Houston Health Department
Pollen and Mold: Monday, March 30, 2020
Houston pollen and mold count — All counts below are in cubic meter air
 TREE POLLEN HEAVY 397 |
WEED POLLEN MEDIUM 20 |
GRASS POLLEN HEAVY 22 |
MOLD SPORES MEDIUM 9,534 |
| The Major Tree Pollen Counted: | |||
| Acer (Maple) | 0 |
Morus (Mulberry) | 34 |
| Alnus (Alder) | 0 | Pinaceae (Pine) | 6 |
| Betula (Birch) | 0 |
Platanus (Sycamore) | 12 |
| Carya (Hickory, Pecan) | 2 | Populus (Cottonwood) | 6 |
| Celtis (Hackberry) | 16 |
Quercus (Oak) | 243 |
| Corylus (Hazelnut) | 0 | Salix (Willow) | 28 |
| Cupressaceae (Cedar) | 0 | Tilia (Linden) | 0 |
| Fraxinus (Ash) | 36 | Ulmus (Elm) | 0 |
| Juglans (Walnut) | 0 | ||
| Liquidamber (Sweet Gum) | 2 | Other Tree Pollen/Unknown | 12 |
| The Major Weed Pollen Counted: | |||
| Ambrosia (Ragweed) | 0 | Plantago (Plantain) | 0 |
| Artemeisia (Sage) | 0 | Rumex (Sheep Sorel) | 0 |
| Asteraceae (Aster) | 0 | Typha (Cattail) | 0 |
| Amaranthaceae (Amaranth) | 0 | Urticaceae (Nettle) | 0 |
| Cyperaceae(Sedge) | 20 |
Other Weed Pollen | 0 |
| The Major Mold Spores Counted: | |||
| Algae | 307 |
Oidium/Erysiphe | 40 |
| Alternaria | 281 | Penicillium/Aspergillus | 99 |
| Ascospores | 2,399 | Periconia | 10 |
| Basidiospores | 479 |
Pithomyces | 6 |
| Cercospora | 48 |
Rusts | 125 |
| Cladosporium | 2,399 |
Smuts/Myxomycetes | 192 |
| Curvularia | 14 |
Spegazzinia | 12 |
| Dreshslera/Helminthosporium | 18 |
Stemphilium | 50 |
| Epicoccum | 12 |
Tetraploa | 10 |
| Nigrospora | 10 | Torula | 22 |
| *The next Pollen and Mold Spore Count report will be on Tuesday, March 31, 2020* | |||
| Recorded message is available at 713-247-5846. Information about air quality is available by calling 832-393-5612. |
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| For additional information, email to: pollen.mold@houstontx.gov or call 832-393-3920. | |||
| We are a pollen and mold count AAAAI-certified station. |