Tag Archives: treat btm

Boxwoods: Time to check & treat for the next generation of box tree moth

Posted on July 8, 2025 by Cassie Russell

Adult box tree moths have been observed and captured throughout Southern Ontario over the last couple weeks and as their eggs hatch, early instar box tree moth larvae will start to feed again on boxwood shrubs. This second period of … Continue reading →

Posted in Arboriculture, box tree moth, Insects, Invasive Species, IPM, landscape | Tagged , , , , , , , , , , | Leave a comment

Box Tree Moth: Time to scout and treat the second generation

Posted on July 2, 2024 by Cassie Russell

Adult box tree moths have been observed throughout Southern Ontario over the last couple weeks and as their eggs hatch, early instar box tree moth larvae start to feed again on boxwood shrubs. This second period of feeding activity is … Continue reading →

Posted in Arboriculture, box tree moth, Insects, Invasive Species, IPM, landscape | Tagged , , , , , , , , | 1 Comment

Box tree moth are waking up!

Posted on May 2, 2024 by Cassie Russell

We had some unseasonably warm days this March and April here in Ontario which resulted in a few instances where box tree moth (BTM) were coming out of their hibernaria during the day to feed, but quickly retreat back when … Continue reading →

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Box Tree Moth: Time to start treating the second generation

Posted on July 17, 2023 by Cassie Russell

Early instar box tree moth larvae have started to be found on boxwood shrubs in Ontario; mainly in the GTA and Niagara region. This is the start of the second generation. Now is the time to inspect your boxwoods again … Continue reading →

Posted in Arboriculture, Insects, Invasive Species, IPM, landscape | Tagged , , , , , , , , | 3 Comments