Diseases Caused or Spread by the Varroa Mite

A honey bee on a brood frame with a visible varroa mite attached to its thorax.

The varroa mite is more than just a parasite. It’s a disease vector that weakens your bees’ immune systems and spreads viral infections throughout the hive. Understanding the most common diseases associated with varroa is a critical part of managing hive health. If you’re seeing colony decline—even if mite levels seem low—it’s important to consider … Read more