The pollen of this plant is a major cause of hayfever in N. America
. Ingesting or touching the plant can cause allergic reactions in some people
This plant was cultivated by the pre-Columbian N. American Indians, seeds found in pre-historic sites are 4 - 5 times larger than those of the present-day wild plant, which seems to indicate selective breeding by the Indians
. The following report is for A. artemesifolia, it quite possibly also applies to this species[K].
An oil is obtained from the seed. It has been suggested for edible purposes because it contains little linolenic acid
. The seed contains up to 19% oil
, it has slightly better drying properties than soya bean oil
A red colour is obtained from the crushed heads
. (This probably refers to the seed heads[K].) The sap of the plant can stain the skin red
The leaves are very astringent, emetic and febrifuge
. 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
The juice of wilted leaves is disinfectant and is applied to infected toes.
A tea made from the roots is used in the treatment of menstrual disorders and stroke.
The pollen is harvested commercially and manufactured into pharmaceutical preparations for the treatment of allergies to the plant
Seed - we have no details for this species but suggest sowing the seed in situ in April.
Practical Plants is currently lacking information on propagation instructions of Ambrosia trifida. Help us fill in the blanks! Edit this page to add your knowledge.
We have very little information on this species but suggest growing it in a sunny position in a well-drained soil[K].
This plant is sometimes cultivated by the N. American Indians for food and medicine
Problems, pests & diseases
Associations & Interactions
There are no interactions listed for Ambrosia trifida. Do you know of an interaction that should be listed here? edit this page to add it.
Polycultures & Guilds
There are no polycultures listed which include Ambrosia trifida.
This table shows all the data stored for this plant.
Material uses & Functions
Native Climate Zones
Adapted Climate Zones
Native Geographical Range
Root Zone Tendancy
? 1.01.11.21.126.96.36.199.7 Foster. S. & Duke. J. A. A Field Guide to Medicinal Plants. Eastern and Central N. America. Houghton Mifflin Co. ISBN 0395467225 (1990-00-00)
? 2.02.12.22.32.4 Coffey. T. The History and Folklore of North American Wild Flowers. Facts on File. ISBN 0-8160-2624-6 (1993-00-00)
? 3.03.13.2 Usher. G. A Dictionary of Plants Used by Man. Constable ISBN 0094579202 (1974-00-00)
? 4.04.14.2 Facciola. S. Cornucopia - A Source Book of Edible Plants. Kampong Publications ISBN 0-9628087-0-9 (1990-00-00)
? 5.05.1 Diggs, Jnr. G.M.; Lipscomb. B. L. & O'Kennon. R. J [Illustrated Flora of North Central Texas] Botanical Research Institute, Texas. (1999-00-00)
? 6.06.16.2 Moerman. D. Native American Ethnobotany Timber Press. Oregon. ISBN 0-88192-453-9 (1998-00-00)
? Britton. N. L. Brown. A. An Illustrated Flora of the Northern United States and Canada Dover Publications. New York. ISBN 0-486-22642-5 (1970-00-00)
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