Ragweed pollen spreads throughout France: 12 departments classified in red zone including Gard

Ragweed pollen will be very present in the air in the coming days, especially in the Rhone Valley. 12 departments – from Nièvre to Gard – are placed in the red zone, with a high health impact.

Runny nose, itchy eyes … Important symptoms linked to an allergy to ragweed pollen. This weed, mainly present in the Rhone Valley, is spreading across France and is affecting more and more French people.

The RNSA – The National Aerobiological Surveillance Network – warns of the danger of the coming days. “Sunny, warm and windy weather will promote the dispersion of pollen in the air in the coming days.” On this page, you will find maps of ragweed pollen concentrations throughout France.

Departments classified in red

Ain Allier Ardèche Creuse Drôme Gard Isère Loire Nièvre Rhône Saône-et-Loire Vaucluse

To fight against ragweed, uprooting is therefore the best weapon. Anses asks individuals to uproot plants in gardens, wearing gloves. If you think an area outside your garden is infested, you can report it on the website signalement-ambroisie.fr.