Varroa Infestation Rate Calculator
Exact Calculator
Calculate your varroa mite infestation percentage from alcohol wash or sugar roll counts. Includes treatment threshold guidance.
Count of mites from your wash
~300 bees = ½ cup
Results
Infestation Rate
0.0%
Mites per 100 bees
0
Risk Level: low
Mite levels are low. Continue monitoring monthly. No treatment needed at this time.
Treatment thresholds: Spring <2% · Late Summer <3%
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Disclaimer: BeeCalc Hub calculators provide estimates and guidance based on common beekeeping practices. Results should be adapted to your local conditions, climate, and hive setup. Always consult experienced beekeepers or extension services for critical management decisions. Read full disclaimer →