The bitter orange tree

The bitter orange tree

Bitter orange tree, An orange tree like no other

Bitter orange tree isn’t like any other. A rare occurrence in nature, all parts of this tree are useable thanks to its properties useful in many applications: pharmacopoeia, food products, perfumery, beauty products…

And it can live up to 600 years ! This helps to explain the passionate bond between this precious tree and its cultivators, as well as all the care it receives.

A long journey to our shores

Bitter orange originates in the south of the Himalayas. It was acclimatized to Mesopotamia in Roman times then brought to Syria by the Arabs in the 10th century. From there it spread westward reaching Sicily and Andalusia. Originally cultivated as an ornamental and fragrant plant (notably embellishing the courtyard of Cordoba’s Great Mosque), early on agrologists discover its pharmaceutical and cosmetic properties. Its journey will continue around the Mediterranean basin, gracing patios with its « golden apples », to finally reach us in 1336, date of the first historical mention of the bitter orange tree used as an ornamental plant in Nice.
Thanks to the expansion of perfumery industry in Grasse and ideal climatic conditions in Vallauris it became the driving force in the city’s economy by the end of the 19th century and gave birth to Nérolium Cooperative.


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Discovering its numerous virtues

During the Renaissance, a time of major discoveries, Bitter orange tree became a subject of studies
for its multiple virtues and uses of its products:

Steam distilled blossoms
This distillation is the base for Neroli (fixative for luxury perfumery) and orange blossom water (used in bakery and pastry, tea brewery, or face care). One ton of flowers is needed to produce a kilogram of Neroli!
Flower buds and petals
Flower buds and petals are dried for brewing infusions
Ripe fruits
Ripe fruits are used in marmalade and jam
Unripe fruits
Unripe fruit zests are used in food products
Shoots and peels
Shoots and peels essential oil is used in pharmacopeia

It is often said that plants and trees need love to thrive. Cultivators in Vallauris-Golfe-Juan and Bar-Sur-Loup aren’t lacking in affection for this tree so precious to them, considering all it has brought them. And keep on bringing: much more than mere plantations, it’s an entire culture, expertise and history they inherited.

That’s why, though not demanding, bitter orange trees are offered great care: it requires specific climate and soils – those of Vallauris and Golfe-Juan are ideal – and some time to mature and bear fruits: 10 to 15 years.

3 to 10 meters tall, its leaves are evergreen and its flowers fragrant. As well as their scent, they can be distinguished from sweet orange flowers by their size (they’re larger). It can handle temperatures as low as -7 or -8°c. It furthermore makes an excellent rootstock.

As for its other name, bigarade orange, it owes it to Provençal « bigarrat », which means variegated. It may also be called « Sevilla orange » or more commonly « bitter orange ». Purists will call it « citrus
aurantinum myrtifolia microphylla », from Greek « citrus » for lemon, Latin « aurantinum » for golden and « myrtifolia mycrophylla » for it small leaves resembling myrtle’s.

To learn everything about bitter orange, come visit our ecomuseum in Golfe Juan, our plantations and our shop !
further information

Key periods of a year at a bitter orange orchard

4 to 10 broad weeding, daily inspections, maintaining tools and irrigation systems, caring for the stems, soil terracing, suppression of rootstock rejects and dead wood, potential natural treatment against pests or illnesses and so on…
Marsh to April: Spiking the soil, potential plantation
Late April to early May: Picking orange blossom
June: Tree trimming, distilling the shoots for petit-grain bigaradier essential oil
June to September: Watering
November to December: harvesting unripe oranges for peels essential oil
January to February: harvesting ripe oranges for jams and wine
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Become a member
Nos adherents: Bernard Porre
Nos adherents: Dominique Gaillard
Nos adherents: Eliane
Nos adherents: Fawzia
Nos adherents: Franz
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Nos adherents: Jacqueline
Nos adherents: Lucien
Nos adherents: Nadine
Nos adherents: Renaud
Like them, write the future of Nérolium!

You own bitter orange trees on your land? You too can join our cooperative, perpetuate its traditions and partake in its renewal. You could share part of its history. Better yet, we could write its future together.