Artemisia armeniaca Willd. ex Ledeb.
Artemisia australis Ehrh. ex DC.
Artemisia canescens Willd.
Artemisia cernua Dufour ex Willk. & Lange
Artemisia cernuiflora Dufour ex Willk. & Lange
Artemisia eschscholtziana Besser
Artemisia hispanica Jacq.
Artemisia inconspicua Spreng.
Artemisia jacquinii Raeusch.
Artemisia microcephala Hillebr.
Artemisia pinnatifida Jacquem. ex DC.
Artemisia pyromacha Viv.
Artemisia ramosa Lag. ex Willk. & Lange
Artemisia seriphium Pourr. ex Willk. & Lange
Common Name: Biennial Wormwood
Artemisia biennis is an annual to biennial plant usually growing 30 - 80cm tall, exceptionally to 150cm. The plant usually produces a single, unbranched stem[
The plant is harvested from the wild for local use as a medicine and possibly also as a food.
Although we have seen no specific reports for this species, many members of this genus contain potentially allergenic sesquiterpene lactones that can cause skin reactions[
N. America - Quebec to Alaska and south to California, New England, Indiana etc.
Open ground, clearings, burns, roadsides and waste places[
]. Disturbed habitats, margins of vernal pools, desert flats, usually clay or silty soils; at elevations from 600 - 2,000 metres[
Species in this genus are generally easily grown, succeeding in a well-drained circumneutral or slightly alkaline loamy soil, preferring a sunny position[
]. They tend to be longer lived, more hardy and more aromatic when they are grown in a poor dry soil[
Established plants are drought tolerant.
Members of this genus are rarely if ever troubled by browsing deer[
]. No further details are given, but the seed is very small and fiddly to utilize[
The plant contains an essential oil and has been used in the treatment of stomach cramps, colic and painful menstruation[
]. Externally, it has been used for treating sores and wounds[
]. The report does not specify which part of the plant is used.
The seeds, mixed with molasses, have been used as a parasiticide in getting rid of worms[
Seed - surface sow spring in a greenhouse. Do not allow the compost to dry out. When large enough to handle, prick the seedlings out into individual pots and plant them out in early summer.
The seed can also be sown in situ during late spring.