Does harvesting propolis harm the bees? Beekeepers often ask me this question, especially those who understand how important it is for their bees, but want to harvest some to make tinctures or salves. It is a very valid question. Particularly as we now understand the strong positive correlation between propolis and brood viability, and also its role in general bee health. If the bees collect resin and turn it into propolis in order to stay healthy and fight off disease, is it then defensible for us to remove it from the hive? Can it be done responsibly, or does propolis harvesting always harm the bees?
The short answer is No — harvesting propolis does not harm bees. Not if done responsibly. Done irresponsibly, it can absolutely have detrimental effect on colony health. To understand why, it helps to look at how bees use propolis, what it contains, and how beekeepers should approach collection.
Role of the Propolis Envelope
To make propolis, bees collect antimicrobial plant resins. They mix it with beeswax and enzymes, and coat internal surfaces of the hive with it. In beekeeping terms this is called a propolis envelope. They also use propolis to line the rims of the honeycomb where they store food and raise new bees (brood). Propolis works as the bees’ communal immune system by warding off harmful pathogens and contributing to brood viability and bee health. It contains over 300 active compounds, both volatile and non-volatile. The non-volatile compounds stay in the propolis envelope like a protective coating, while the volatile compounds mixes with the hive air.
Volatile Compounds
Propolis is rich in volatile bioactive compounds that gradually dissipate into the hive atmosphere. These volatiles contribute to the antimicrobial environment of the colony and even make their way into honey, adding to its chemical complexity and health-promoting properties. Bees do not consume propolis directly, but by ingesting honey and brood food that has absorbed volatile compounds, they still benefit from its protective qualities.
As volatile compounds diminish over time, so too does the effectiveness of the propolis envelope. Bees are therefore predisposed to collect resin continuously, reinforcing their antimicrobial barrier and ensuring ongoing protection. This constant cycle of renewal means that careful harvesting does not deprive the colony permanently.
Propolis in the Brood nest
The brood nest is where propolis is most critical. A strong propolis envelope around the brood area contributes to higher brood viability and longer-lived worker bees. It reduces microbial pressure, stabilises humidity and temperature, and plays a proven role in suppressing diseases such as chalkbrood. Removing propolis from the brood area, or from boxes that remain on colonies over winter, would compromise immunity and resilience at the time bees need it most. For this reason, brood-area propolis should never be harvested.
Propolis in the Honey Supers
Propolis can be collected safely from honey supers or from propolis traps fitted during the active season. Supers are removed before winter. Therefore, harvesting propolis from these boxes does not interfere with the protective envelope around the brood. When new equipment is added in spring, bees naturally re-establish fresh deposits, maintaining the cycle of collection and renewal. If you want to learn more about how to harvest propolis, either from the honey supers or by using propolis traps, and how to process it afterwards, this blog will give you all you need to know: https://hannasbees.ie/how-to-harvest-propolis/
Blog Summary
Harvesting propolis does not harm bees if approached with care. Its volatile nature ensures that bees are constantly replenishing it, and beekeepers can safely collect surplus from seasonal honey supers or traps. By respecting the brood nest and winter stores, we can enjoy the benefits of propolis while allowing bees to maintain the powerful natural defences that underpin their health.
Further reading
If you would like to explore propolis further, ther are a number of blogs on the website, everything from why bees make it and how to harvest and process to its uses in human health and how to make your own tincture. see links below or use the search function on the right to look for more specialized blogs on propolis and coldsores, mouth ulcers and more. You can also view our propolis products in our online shop here
Hanna Bäckmo is an award-winning beekeeper, entrepreneur, hobby gardener and internationally published writer. Originally from a small island in Sweden, she now lives in East Cork with her son, two dogs, a flock of rescue chickens and lots of bees. Hanna is the founder of Hanna’s Bees, producing a unique range of natural and sustainable honey, propolis, and beeswax products sold in Ireland’s leading Gift & Artisan food stores and select US outlets. With 70 colonies of Native Irish honeybees, she is a passionate bee-advocate and educator and is an Ambassador for the Native Irish Honeybee.
Curious about the world of bees and honey? Join our newsletter to learn something new each week.
Mouth ulcers are painful and often recurrent. Propolis, one of the first medicines known to humans, is now being studied for its role in easing pain, speeding healing, and preventing recurrence.
Did you ever have honey that separated in the jar and formed two distinct layers? One lighter, solid layer at the bottom, and a darker, liquid layer at the top? If you did, chances are you wondered what was going on and if the honey was still ok to eat…
Does Harvesting Propolis Harm Bees?
Does harvesting propolis harm the bees? Beekeepers often ask me this question, especially those who understand how important it is for their bees, but want to harvest some to make tinctures or salves. It is a very valid question. Particularly as we now understand the strong positive correlation between propolis and brood viability, and also its role in general bee health. If the bees collect resin and turn it into propolis in order to stay healthy and fight off disease, is it then defensible for us to remove it from the hive? Can it be done responsibly, or does propolis harvesting always harm the bees?
The short answer is No — harvesting propolis does not harm bees. Not if done responsibly. Done irresponsibly, it can absolutely have detrimental effect on colony health. To understand why, it helps to look at how bees use propolis, what it contains, and how beekeepers should approach collection.
Role of the Propolis Envelope
To make propolis, bees collect antimicrobial plant resins. They mix it with beeswax and enzymes, and coat internal surfaces of the hive with it. In beekeeping terms this is called a propolis envelope. They also use propolis to line the rims of the honeycomb where they store food and raise new bees (brood). Propolis works as the bees’ communal immune system by warding off harmful pathogens and contributing to brood viability and bee health. It contains over 300 active compounds, both volatile and non-volatile. The non-volatile compounds stay in the propolis envelope like a protective coating, while the volatile compounds mixes with the hive air.
Volatile Compounds
Propolis is rich in volatile bioactive compounds that gradually dissipate into the hive atmosphere. These volatiles contribute to the antimicrobial environment of the colony and even make their way into honey, adding to its chemical complexity and health-promoting properties. Bees do not consume propolis directly, but by ingesting honey and brood food that has absorbed volatile compounds, they still benefit from its protective qualities.
As volatile compounds diminish over time, so too does the effectiveness of the propolis envelope. Bees are therefore predisposed to collect resin continuously, reinforcing their antimicrobial barrier and ensuring ongoing protection. This constant cycle of renewal means that careful harvesting does not deprive the colony permanently.
Propolis in the Brood nest
The brood nest is where propolis is most critical. A strong propolis envelope around the brood area contributes to higher brood viability and longer-lived worker bees. It reduces microbial pressure, stabilises humidity and temperature, and plays a proven role in suppressing diseases such as chalkbrood. Removing propolis from the brood area, or from boxes that remain on colonies over winter, would compromise immunity and resilience at the time bees need it most. For this reason, brood-area propolis should never be harvested.
Propolis in the Honey Supers
Propolis can be collected safely from honey supers or from propolis traps fitted during the active season. Supers are removed before winter. Therefore, harvesting propolis from these boxes does not interfere with the protective envelope around the brood. When new equipment is added in spring, bees naturally re-establish fresh deposits, maintaining the cycle of collection and renewal. If you want to learn more about how to harvest propolis, either from the honey supers or by using propolis traps, and how to process it afterwards, this blog will give you all you need to know: https://hannasbees.ie/how-to-harvest-propolis/
Blog Summary
Harvesting propolis does not harm bees if approached with care. Its volatile nature ensures that bees are constantly replenishing it, and beekeepers can safely collect surplus from seasonal honey supers or traps. By respecting the brood nest and winter stores, we can enjoy the benefits of propolis while allowing bees to maintain the powerful natural defences that underpin their health.
Further reading
If you would like to explore propolis further, ther are a number of blogs on the website, everything from why bees make it and how to harvest and process to its uses in human health and how to make your own tincture. see links below or use the search function on the right to look for more specialized blogs on propolis and coldsores, mouth ulcers and more. You can also view our propolis products in our online shop here
Importance of propolis for Bees: https://hannasbees.ie/why-is-propolis-important-for-bees/
How to harvest and process Propolis: https://hannasbees.ie/how-to-harvest-propolis/
How to make your own propolis tincture: https://hannasbees.ie/how-to-make-propolis-tincture/
Propolis Health Benefits and how to use it: https://hannasbees.ie/how-to-use-propolis/
Hanna Bäckmo
Curious about the world of bees and honey? Join our newsletter to learn something new each week.
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