Overall Overview
Total pollen increased by 197, while total mold decreased by 3,999.
Tree, Grass, and Weed Pollen
- Tree pollen rose by 191, led by Cedar (+225) and Oak (+115).
- Additional increases: Elm (+28), Hackberry (+2), Other Tree (+2).
- Declines: Birch (-145), Ash (-20), Mulberry (-10), Pine (-6).
- Grass pollen increased (+6).
- Weed pollen unchanged.
Mold Spores
- Largest decreases: Ascomycetes (-2,413), Basidiomycetes (-1,475), Cladosporium (-357), Cercospora (-68).
- Additional drops: Periconia (-10), Oidium/Erysiphe (-8), Spegazinia (-4).
- Increases: Alternaria (+63), Epicoccum (+50), Penicillium/Aspergillus (+56), Smuts/Myxomycete (+75), Dreshslera/Helminthosporium (+26), Rust (+2), Algae (+64).
- Several species showed no change.
Key Takeaways
- Pollen rose moderately, driven mainly by Cedar and Oak increases.
- Mold dropped sharply, dominated by large declines in Ascomycetes and Basidiomycetes.
- Despite the overall mold decrease, several individual mold types increased.
Table of Absolute Changes
| Category | Species | Absolute Change |
|---|---|---|
| Tree | Cedar | +225 |
| Tree | Oak | +115 |
| Tree | Birch | -145 |
| Mold | Ascomycetes | -2413 |
| Mold | Basidiomycetes | -1475 |
| Mold | Cladosporium | -357 |
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