An alcohol wash is the most effective way to determine if your honey bee colony needs to be treated for Varroa mites. Using common items easily accessible to beekeepers, this method effectively determines the number of mites per 100 bees. In this video, we’ll show you how to perform an alcohol wash, where to look for mites, and how many mites are too many.
Learn more about alcohol washes by visiting Penn State Extension: https://extension.psu.edu/alcohol-was...
Also available in Spanish: https://extension.psu.edu/monitoreo-d...