How Honey Is Made: From Flower to Jar
Honey begins as flower nectar — a dilute sugar solution bees collect and transform through enzymatic activity and controlled evaporation. Bees add enzymes from their salivary glands, reducing moisture from around 80% down to under 20%, then seal the comb with beeswax. The result is a shelf-stable, bioactive food — but how it's extracted and packed after that point determines how much of that quality survives.
Key Points
- Nectar is enzymatically transformed by bees, not just dehydrated — the enzymes are what create bioactivity
- Glucose oxidase is the key enzyme responsible for hydrogen peroxide (peroxide) antimicrobial activity
- Cold extraction preserves those enzymes; heat destroys them
- How honey is packed matters as much as how the bees made it
Few foods have a production story as elegant as honey. The process involves botany, insect biochemistry, and a form of collective intelligence that humans have been fascinated by for thousands of years. But it's also a story with a practical point: the choices made at every step — from hive to jar — affect what you're actually getting.
Here's the full journey.
Step 1: The Bees Find the Nectar
Nectar is the starting material. Flowering plants produce it as an attractant — the plant offers a sugar reward in exchange for the bee carrying pollen to the next flower, enabling reproduction. Nectar is mostly water (70–80%) with dissolved sugars, primarily sucrose, along with trace aromatics, acids, enzymes, and minerals that vary by species.
Forager bees locate nectar sources and communicate their location back to the hive through the famous "waggle dance." A single forager bee will visit hundreds of flowers per trip, collecting nectar in a special stomach called the honey stomach (or crop) — separate from the digestive stomach. A full honey stomach holds about 40mg of nectar — roughly the weight of a grain of rice.
The forager returns to the hive and passes the nectar mouth-to-mouth to processor bees inside. This transfer is where transformation begins.
Step 2: Enzymatic Conversion — The Most Important Step
This is the step most people don't know about, and it's the one that separates honey from sugar syrup.
As bees pass nectar between themselves and begin depositing it into comb cells, they add enzymes from their hypopharyngeal glands (salivary glands in the head). The two most important:
- Glucose oxidase — converts glucose into gluconolactone and hydrogen peroxide. This hydrogen peroxide is the source of honey's peroxide antimicrobial activity (PA), the same property measured in TA (Total Activity) testing. It's also why active honey has been used in wound care for centuries.
- Invertase (sucrase) — splits sucrose into glucose and fructose, the two simple sugars that make up the bulk of mature honey. This conversion is why honey doesn't taste like table sugar.
- Diastase (amylase) — breaks down starch molecules; its presence is used as a quality indicator for honey that hasn't been overheated.
These enzymes are proteins. Like all proteins, they are heat-sensitive. This matters enormously for what happens next.
Step 3: Evaporation and Ripening
Fresh nectar deposited in comb cells has too much water to be shelf-stable. Honey with more than 20% water content will ferment over time. Bees reduce it to around 17–18%.
They do this through airflow. Bees fan the open comb cells with their wings, creating a controlled evaporation environment across the hive. Depending on the nectar source and local humidity, this process takes 1–3 days per batch.
When moisture drops to the right level, bees cap the comb cells with beeswax. This is the signal that the honey is "ripe" — ready for storage and, eventually, harvest.
Step 4: Extraction — Where Quality Can Be Lost
Once beekeepers harvest the comb, the honey needs to be removed without destroying it. The standard commercial approach is centrifugal extraction: the wax cappings are cut off and the frames are spun in an extractor, with centrifugal force pulling the honey out.
The critical variable here is temperature.
Many commercial honey operations heat honey to 60–70°C during extraction and packing. This makes it flow faster, filter more easily, and delay crystallisation on shelves. But it also:
- Denatures glucose oxidase and other enzymes (destroying peroxide activity)
- Reduces or eliminates the diastase content
- Degrades heat-sensitive phenolic compounds
- Can increase HMF (hydroxymethylfurfural), a chemical marker of heat damage
Cold extraction — processing honey at or near ambient temperature — preserves the full enzyme complement and the bioactive compounds the bees worked to create. It requires more care, but the difference in the final product is measurable.
Step 5: Packing — The Final Variable
After extraction, honey is filtered (to remove wax fragments and debris), rested to allow air bubbles to rise, and packed.
The same heat-sensitivity issues apply at this stage. Packing at low temperatures is slower and more demanding — honey at 20°C flows nothing like honey at 60°C — but it's the only way to get a genuinely raw, bioactive product into a jar.
At Forest Fresh Honey, Jarrah honey is cold-extracted and carefully packed to preserve the enzyme activity that makes it worth grading. The Jarrah Factor™ standard requires that every batch pass five independent laboratory tests before it's sealed — including verification of the TA rating that appears on the label. That TA rating is meaningless without intact glucose oxidase, and intact glucose oxidase requires cold handling from hive to jar.
🍯 Browse All Forest Fresh Honey Products — cold-extracted, lab-tested, packed to preserve every bit of the bioactivity the bees created. Shop All Products →
What Kills Honey's Bioactivity (And How to Avoid It)
Understanding the production process also tells you what to avoid in your own kitchen:
| What to avoid | Why |
|---|---|
| Microwaving honey | Spikes local temperature, denatures enzymes |
| Adding to boiling water | Same issue — hydrogen peroxide activity is destroyed above ~50°C |
| Long-term storage in sunlight | UV and heat gradually degrade phenolic compounds |
| Plastic containers | Some plastics leach compounds over time; glass is inert |
If you want to warm honey (to pour it or blend it), a warm water bath kept below 40°C is the safe approach. This is the same principle behind the Crystallisation-Free Guarantee™ on Jarrah Platinum — the unique fructose-to-glucose ratio of Jarrah honey means it doesn't need to be heated to stay pourable.
Frequently Asked Questions
Q: How long does it take bees to make honey? A: From nectar collection to capped, ripe honey typically takes 1–3 days per batch of comb, though the full cycle of foraging, processing, and evaporation is continuous throughout a flowering season. A productive hive can produce 20–80kg of honey in a good season, depending on floral availability and hive strength.
Q: Do bees vomit to make honey? A: Technically, no — though the process is often described that way. Bees store nectar in a separate honey stomach, not their digestive stomach. They pass the nectar between bees through a process called trophallaxis (mouth-to-mouth transfer), not regurgitation in the digestive sense. Enzymes are added to the nectar during this transfer.
Q: What is raw honey? A: Raw honey has not been significantly heated or fine-filtered after extraction. It retains its natural enzyme content, pollen, and trace compounds. Most honey sold in supermarkets has been pasteurised (heated to 70°C+) to extend shelf life and prevent crystallisation — a process that significantly reduces bioactivity.
Q: Why does honey from different flowers taste different? A: Nectar chemistry varies enormously between plant species. The aromatic compounds, organic acids, mineral content, and sugar ratios all differ. Bees don't process these away — they concentrate them. This is why Jarrah honey has a distinctive rich, malty character, while Leatherwood honey from Tasmania tastes floral and spiced.
Q: What is glucose oxidase and why does it matter? A: Glucose oxidase is an enzyme bees add to nectar during processing. In the presence of oxygen, it converts glucose to hydrogen peroxide — the source of honey's peroxide antimicrobial activity. This is one of the mechanisms measured in a Total Activity (TA) rating. Heat destroys this enzyme, which is why cold extraction and packing methods matter for bioactive honey.
Q: Does the type of flower affect how long honey takes to ripen? A: Yes. Nectars with higher initial water content (like some eucalyptus species) take longer to evaporate to the right moisture level. Local humidity also plays a role. Jarrah honey produced in WA's relatively dry southwest forest conditions generally ripens well, contributing to its low moisture content and excellent shelf stability.
Q: How does Forest Fresh Honey extract its Jarrah honey? A: Forest Fresh Honey uses cold extraction methods to preserve the full enzyme activity of the honey. Every batch is then independently tested across five laboratories as part of the Jarrah Factor™ standard before packing. The TA rating on each jar is verified, not estimated.
The information in this article is for educational purposes only and is not intended to diagnose, treat, cure, or prevent any disease or health condition. Please consult your healthcare professional before using honey as part of a health or medical regimen. Forest Fresh Honey products are food products, not medicines. Not suitable for children under 12 months. These statements are based on traditional use and emerging scientific research.
Written by Matt Fewster, 5th generation of the Fewster family and co-founder of Forest Fresh Honey.
Sources: - Irish, Blair & Carter (2011), PLOS ONE — Antibacterial activity of WA honey: https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0018229 - Hossain & Locher (2023), Applied Sciences — WA honey bioactivity: https://www.mdpi.com/2076-3417/13/13/7440 - Manning, Dr Rob (2011), WA DPIRD — WA honey antibacterial properties: https://library.dpird.wa.gov.au/pubns/39/