A group of researchers has launched a new global database of bark and ambrosia beetles, with nearly 8,000 species records and ...

If you're looking for a tree that loves damp soil and shows off stunning colors during the autumn season, this one is just what you're looking for.

Homeowners urged to watch for early warning signs as record heat and water restrictions leave mature pines and spruces ...

Tree bark damage can have many causes. Learn how to identify concerning signs, support recovery, and know when to call an ...

The arboretum has been studying whether genetic resistance in some American beech trees can allow the species to recover from ...

Translated from Russian (images and captions omitted) November 14, 2023 Few trees in the world are as mysterious as the ...

Purdue Landscape Report: This article is not meant to raise an alarm for a new, deadly tree disease. Rather, I wish to increase your awareness of a disease that has been around for a long time.

72% of patients on highest tulisokibart dose saw 50% or more lesion reduction versus 35% on placebo 41% of patients on highest dose saw 75% lesion reduction versus 15% on placebo Merck bought ...

BOISE, Idaho — Idaho's 2026 Capitol Christmas Tree will come from a different tree than originally planned after officials discovered signs of disease in the first tree selected for the honor. The U.S ...

Above: Sudden wilting and browning of foliage on one side of the tree is typical of Verticillium wilt. (Photo by John Obermeyer in Purdue Extension publication BP-6-W). This article is not meant to ...

As many as 100 million elm trees died from Dutch elm disease in the span of 50 years. Now, decades of careful breeding may help them return. In a Vermont field, a team tends to young elm trees.

Citrus Greening has plagued Florida farmers for decades. According to the U.S. Department of Agriculture, since the disease was first detected, Florida's citrus production has dropped by almost 95%.