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Editor's Picks

Yoko and John planting acorns
"Japanese oaks" planted at Coventry Cathedral
Steve Potter | Dec 21, 2025
Group with Quercus macdougallii
Six days exploring Oaxaca’s oak diversity, as reported by...
Wally Wilkins | Dec 10, 2025
One of the first planted circles on Hampton Common, London, in partnership  with Orleans House Gallery 2025.  © Studio Ackroyd & Harvey
Oaks planted in circles as a continuation of the artwork...
Steve Potter | Dec 10, 2025

Plant Focus

Champion Quercus castaneifolia in Iran
Chestnut-leaf oak in habitat and in cultivation

Institutional Memberships

IOS logo

 

Starting January 1, 2024, the Board of Directors inaugurated two new Institutional Membership types, which are offered to organizations interested in the study of oaks. Support of the Society from all membership levels helps to fund our Oak Conservation and Research Fund and the production of International Oaks, the IOS Journal.

Standard Institutional Membership: 1-year/$500 or 3-year/$1250

Benefits:

  • Full standard membership benefits for an unlimited number for staff members (online access to all IOS publications and to “member only” resources on the IOS website)
  • Recognition in:
  • 1 printed copy of International Oaks 

Supporting Institutional Membership: 1 year/$750 or 3-year/$2000

Benefits:

  • Same benefits and recognition as for Standard Institutional Membership
  • 3 printed copies of International Oaks 

For more information please contact:
Dan Kostka
IOS Secretary
membership@internationaloaksociety.org