Houston Health Department

Pollen and Mold: Friday, March 31, 2023


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


Tree Pollen
TREE POLLEN
HEAVY
127

Weed Pollen
WEED POLLEN
LOW
8

Grass Pollen
GRASS POLLEN
MEDIUM
8

Mold Pollen
MOLD SPORES
LOW
5,590

 
The Major Tree Pollen Counted:
  Acer (Maple) 0
  Morus (Mulberry) 4
  Alnus (Alder) 0   Pinaceae (Pine) 16
  Betula (Birch) 0   Platanus (Sycamore) 4
  Carya (Hickory, Pecan) 6   Populus (Cottonwood) 4
  Celtis (Hackberry) 0
  Quercus (Oak) 79
  Corylus (Hazelnut) 0   Salix (Willow) 0
  Cupressaceae (Cedar) 0   Tilia (Linden) 0
  Fraxinus (Ash) 12   Ulmus (Elm) 0
  Juglans (Walnut) 0   
  Liquidamber (Sweet Gum) 2   Other Tree Pollen/Unknown 0
 
The Major Weed Pollen Counted:
  Ambrosia (Ragweed) 0
  Plantago (Plantain) 2
  Artemeisia (Sage) 0
  Rumex (Sheep Sorel) 4
  Asteraceae (Aster) 0   Typha (Cattail) 2
  Amaranthaceae (Amaranth) 0
  Urticaceae (Nettle) 0
  Cyperaceae (Sedge) 0
  Other Weed Pollen 0
 
The Major Mold Spores Counted:
  Algae 24
  Oidium/Erysiphe 20
  Alternaria 18
  Penicillium/Aspergillus 124
 Ascospores 3,043   Periconia 4
  Basidiospores 716  Pithomyces 2
  Cercospora 2   Rusts 10
  Cladosporium 1,543   Smuts/Myxomycetes 62
  Curvularia 6   Spegazzinia 0
  Dreshslera/Helminthosporium 2
  Stemphilium 0
  Epicoccum 4   Tetraploa 2
  Nigrospora 4   Torula 4


*The next Pollen and Mold Spore Count report will be on Monday, April 3, 2023*
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.

WEEKEND FORECAST

 

Tree Pollen
TREE POLLEN
HEAVY

Weed Pollen
WEED POLLEN
LOW

Grass Pollen
GRASS POLLEN
LOW

Mold Pollen
MOLD SPORES
LOW