Houston Health Department

Pollen and Mold: Tuesday, March 31, 2020


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


Tree Pollen
TREE POLLEN
HEAVY
202
Weed Pollen
WEED POLLEN
LOW
8
Grass Pollen
GRASS POLLEN
MEDIUM
16

Mold Pollen
MOLD SPORES
LOW
4,701

 
The Major Tree Pollen Counted:
  Acer (Maple) 0
  Morus (Mulberry) 0
  Alnus (Alder) 0   Pinaceae (Pine) 4
  Betula (Birch) 0   Platanus (Sycamore) 0
  Carya (Hickory, Pecan) 0   Populus (Cottonwood) 0
  Celtis (Hackberry) 10
  Quercus (Oak) 164
  Corylus (Hazelnut) 0   Salix (Willow) 14
  Cupressaceae (Cedar) 0   Tilia (Linden) 0
  Fraxinus (Ash) 8   Ulmus (Elm) 0
  Juglans (Walnut) 0   
  Liquidamber (Sweet Gum) 0   Other Tree Pollen/Unknown 2
 
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) 2   Urticaceae (Nettle) 0
  Cyperaceae(Sedge) 4
  Other Weed Pollen 2
 
The Major Mold Spores Counted:
  Algae 34
  Oidium/Erysiphe 22
  Alternaria 52   Penicillium/Aspergillus 30
 Ascospores 2,114   Periconia 2
  Basidiospores 255
 Pithomyces 2
  Cercospora 6
  Rusts 44
  Cladosporium 1,907
  Smuts/Myxomycetes 151
  Curvularia 4
  Spegazzinia 2
  Dreshslera/Helminthosporium 12
  Stemphilium 2
  Epicoccum 8   Tetraploa 4
  Nigrospora 32   Torula 18


*The next Pollen and Mold Spore Count report will be on Wednesday, April 1, 2020*
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.