Propolis

The sticky brown resin gluing every part of your hive together is a product people pay for, and the reason it is annoying to you is the reason it is valuable.

What it is and why the bees make it

Bees collect resin from tree buds and bark, mix it with wax and enzymes, and use it to seal gaps, smooth surfaces and coat the inside of the cavity. Composition varies enormously with the trees available, so propolis from your yard is not the same material as propolis from another climate, and that variability is genuine rather than marketing.

Colonies differ in how much they produce. Some stock is famously heavy on it, which is a nuisance when you are prying frames and an asset if you intend to sell it.

Harvesting it without ruining it

Scraping it off frames and boxes gives you propolis mixed with wood, paint and old wax, which is fine for your own use and poor as a product.

The clean method is a propolis trap: a flexible plastic mat with narrow slots laid above the frames. The bees treat the gaps as holes to seal and fill them. Once full, freeze the mat and flex it, and the propolis cracks out in clean pieces.

Harvest in late summer when they are sealing for winter, and keep it frozen or cold until you use it, because it goes from brittle to hopelessly sticky the moment it warms.

What people buy it for

Raw chunks for people who chew it, and tinctures, which are the common value-added form and are simply propolis extracted in high-proof alcohol over several weeks and filtered. It also goes into balms and into wood finishes.

It sells by weight at a multiple of honey, and the market is small and mostly direct. Treat it as an addition for customers you already have rather than as a channel of its own.

What you may not claim

This is where propolis gets people into trouble. There is real research interest in its antimicrobial properties, and that is not the same as being permitted to tell a customer it treats anything.

The moment a label or a market conversation says a product prevents, treats or cures a condition, it is being offered as a drug, and the requirements that follow are not ones a small producer can meet. Describe what it is and where it came from. Do not describe what it does to a person.

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