Ambrosia trifida Giant ragweed (Compositae)

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Ambrosia trifida
Giant ragweed
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The Ambrosia trifida plant species is found in Eastern N. America - Quebec to Florida, west to Manitoba, Colorado and Mexico. It is a member of the Compositae family. Common gardeners may know the plant as Giant ragweed.

Cultivation | Propagation | General Uses
Medicinal | Edible Uses

Latin Name:  Ambrosia trifida
Common Name:  Giant ragweed
Family:  Compositae
Author:  L.

Known Hazards:  The pollen of this plant is a major cause of hayfever in N. America[222]. Ingesting or touching the plant can cause allergic reactions in some people[222].

Mature Height:  2   Mature Width:

Habitat:  Alluvial waste places, sometimes forming vast pure stands[222].

Medicinal Information: The leaves are very astringent, emetic and febrifuge[222, 257]. They are applied externally to insect bites and various skin complaints, internally they are used as a tea in the treatment of pneumonia, fevers, nausea, intestinal cramps, diarrhoea and mucous discharges[222]. The juice of wilted leaves is disinfectant and is applied to infected toes[257]. A tea made from the roots is used in the treatment of menstrual disorders and stroke[222]. The pollen is harvested commercially and manufactured into pharmaceutical preparations for the treatment of allergies to the plant[222].

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Cultivation | Propagation | General Uses
Medicinal | Edible Uses

The information above has been supplied solely via the hard work and dedication of the team at 'Plants for a Future'.
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