Tag Archives: hwa

Hemlock Woolly Adelgid: have you scouted for this pest yet?

Posted on May 1, 2026 by Cassie Russell

Cassie Russell, Nursery and Landscape Specialist, OMAFA Hemlock woolly adelgid, Adelges tsugae, is a regulated invasive insect that poses a serious threat to eastern hemlock (Tsuga canadensis) in Ontario. This pest is now established in parts of southern Ontario and … Continue reading →

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In case you missed it: recording available for Hemlock Woolly Adelgid webinar

Posted on January 5, 2026 by Cassie Russell

Missed out on the recent webinar ‘Best Practices for Managing Hemlock Woolly Adelgid ‘ in Nurseries? You’re in luck! A recording is now available. Continue reading to access a link to the recording.

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Upcoming Webinar: Best practices for Hemlock Woolly Adelgid in the Nursery

Posted on December 2, 2025 by Cassie Russell

In light of the expansion of the regulated area for Hemlock Woolly Adelgid this fall in Ontario (click here for announcement), CNLA and OMAFA are hosting a webinar on December 10th for nursery growers to understand the biology of this … Continue reading →

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Expanded Regulated Area for Hemlock Woolly Adelgid

Posted on August 27, 2025 by Cassie Russell

The Canadian Food Inspection Agency (CFIA) has expanded the regulated area for Hemlock Woolly Adelgid in Ontario. The new regulated area now includes the Regional Municipality of Niagara, Haldimand County, the City of Hamilton and the Township of Alnwick/Haldimand. This expansion … Continue reading →

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