Pollen Calendar for Northeastern USA
Data for Boston, MA
Source : AAAAI, 1999 [ ]
The main tree
present in North America, which are responsible for seasonal allergic
symptoms, include the ,
, , , ,
, , , and
, while the main
grass pollens include , ,
and different types of (for example annual and Kentucky).
Weed pollens include the ,
and but it is the
pollen that causes the most problems in North America.
It should be noted that the presence of these pollens varies
between regions. To get a more accurate picture of the pollens present
in a particular region and for a pollen forecast, check out the ' Pollen
and Spore ' section of the American Academy of Allergy, Asthma and
Immunology Online [ ] .
American Academy of Allergy, Asthma and Immunology Online :