Practical Guide: 4.1.1 Propolis in the colony

Propolis is a natural substance produced by bees and plays an essential role in the hygiene and stability of the colony. The fact sheet describes its origin, functions, and importance in the colony. The following information is based on the official fact sheet 4.1.1 from the Swiss Bee Health Service.

Official Practical Guide – Summary

Practical Guide: 4.1.1 Propolis in the Colony

• Definition: Propolis is a substance produced by bees from plant resins mixed with wax and their own secretions.
• Role in the colony:
  • Sealing cracks and gaps in the hive.
  • Reinforcing the internal structure.
  • Contributing to nest hygiene.
• Health significance:
  • Limiting the development of pathogens.
  • Protection against external influences.
• Beekeeping practice:
  • The presence of propolis is normal and beneficial.
  • Excessive removal can be detrimental to the balance of the colony.
• Important point:
  • Propolis production depends on bee genetics and the environment.

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Summary prepared on the basis of Practical Guide 4.1.1. Last verified: 01/2026.

See also:

• Propolis
• Wax as a component of propolis
• A highly social immunity
• Wax and combs
• Wax production by bees