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Hemlocks are one of the most elegant and visually striking of all conifers. They look good in landscapes and have tremendous wildlife benefits, too. However, they are not exactly easy to grow. With ...

The hemlock woolly adelgid first started becoming a problem in the Finger Lakes in the 2000s. The invasive species can kill hemlock trees as the pest feeds, leading to series problems for plants, ...

Purdue Landscape Report: The hemlock woolly adelgid (Adelges tsugae) continues its eastward spread across the US. In 2022, seven new counties were added to the distribution map of this invasive insect ...

FRANKFORT, MI — Part of the Sleeping Bear Dunes National Lakeshore will be closed this summer due to the northern advancement of an invasive tree-killing pest. The Old Indian Trail off M-22 near ...

For more than 20 years, conservationists have been fighting a tiny insect killing the region's hemlock trees. Efforts to protect the trees through insecticide and the deployment of natural predators ...

A new study finds that creating physical gaps in the forest canopy gives Eastern hemlocks more access to resources and help those trees withstand infestation by an invasive insect. The approach adds ...

Eastern hemlock trees do not do well in an urban environment and have a very low tolerance for polluted air and salt damage from roadways. It needs to be in a sheltered location protected from drying ...