to take place immediately following the 8th International Oak Society Conference in October 2015.

Pre-Conference Tour

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Highlights of the tour due to take place immediately before the 8th International Oak Society Conference in October 2015.

8th International Oak Society Conference 2015

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The Morton Arboretum in Lisle, Illinois will host the next International Oak Society Conference October 18-21, 2015.
Registration for the 8th IOS Conference is now open