Houston Pollen & Mold — Wednesday, September 3, 2025
Measured counts from the Houston Health Department
Pollen: Medium. Mold: Heavy.
TreesNone
0 grains/m³
GrassMedium
8 grains/m³
WeedsMedium
38 grains/m³
MoldHeavy
14,889 spores/m³
This is an archived daily report. See today's Houston pollen count →