Editor's Picks

Past IOS President Allen Coombes, Curator of Scientific Collections at Puebla University Botanic Garden, discusses leaf variability in Quercus ceirpes (still image from the documentary)

"Oaks: the Backbone of Mexico" – New Documentary Film

A new documentary by Maricela Rodríguez Acosta

Website Editor | Feb 17, 2026

In Search of Quercus miyagii: A Field Report from Okinawa

A rare oak endemic to the Ryukyu Islands of Japan

Elion Jam | Feb 16, 2026

A moss-covered oak (Quercus orocantabrica) in Mata de Albergaria, Peneda-Gerês National Park, Portugal © Amit Zoran

Amit Zohran's "Oakollective"

Steve Potter reviews a new book that features oaks

Steve Potter | Feb 11, 2026

Plant Focus

Quercus canariensis in Cornwall Park, Epsom, Auckland, New Zealand, the champion specimen in New Zealand, planted in the 1920s, 27.2 m tall with a trunk diameter of 209 cm (G. Collett pers. comm. 2026) © Gerald Collett

Species Spotlight: Quercus canariensis Willd.

Antonio Lambe shares his views on this threatened oak native to Iberia and North Africa

Saving Engelmann Oak One Acorn at a Time

By Website Editor | April 15, 2024

IOS member Christy Powell, Horticulture Manager at San Diego Zoo Wildlife Alliance, shared an inspiring news story about retired science teacher Jim Crouch and his work conserving Quercus engelmannii by collecting, planting, and giving away oak seedlings. Click on the image below to view it: