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.

Read more about UK Oak Open Days 2025

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.

Read more about Belgian Oak Open Days 2025

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.

Read more about New Zealand Oak Open Days 2025

Australian Oak Open Days 2025

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

Read more about Australian Oak Open Days 2025

French Oak Open Days 2024

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

Read more about French Oak Open Days 2024

UK Oak Open Days 2024

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

Read more about UK Oak Open Days 2024

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

Read more about Oak Open Days in Texas

Oak Study Day at Chevithorne Barton

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

Read more about Oak Study Day at Chevithorne Barton

UK Oak Open Days 2023

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

Read more about UK Oak Open Days 2023

UK Oak Open Days 2020 (CANCELED)

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

Read more about UK Oak Open Days 2020 (CANCELED)

Editor's Picks

AcornBar: The Latest Development in Acorn Cuisine

The story behind acorn snacks enjoyed on IOS Tours last year

Editorial Staff | Jun 27, 2025

New Zealand Oak Open Days: May 15–18, 2025

Four days exploring oaks on the east coast of North Island

Website Editor | Jun 21, 2025

Tornado Strikes Starhill Forest Arboretum

Many trees have been lost due to an intense storm on May 15

Guy Sternberg | May 26, 2025

Plant Focus

Species Spotlight: Quercus carduchorum K.Koch

A rare species from the Zagros forests in Iran