GREENS, HERBS AND FOUGERES / fresh · green · earthy
Celery
Category
GREENS, HERBS AND FOUGERES
Subcategory
fresh · green · earthy
Origin
Volatility
Heart Note
Botanical
Apium graveolens
Appearance
Pale yellow to amber liquid
Odor Strength
Medium
Producing Countries
India, France, China, United States
Pyramid
Heart
Watery-green, sharp, unmistakably vegetal. The smell of a cold celery stalk snapped at the base — angular, slightly bitter, with a peculiar warm-spicy undercurrent from the phthalide lactones that no other green note replicates.
Angular green, watery-vegetal, with a warm undertone that separates it from all other green notes. The green is not leafy (like violet leaf) or resinous (like galbanum) — it is specifically stalk-like, slightly bitter, with a clean mineral edge. Underneath, phthalide lactones contribute a quiet warmth similar to of lovage root.
Compared to lovage (which shares phthalide chemistry), celery seed is lighter, more aqueous, less rooty. Compared to angelica root, it is thinner and more transparent. Compared to cis-3-hexenol (cut grass), it is warmer, more specific, less generic. The note has an unexpected persistence — the phthalides are heavier molecules that linger after the limonene top note evaporates.
Evolution over time
Immediately
Immediately
Bright limonene-citrus flash, then angular green-celery phthalide character arrives within seconds. Sharp, watery-vegetal, slightly bitter.
After a few hours
After a few hours
Limonene fades. Warm, earthy phthalide depth emerges — sedanolide and butylphthalide persist. Less sharp, more rooty, faintly spicy. The celery identity remains clear.
After a few days
After a few days
Phthalide lactones (MW 190–194) linger as a faint warm-green trace. Recognisably celery even after 48 hours on fabric. The monoterpene fraction is gone.
The Full Story
Celery seed oil (Apium graveolens, CAS 8015-90-5) is chemically dominated by (+)-limonene (58–79%) and β-selinene (5–20%), placing it in the same terpene-heavy territory as citrus peel oils. But these monoterpenes are not what makes celery smell like celery. The character-impact compounds are phthalide lactones — 3-n-butylphthalide (CAS 6066-49-5), sedanolide (CAS 6415-59-4), and sedanenolide (CAS 63038-10-8) — present at just 1.5–11% of the oil yet responsible for the entire recognisable celery identity. Their odour threshold is extremely low.
The olfactory effect is angular green, watery, slightly bitter — nothing aquatic or clean about it. There is a faint warm-spicy depth underneath, especially in the seed oil (richer in phthalides than stalk or leaf). This warmth is closer to lovage or angelica root than to any culinary herb.
In perfumery, celery seed oil is used more frequently than its obscurity suggests, but always in very small amounts. Its principal role is as a warm modifier in floral and amber compositions, in lavender bouquets, and in modern aldehydic perfumes. Carelessly dosed, it overwhelms; its diffusive power and tenacity are easily underestimated. The phthalide fraction provides a molecular specificity that generic green notes (cis-3-hexenol, galbanum) cannot match.
India produces approximately 4,000 tonnes of celery seed annually from a global production of roughly 6,000 tonnes, making it the dominant source. France remains a secondary but quality-significant origin. The oil is pale yellow, steam-distilled over 10–12 hours from dried, crushed seeds, yielding 2–3%.
This note in Première Peau. Simili Mirage · Gravitas Capitale. Sample all seven extraits in the Discovery Set.
3-n-Butylphthalide — the molecule most responsible for celery's particular smell — was approved by China's FDA in 2002 as a prescription drug for acute ischaemic stroke (marketed as dl-NBP). A 2023 randomised clinical trial published in JAMA Neurology (1,216 patients) found that 56.7% of the butylphthalide group achieved favourable functional outcomes at 90 days, versus 44.0% on placebo. The same lactone that makes celery smell like celery may protect neurons during a stroke.
Extraction & Chemistry
Extraction method: Steam distillation of the dried, crushed seeds (fruits) of Apium graveolens. Distillation time is notably long: 10–12 hours, reflecting the slow release of the heavier phthalide lactones that define the celery character. Oil yield is 2–3% on seed weight, equivalent to 20–30 kg of essential oil per hectare. The resulting oil is pale yellow with a strong, diffusive celery odour. CO2 supercritical extraction is also available and produces a more complete aromatic profile, capturing heavier phthalides more efficiently than steam distillation. Major production: India (approximately 4,000 of 6,000 tonnes global seed production), France, China, United States.
Subject to IFRA peroxide value limits due to high limonene content (58–79%). Oxidised limonene is a skin sensitiser; essential oils rich in limonene must be stored under nitrogen and monitored for peroxide formation. No specific IFRA Standard targets celery seed oil individually.
Synonyms
CELERY SEED
Physical Properties
Odor Strength
Medium
Lasting Power
400 hour(s) at 100.00 %
Appearance
Pale yellow to amber liquid
Flash Point
168.00 °F. TCC ( 75.56 °C. )
In Perfumery
Celery seed oil functions as a heart-note modifier, deployed at low dosages (typically under 1%) to introduce a warm, vegetal specificity impossible to replicate with other green materials. Its role is more architectural than decorative: it bridges floral hearts and woody bases by providing an earthy-green warmth that reads as natural skin rather than garden. The oil appears in floral compositions (where it rounds sharp florals), lavender bouquets (where it adds depth), and amber-amber blends (where it contributes a discreet vegetal grounding). The phthalide fraction has also been explored as a partial replacement for oakmoss accords, providing a similar earthy-green complexity without the IFRA-restricted atranol content. Because 58–79% of the oil is limonene, peroxide control during storage is critical — oxidised limonene is a strong skin sensitiser. Celery seed is not featured in any current Première Peau fragrance.
