🐝 Bee diseases

Learn to identify, prevent and treat the most common honeybee diseases. Practical guides based on experience and scientific data.

The most dangerous parasite of apiaries. Without treatment, an infested colony collapses within 1–3 years.

Nosema (Nosema apis / ceranae)

A fungus attacking the digestive tract of adult bees. A silent killer that weakens the entire colony.

Disease of cold conditions. Larvae turn into chalk-like mummies. Mainly caused by beekeeper mistakes.

The most dangerous bacterial brood disease in the world. Infected hives must be burned. Legally mandatory reporting.

Bacterial disease of unsealed brood. Less dangerous than AFB, but can decimate weak colonies.

Viral brood disease. Larvae die and remain as fluid-filled sacs.