Herbarium of the Ancients — Detailed Record

Acer negundo

Please read before use: the information below describes traditional and informational uses — it does not replace the advice of a healthcare professional. In case of doubt, pregnancy, breastfeeding, ongoing treatment, or use in children, seek advice before use.

Enhanced precautions for this plant: Traditional use is not well documented scientifically: caution is advised and consultation with a healthcare professional is recommended before any use. Do not use in pregnant or breastfeeding women, nor in young children, in the absence of sufficient data. Avoid self-harvesting without certain identification, as the species can be confused with other maples or shrubs. Do not exceed occasional and sporadic use without advice from an experienced herbalist.

Decoction — Bark

Bark decoction

Dried and crushed bark is gently boiled in water for about fifteen minutes, then strained. This traditional preparation was used for occasional internal use or external applications depending on reported needs. Dosage must be validated with a healthcare professional or recognized pharmacopoeia before use.

Compress — Bark

Bark compress

The cooled decoction was used to soak a clean cloth, applied to the affected area. This traditional external use was reserved for superficial skin irritations. Dosage must be validated with a healthcare professional or recognized pharmacopoeia before use.

Where to find it

Obtaining the plant

Acer negundo grows naturally along watercourses and in wetland areas of North America; it is also planted in Europe as an ornamental tree, but its bark remains rare in the herbalist trade.

Harvest season

When to harvest it

The bark is traditionally harvested in spring, during sap rise, or in autumn from one-year-old wood.

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