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Editor's Picks

Group photo at The Savill Garden
UK Oak Open Days: June 15–17, 2024
Three-day event included visits to two parks in Berkshire...
Roderick Cameron | Aug 18, 2024
Rebekah Mohn presenting at IBC 2024
Oak-related Presentations and Posters at IBC 2024 in Madrid
Several abstracts included research involving Quercus.
Website Editor | Aug 13, 2024
Participants at the Oak Study Day in Arboretum des Pouyouleix
French Oak Open Days: 8–12 June, 2024
This five-day event included visits to four oak collections...
Website Editor | Aug 12, 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.
Read more

Mexican oaks

Species Spotlight: Quercus crassipes Bonpl.

By Roderick Cameron | April 22, 2024
Quercus crassipes acorns with inrolled cupule margin

One of the more well-known Mexican oaks in cultivation.

Gene Flow and a Mexican Metacollection in IOS Webinar #2

By Nikola Šušić | December 9, 2023
Slide from Dr. Hipp's presentation

As acorns were falling off the trees throughout the Northern Hemisphere, IOS members gathered virtually for Webinar #2.

Jim Conrad's Oak Notes

By Website Editor | June 20, 2023
q_rugos2.jpg

The IOS recently received an inquiry from Jim Conrad about a strange phenomenon he observed on a twig of a Quercus ×dysophylla in the Eastern Sierra Madre in Mexico, where what appeared to be multiple styles emerged from a bud. It turns out they may be fungal reproductive bodies.

Mexican Oaks at Armstrong Arboretum

By Website Editor | December 8, 2021
Quercus rysophylla

Notable oaks from south of the border.

John Fairey (1930–2020)

By Adam Black | May 21, 2020
john_fairey1.jpg

Remembering John Fairey, legendary plantsman and founder of the amazing Peckerwood Garden, who sadly passed away March 17, 2020.

Encinos de Mexico - a New Book about Mexican Oaks (in Spanish)

By Roderick Cameron | March 12, 2015

Exciting news for quercophiles: a new book about Mexican oaks will be published in June. It will be in Spanish, but extensively illustrated. It is available for pre-order with an attractive discount on cover price. Below is an image of the sales brochure, with a translation of the text.