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At this point in the year, the queen is now laying eggs that will become winter bees, so knowing the level of varroa mites in your colonies is crucial! A study that the BC-TTP led showed that colonies with ≥ 1% mite infestation in August had a significantly higher mortality rate in the spring compared to colonies with < 1% mite levels.
To read the full article or watch a video summary of the study, click the link in our bio or visit ttp-bchpa.ca/varroadestructoreil.
Reference:
Morfin, N., Foster, L. J., Guzman-Novoa, E., Van Westendorp, P., Currie, R. W., & Higo, H. (2024). Varroa destructor economic injury levels and pathogens associated with colony losses in Western Canada. Frontiers in Bee Science, 20(2). https://doi.org/10.3389/frbee.2024.1355401
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