Invasive insect arrives in Halifax area, posing risks to hemlock trees

The Canadian Food Inspection Agency has detected an invasive insect, the hemlock wooly adelgid – known commonly as HWA – in the Halifax area for the first time. As Megan King reports, these pests are rapidly moving eastward, and prove deadly to hemlock trees.

• Invasive insect, deadly to hemlock trees, reported in Halifax region