Hive care
Varroa & Pests
The varroa mite is the single biggest threat to a backyard colony. These guides cover testing, treatment timing and what actually works.
Varroa & Pests guides
Varroa & Pests guides
All our varroa & pests content, sorted newest first.
Varroa treatments compared: oxalic acid, formic acid, Apivar, and thymol
Compare four registered varroa mite treatments - temperature windows, supers-on rules, efficacy, and which to choose by season.…
How to test for varroa: alcohol wash and sugar roll, step by step
Learn how to test for varroa with a 300-bee alcohol wash or sugar roll. Step-by-step instructions, mite thresholds,…
Varroa mite thresholds: when to treat, by season
Learn the exact varroa treatment threshold for each season - spring, summer, late summer, and fall - with…
Varroa mites: the beginner's survival guide to testing, deciding, and treating
Varroa is the top killer of backyard hives. Learn to test, read the threshold by season, and time…