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Houston Health Department

Pollen and Mold: Wednesday, November 30, 2022


Houston pollen and mold count — All counts below are in cubic meter air


Tree Pollen
TREE POLLEN
LOW
8

Weed Pollen
WEED POLLEN
MEDIUM
10

Grass Pollen
GRASS POLLEN
MEDIUM
14

Mold Pollen
MOLD SPORES
HEAVY
17,805
 
The Major Tree Pollen Counted:
  Acer (Maple) 0
   Morus (Mulberry) 0
  Alnus (Alder) 0   Pinaceae (Pine) 0
  Betula (Birch) 0   Platanus (Sycamore) 0
  Carya (Hickory, Pecan) 0   Populus (Cottonwood) 0
  Celtis (Hackberry) 0
   Quercus (Oak) 0
  Corylus (Hazelnut) 0   Salix (Willow) 0
  Cupressaceae (Cedar) 4   Tilia (Linden) 0
  Fraxinus (Ash) 0   Ulmus (Elm) 0
  Juglans (Walnut) 0   
  Liquidamber (Sweet Gum) 0   Other Tree Pollen/Unknown 4
 
The Major Weed Pollen Counted:
  Ambrosia (Ragweed) 4
   Plantago (Plantain) 0
  Artemeisia (Sage) 0   Rumex (Sheep Sorel) 0
  Asteraceae (Aster) 0   Typha (Cattail) 0
  Amaranthaceae (Amaranth) 0
   Urticaceae (Nettle) 0
  Cyperaceae (Sedge) 0
   Other Weed Pollen 6
 
The Major Mold Spores Counted:
  Algae 24
   Oidium/Erysiphe 0
  Alternaria 354
   Penicillium/Aspergillus 443
 Ascospores 3,474   Periconia 78
  Basidiospores 1,433  Pithomyces 2
  Cercospora 151   Rusts 32
  Cladosporium 10,679   Smuts/Myxomycetes 700
  Curvularia 70   Spegazzinia 8
  Dreshslera/Helminthosporium 119
   Stemphilium 30
  Epicoccum 87   Tetraploa 0
  Nigrospora 113   Torula 8

*The next Pollen and Mold Spore Count report will be on Thursday, December 1, 2022*
Recorded message is available at 713-247-5846.
Information about air quality is available by calling 832-393-5612.
For additional information, email to: pollen.mold@houstontx.gov or call 832-393-3920.
We are a pollen and mold count AAAAI-certified station.