Mugwort

Artemisia

Mugwort (Artemisia)

Wikimedia Commons / H. Zell

Botanical nameArtemisia
SeasonJul – Sep
Peak levelJul – Aug
Currently active

Mugwort flowers in high and late summer. As a member of the daisy family, it is one of the strongest allergens among herbs. Cross-reactions with celery, carrot and spices are known (celery-mugwort-spice syndrome).

Pollen Season

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Season (Jul – Sep) Peak level (Jul – Aug)

Typical Symptoms

  • Sneezing
  • Itchy eyes
  • Asthma
  • Food allergies

Threshold Levels

LowModerateHighVery High
Low ≥ 5 grains/m³
Moderate ≥ 15 grains/m³
High ≥ 30 grains/m³
Very High ≥ 50 grains/m³

Thresholds based on European Aeroallergen Network (EAN) guidelines

Cross-Reactions

Celery(Celery-Mugwort-Spice Syndrome)
Common
Carrot(Celery-Mugwort-Spice Syndrome)
Common
Bell pepper(Celery-Mugwort-Spice Syndrome)
Occasional
Anise(Celery-Mugwort-Spice Syndrome)
Occasional
Caraway(Celery-Mugwort-Spice Syndrome)
Occasional
Chamomile(Celery-Mugwort-Spice Syndrome)
Occasional

Tips for Allergy Sufferers

1Be cautious with celery, carrot, bell pepper and spices (cross-reaction)
2Mugwort often grows along roadsides and waste ground — avoid these areas
3Watch the pollen calendar: peak in July/August

Mugwort Pollen Forecast by City

Other Pollen Types