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Editor's Picks

Group by Sequoiadendron giganteum
From Davis to Los Angeles
Chris Reynolds | Oct 30, 2024
Group photo at Otay Mountains
From Los Angeles to the Otay Mountains
John Leszczynski | Oct 30, 2024
Quercus boyntonii Conservation Plan
Partners at The Morton Arboretum, in collaboration with...
Website Editor | Oct 29, 2024

Plant Focus

Quercus dumosa acorn
Animals, plants, and fungi depend on this humble tree, but its future—and theirs—is all but certain.

Dendrology

New Species of Gall Wasp Described on Quercus grahamii

Gall on Quercus grahamii

A new species of oak gall wasp has been named in honor of Allen Coombes.

Conservation Efforts for Quercus cedrosensis

Air layering Quercus cedrosensis - photo Greg Bluffin

Air layering is being used to propagate a rare oak.

The World’s Northernmost Oak?

The oak tree in Skjomendalen © Gerhard Sørensen-Fuglem and Cecilia Piccirilli Bjerkeset

An oak grows north of the Arctic Circle in Norway

Not Another Oak Calamity…

Unusual symptoms linked to phytoplasma infection in Quercus humboldtiii, Colombia © Eric Boa

Symptoms linked to phytoplasma infection found in Quercus humboldtii in Colombia

The Royal Oaks of Penrice Castle, Wales

Miss Emily Talbot helps plant an oak (number 1 or 2, Quercus ×rosacea aff. robur), 1904; image courtesy Thomas Methuen-Campbell

What species of oak were planted by Royals at Penrice?

A work visit to Taiwan highlights the need to conserve vulnerable Fagaceae species.

pages_from_plant-talk-40_alverson.jpg

The story of Oregon white oak (Quercus garryana var. garryana) is a story of people who are connected with nature.

A.G.B. Fairchild with Quercus skinneri acorns

The famous agricultural explorer was fascinated by the large acorns he found in Guatemala in 1944.

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