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Editor's Picks

It may surprise you to learn that we are not the first Oak...
Shaun Haddock | Dec 15, 2018
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This blog post focuses on the day and a half we spent in...
Charles Snyers | Dec 02, 2018
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This blog entry focuses on the Engelmann oak grove at Los...
Charles Snyers | Dec 15, 2018

Plant Focus

For this Species Spotlight we train our follow spot on an oak that is quite a star of the quercine scene: Quercus hypoleucoides (stage name...

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The Botanical Garden of Porto is located on the west side of the city of Porto, on a plateau overlooking the mouth of the Douro River and...
Quercus semecarpifolia, commonly known as brown oak, is the main forest-forming evergreen tree species from upper temperate to subalpine...
Since 2012 I have traveled to Costa Rica four times, searching for acorns of some Quercus species that were not represented in the...
Bob Berry, renowned oak collector and longtime member of the IOS, died August 2, 2018 at the age of 102 in Gisborne, New Zealand. Bob...
There are meetings that prove to be crucial, primordial encounters that mark our lives. My meeting with Michel Timacheff, an afternoon of...
Ed Holm lived in Redwood City, California and was born on 4 September 1930 and died 1 January 2018.
Plant pathologists from the California Department of Agriculture (CDFA) recently identified a new species of fungal pathogen that infects...
Illinois State Museum features dwarf chinkapin oak, discovered in Illinois during an IOS Tour, as part of the Illinois Bicentennial...
To honor Estonia’s centenary, we chose as subject for this article in our series on Historic Oaks, Estonia’s largest, oldest, and most...
North America is home to 91 species of oak trees. Astoundingly, the various species rarely, if ever, occur alone. Where one kind of oak is...
New research published in Nature Plants provides insights into why oaks are long lived. 
The Action Oak partnership was launched at this year’s Chelsea Flower Show in London last May

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