Herbier des Anciens — Detailed SheetFR · EN

Ambrosia hispida

Ambrosia hispida
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: This plant belongs to the Ambrosia family, known for its highly allergenic pollen; people prone to allergies (rhinitis, asthma) should exercise extra caution. Contact or ingestion may cause skin or digestive reactions in sensitive individuals; professional advice is recommended before any internal use. Use not recommended in pregnant or breastfeeding women, as well as in young children, due to insufficient data. Do not use if taking medication without advice from a healthcare professional, as interactions are not reliably documented.
Infusion — Leaves

Traditional digestive infusion

A few fresh or dried leaves are briefly infused in hot water. This preparation, reported in traditional Caribbean uses, requires professional advice before consumption given the lack of complete safety data. Dosage must be validated with a healthcare professional or recognized pharmacopoeia before use.

Poultice — Leaves

Soothing poultice

Fresh leaves are crushed or bruised and then applied directly to the painful or irritated area. The preparation is renewed as needed, avoiding prolonged contact on broken skin. Dosage must be validated with a healthcare professional or recognized pharmacopoeia before use.

Decoction — Stem

Traditional decoction

The stem cut into pieces is brought to a gentle boil for a few minutes, then filtered. This preparation, less documented, should be reserved for use supervised by an expert or professional. Dosage must be validated with a healthcare professional or recognized pharmacopoeia before use.

Where to find it

Obtaining the plant

This coastal plant grows spontaneously on dunes and sandy shorelines of Central America and the Caribbean; it is rarely cultivated and is mainly found dried at certain herbalists specializing in tropical plants.

Harvest season

When to harvest it

Leaves and stems are traditionally harvested during the dry season, when the plant is most vigorous, away from polluted or treated areas.

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