It might be a good idea to dispose of this year’s Christmas tree sooner rather than later. While it’s not a regular occurrence during the holiday season, University of Wisconsin-Madison entomologist ...

Invasive insect species have, in the past 20 years, replaced native insects as the "biggest problem" facing Wisconsin's trees, said Bill McNee, a forest health specialist at the Wisconsin Department ...

As the Twin Cities fight against the infestation of an invasive beetle by removing Ash trees, new varieties of trees are being planted in their place. Since planting began on April 8, Minneapolis has ...

Welcome to our tree column, “Ask your local arborist.” Each month, arborists from the Davey Tree Expert Company in Menlo Park discuss a tree-related topic from general care and planting tips to how ...

As the California drought has taken hold over five years, broad swaths of a rusty red have grown in forests around the state – the pallor of millions of trees withering from thirst and succumbing to ...

Scientists at the University of Florida are testing a new type of citrus tree that can fight off the tiny insects responsible ...

Climate-induced warming is fueling the proliferation of insects keen on invading Colorado’s forests and leaving the trees they devour for dead, a new report has found. After a wet and cool 2023, ...

TREES. INSECTS ARE FEEDING ON WHITE PINE TREES, AND THAT’S LEADING TO POSSIBLY DEADLY AND INFECTIONS. THE NC FOUR SERVICE FIRST NOTICED THE IMPACT ON TREES LAST SUMMER, AND NOW RESEARCHERS ARE LOOKING ...

BECKET — There’s a tiny insect new to Berkshire County that is munching on leaves, giving some trees a ghostly, wintry appearance even in the midst of summer — entirely defoliating elms. The elm ...