Editor's Picks
It may surprise you to learn that we are not the first Oak...
Shaun Haddock
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Dec 15, 2018
This blog post focuses on the day and a half we spent in...
Charles Snyers
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Dec 02, 2018
This blog entry focuses on the Engelmann oak grove at Los...
Charles Snyers
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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...
All Articles
Rainer Lippert has always been interested in old trees. At the age of 16 he started to visit the largest trees in his home district in...
By Website Editor
Apr 7, 2018
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...
By Roderick Cameron
Dec 14, 2017
Found in the late 1980s by Guy Sternberg in Springfield, Illinois, this selection was noted early on for its rapid growth rate and strong...
By Ryan Russell
Aug 1, 2016
Quercus acutissima Carruth. is a species whose natural distribution covers a vast territory in East and Southeast Asia, from central Nepal...
By Béatrice Chassé
Oct 6, 2018
It sounds like something out of science fiction, but David Cranwell has managed to create a reality where an acorn planted in New Zealand...
By Website Editor
Apr 2, 2018
Doug McCreary, long-time member of the IOS, died earlier this year.
By Website Editor
Oct 12, 2018
The subject of the latest addition to our series on Historic Oaks may seem an odd choice, for all that remains of the tree is an ivy-...
By Roderick Cameron
Apr 3, 2016
Quercus crassifolia is tree ranging in height from 4 to 15 meters, and is usually easily recognized by its leaves: stiff and leathery,...
By Roderick Cameron
Jan 26, 2016
An Estonian oak that stands in the middle of a sports stadium has won the European Tree of the Year contest.
By Roderick Cameron
Mar 9, 2015
A Mediterranean oak with a long-standing relationship with humanity.
By Website Editor
Mar 8, 2015
This unusual hybrid was described by Paul Thomson in 1977 from a location in Lafayette County, Missouri.
By Ryan Russell
May 30, 2015
Following the 2015 IOS Conference, the Plant Collecting Collaborative traveled to the Southeastern United States on a seed collection...
By Anonymous
Apr 4, 2016
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