To keep your honey bee colonies healthy, it is important to determine the level of varroa mites in your colonies. This method provides a good estimate of the number of varroa mites on the adult bees. This method has the advantage of not killing the bees.
- The methods described here are illustrated in the following University of Minnesota Instructional Poster “Powder Sugar Roll For Varroa Mites on Honey Bees” Download a .pdf here.
