A new study shows that tiny microbes living in and around oak trees may help them survive drought, poor soil, and disease.

Waiting until the leaves drop in fall is a rule of thumb for pruning shade trees, mainly because you can see bare limbs better, and the job is less “messy” without leaves attached to the cut branches.

Our native oak trees face a new threat. In November 2019, scientists in Calistoga discovered tiny symbionts — an insect-fungus team — killing mature valley oak trees (Quercus lobata). It was the first ...

The Mediterranean oak borer, a miniscule beetle no bigger than a sesame seed, has been discovered in trees around the Portland area. The invasive pest native to Europe, the Middle East and North ...

Due to changing weather patterns caused by climate change, young white oak trees are struggling in Missouri forests. Foresters across the country are asking private landowners for help saving white ...

Majestic oak trees have been capturing attention long before travelers on the Oregon Trail stopped their wagons and set up their new life. Indigenous people nurtured oaks for edible acorns, and ...

Foresters across the country are asking private landowners for help saving white oak trees, and Missourians have eagerly answered the call. More than 40 people recently signed up to help the ...