Lemon Ironbark Essential Oil 10mL
Lemon Ironbark is distilled from Eucalyptus staigeriana, a Queensland tree named for its deeply furrowed, iron-hard bark. What makes the oil unusual is what it lacks. Most eucalyptus oils are dominated by 1,8-cineole, the sharp camphoraceous note. This one carries citral and limonene instead, and reads as soft, sweet lemon.
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Lemon Ironbark is steam distilled from the leaves of Eucalyptus staigeriana, a tree of the Queensland tropical woodlands. Ironbarks take their name from bark that stays on the trunk and hardens into deep, blackened furrows rather than shedding the way most eucalypts do. Zea's is grown on Yidinjdji land in far north Queensland.
From bush to bottle
Eucalyptus staigeriana grows in the open woodland country of far north Queensland, where the year splits hard into a wet season and a dry one. It has a naturally restricted range, which is part of why the oil is far less common than the mass-produced eucalyptus oils.
The bark is what gives the tree its name and its character: dense, dark and deeply furrowed, hard enough to blunt tools. The oil, though, is entirely in the leaf. Only leaf material goes to the still.
Steam lifts the volatile oil out of the leaf and the two are condensed and separated. Every batch is GC/MS tested. For this oil the telling figure is how little 1,8-cineole it contains compared with a standard eucalyptus.
Ask someone to describe eucalyptus oil and they will describe 1,8-cineole: sharp, camphoraceous, the smell of a chest rub. Blue Mallee and Blue Gum are bred and selected for exactly that, and their cineole content runs high.
Eucalyptus staigeriana is a genuine eucalypt that went a different way. Its published specification puts limonene at 7 to 32% and citral at 8 to 12%, with the para-cymene and 1,8-cineole group together at only 8 to 12%. The result is complex rather than blunt, with terpinolene and alpha-phellandrene filling out the middle. It is the eucalypt to reach for when you want the freshness without the medicine-cabinet note.
Quality and testing
Every batch is GC/MS tested and carries a certificate of analysis. The physical specifications shown are the supplier's published range for this oil; natural oils vary between batches, which is exactly why each one is tested rather than assumed.
Inside the bottle
Bright citrus peel at the top. The widest-ranging constituent in the oil.
Neral and geranial together. The true lemon note.
The eucalypt character, present but deliberately modest.
Soft, fresh and slightly woody through the middle.
Typical ranges from the supplier's published specification, across batches rather than a single batch result. Percentages shift with season and harvest. Statements about individual constituents refer to published research on those constituents in isolation, not to an outcome from using this product.
Eucalyptus staigeriana belongs to the tropical woodland of far north Queensland, on Yidinjdji land, where the year swings between a heavy wet and a long dry. Its natural range is narrow, which is the simple reason this oil has never become a commodity the way Blue Mallee and Blue Gum have.
Lemon Ironbark, Blue Mallee and Lemon Myrtle
| Lemon Ironbark | Eucalyptus (Blue Mallee) | Lemon Myrtle | |
|---|---|---|---|
| Botanical | Eucalyptus staigeriana | Eucalyptus polybractea | Backhousia citriodora |
| Lead character | Limonene and citral | 1,8-cineole | Citral, 87 to 95% |
| Aroma | Soft, sweet lemon | Sharp, camphoraceous | Intense, sharp lemon |
| Eucalypt note | Low | Very high | None |
| Where it grows | Far north Queensland | South Australia | NSW and QLD |
| How common in retail | Rare | Everywhere | Common |
A botanical and aroma comparison to help you choose between oils. It is not a claim that one oil performs better than another.
Ways to use it
3 to 6 drops in a diffuser or oil burner. The simplest way in.
Lemon Ironbark blends with other Australian natives. Kunzea, Rosalina and Lavender are the usual partners.
One or two drops in a carrier oil such as jojoba. Patch test first.
One drop inhaled from a tissue when you want the aroma on the move.
A few drops in water instead of a synthetic air freshener.
Well dispersed in a carrier or with bath salts, never neat on water.
A few drops in a homemade surface spray as a fresh deodoriser.
15 drops in 2 cups of hot water makes a fresh, non-toxic surface solution.
What customers tell us
★★★★★
“Absolutely love using Lemon Ironbark Essential Oil in my diffuser, another wonderful product from Zea.”
Rebecca C. · Verified buyer
★★★★★
“I thought lemon myrtle was a really beautiful oil, But, lemon ironbark is even better, the aroma when diffused has visitors to my home offering great comments. Well done Zea.”
Bridget W. · Verified buyer
★★★★★
“I use quite a few Zea products, i love all their essential oils, my favourite oil is lemon ironbark.”
Vanessa H. · Verified buyer
Five-star reviews left by verified Judge.me buyers, quoted as written. These are individual customer experiences and results differ from person to person.
Complete your blending kit
Lemon Ironbark is a bright middle note. These are the natives that give it depth underneath.
Single origin Australian essential oils since 2016





Questions, answered
A 100% pure essential oil, steam distilled from the leaves of Eucalyptus staigeriana in far north Queensland. It is single origin and GC/MS tested.
A soft, sweet lemon aroma with only a light eucalypt note behind it. Much gentler and more complex than a standard eucalyptus oil.
Start with 3 to 6 drops in a diffuser. For skin, dilute one or two drops in a carrier oil such as jojoba or sweet almond, and patch test first.
Because it barely contains the compound that makes eucalyptus smell like eucalyptus. Most eucalyptus oils are dominated by 1,8-cineole. In Eucalyptus staigeriana the para-cymene and 1,8-cineole group together sits at only 8 to 12%, with limonene and citral leading instead.
Lemon Myrtle is 87 to 95% citral and hits you with one very loud note. Lemon Ironbark spreads across limonene, citral, terpinolene and alpha-phellandrene, so it reads softer and more layered.
No. Never apply an undiluted essential oil and never take one internally. Dilute in a carrier oil first, and patch test.
Yes. Every batch is GC/MS tested and carries a certificate of analysis, which is how the specifications on this page are established.
Keep it out of reach of children and never apply it undiluted. Diffuse in a ventilated room rather than a closed space. Check with your vet before diffusing around pets.
Below 30°C in a dry place away from direct sunlight, with the cap on firmly. The lighter constituents are always the first to escape.
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Free shipping on Australian orders over $75 · 100% pure · GC/MS tested · single origin Queensland. Choose your pack and we will get it on its way.
Choose your packLemon Ironbark Essential Oil is an aromatherapy product for external use only and is not intended to diagnose, treat, cure or prevent any disease. Always dilute before use and follow the label directions. Statements about individual constituents refer to published research on those constituents, not to an outcome from using this product. If symptoms persist, talk to your health professional.