Tag Archives: box tree moth spring

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 →

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