Allergies & Pollen Count for Pierson, Michigan
Today's Condition
Discussion
Pollen concentrations for Saturday will be increasing and extend further into the very high range. This higher level is caused in part by seasonally normal weather conditions which are favorable for the production and dispersal of pollen. Tomorrow's increase could spell trouble for allergy sufferers.
Allergy Facts
Many decades ago, farmers in the Pacific Northwest planted ragweed in their apple orchards for ground cover. When the public health impact of this blunder was fully determined, the plant was then aggressively eradicated. This explains why ragweed is so uncommon in western Washington and Oregon today.