Tag Archives: Ontario nursery IPM

July 28 – Nursery pest update

Posted on July 28, 2026 by Cassie Russell

Before we talk pests, let’s talk stress. This growing season has delivered plenty of it, from dramatic temperature swings and heat waves to severe summer storms and the lingering effects of last year’s dry summer. While these blog posts tend … Continue reading →

Posted in Insects, IPM | Tagged , , , , , , , , , , | Leave a comment

Understanding and Managing the Red-headed Flea Beetle

Posted on July 4, 2025 by Cassie Russell

It’s already that time of summer… the return of the red-headed flea beetle.  The red-headed flea beetle (Systena frontalis) can be a significant pest in nurseries, particularly affecting container-grown ornamental plants. Adult beetles tend to emerge in late June to … Continue reading →

Posted in Insects, IPM | Tagged , , , , , , , , | 1 Comment

Nursery IPM Update: June 3, 2025

Posted on June 3, 2025 by Cassie Russell

Due to cooler temperatures last week, most regions of Southern Ontario are still between the 100-150 GDD (base 10°C) range with full bloom of Aesculus hippocastanum and spireae x vanhouttei. In more southern regions such as Harrow, GDD is closer … Continue reading →

Posted in Insects, IPM, Weekly Nursery Landscape Report | Tagged , , , , , , , , , , , , , , , , | 1 Comment