March 24, 2017

Official pollen counts are measured on weekdays and are therefore recorded as zero on weekend days.

Oak: 5258 - Very High
Peaks between end of March - beginning of April.
Mold: 688 - High
Present to varying degrees all year. Higher counts in summer/fall.
Cottonwood: 116 - Medium
No description
Elm: 72 - Medium
Counts peak end of February - beginning of March
Sycamore: 127 - Medium
No description
Willow: 61 - Medium
No description
Ash: 19 - Low
Counts peak end of February - beginning of March.
Birch: 25 - Low
No description
Grass: 19 - Low
Indistinguishable under a microscope. Can last from March - September. Highest counts typically in May & June.
Poplar: 25 - Low
No description