Houston Health Department

Pollen and Mold: Wednesday, April 1, 2020


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


Tree Pollen
TREE POLLEN
HEAVY
442
Weed Pollen
WEED POLLEN
MEDIUM
18
Grass Pollen
GRASS POLLEN
HEAVY
34

Mold Pollen
MOLD SPORES
MEDIUM
9,309

 
The Major Tree Pollen Counted:
  Acer (Maple) 0
  Morus (Mulberry) 20
  Alnus (Alder) 0   Pinaceae (Pine) 129
  Betula (Birch) 2   Platanus (Sycamore) 8
  Carya (Hickory, Pecan) 2   Populus (Cottonwood) 6
  Celtis (Hackberry) 6
  Quercus (Oak) 253
  Corylus (Hazelnut) 0   Salix (Willow) 6
  Cupressaceae (Cedar) 0   Tilia (Linden) 0
  Fraxinus (Ash) 6   Ulmus (Elm) 0
  Juglans (Walnut) 0   
  Liquidamber (Sweet Gum) 0   Other Tree Pollen/Unknown 4
 
The Major Weed Pollen Counted:
  Ambrosia (Ragweed) 0
  Plantago (Plantain) 4
  Artemeisia (Sage) 0   Rumex (Sheep Sorel) 4
  Asteraceae (Aster) 0   Typha (Cattail) 0
  Amaranthaceae (Amaranth) 0   Urticaceae (Nettle) 0
  Cyperaceae(Sedge) 8
  Other Weed Pollen 2
 
The Major Mold Spores Counted:
  Algae 259
  Oidium/Erysiphe 34
  Alternaria 643   Penicillium/Aspergillus 101
 Ascospores 4,252   Periconia 0
  Basidiospores 643
 Pithomyces 0
  Cercospora 52
  Rusts 255
  Cladosporium 3,438
  Smuts/Myxomycetes 149
  Curvularia 6
  Spegazzinia 4
  Dreshslera/Helminthosporium 14
  Stemphilium 6
  Epicoccum 26   Tetraploa 2
  Nigrospora 6   Torula 4


*The next Pollen and Mold Spore Count report will be on Thursday, April 2, 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.