Oak Open Days

UK Oak Open Days 2025

The 2025 edition of the UK OODs will focus on the Fagaceae family and include visits to two collections in Cornwall.

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Belgian Oak Open Days 2025

It's high time we took another look at the Belgian oak collections. This time the event will take place over the Ascension weekend, 29 May–1 June 2025, four days.

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New Zealand Oak Open Days 2025

This four-day event will feature visits to legendary Hackfalls Arboretum and Eastwoodhill Arboretum, the National Arboretum of New Zealand, among others.

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Australian Oak Open Days 2025

This multiday event will include visits to oak collections in Victoria, New South Wales, and Canberra.

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French Oak Open Days 2024

Four phenomenal oak collections in as many days in a jaunt round southwestern France

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UK Oak Open Days 2024

The 2024 edition of the UK OODs will combine outstanding oak collections and veteran oak trees.

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Oak Open Days in Texas

The event will feature visits to important oak collections in three gardens in Texas, as well as other attractions in Houston and a tour of southwe

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Oak Study Day at Chevithorne Barton

This event has been organized in conjunction with the International Dendrology Society and is currently SOLD OUT.

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UK Oak Open Days 2023

Oak Open Days will be held in Wales on Saturday 1st and Sunday 2nd July, 2023.

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UK Oak Open Days 2020 (CANCELED)

(This event has been postponed due to the ongoing COVID-19 restrictions)

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Editor's Picks

UK Oak Open Days 2025: Caerhays and Tregrehan

Visits to two gardens with collections of oaks and other...

Stephen Wood | Oct 27, 2025

IOS Service Awards Presented at the 11th IOS Conference

Plaques presented during the Gala Dinner in Oaxaca

Roderick Cameron | Oct 26, 2025

The 11th IOS Oak Conference in Oaxaca

140 participants from 20 countries attended the Triennial...

Nikola Šušić | Oct 25, 2025

Plant Focus

Species Spotlight: Quercus vulcanica Boiss. & Heldr. ex Kotschy

An oak endemic to Turkey