World Pollen Calendar
Click on a continent on the map above to access the pollen calendar
for that region.
One of the most common
is . A
to pollen often results in (hayfever)
The most common sources of pollen are ,
and the manifestation of pollen-related hypersensitivity diseases are
linked to higher amounts of certain pollen allergens in the atmosphere,
depending on the season. Thus, these types of pollen allergy are often
This section provides examples of the main offending weed,
grass and tree pollen allergens present on each continent as well as
when they are typically most common. Links to more complete, area-specific
information as well as to key terms are provided within each section.
If you have any information pertinent to this section, which you would
like to see included, please do not hesitate to contact us.