Tag Archives: nursery scouting

Nursery Pest Update: May 22, 2026

Welcome to the first nursery pest update for 2026! Most regions of Southern Ontario are between the 50-100 GDD (base 10°C) range with full bloom of Syringa vulgaris. In more southern regions such as Harrow and the Niagara peninsula, GDD … Continue reading →

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

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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Upcoming Webinar: Scouting your Ornamental Crops like a Pro!

Ever feel like you’re taking too much time scouting your crops for insects or diseases? Or, maybe you feel the opposite – you’re willing to spend the time, but you keep missing critical pests. If scouting has been a challenge … Continue reading →

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August 2, 2024 – Pest Updates

It’s August already!? Anyone else wondering where July went? It’s continued to be a hot and humid summer, that’s for sure. Some plants have definitely been feeling the stress of the heat, but one things for sure: the insects are … Continue reading →

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