Houston Pollen & Mold — Tuesday, September 15, 2026
Measured counts from the Houston Health Department
Pollen: Medium. Mold: Medium.
TreesNone
0 grains/m³
GrassLow
2 grains/m³
WeedsMedium
18 grains/m³
MoldMedium
7,570 spores/m³
This is an archived daily report. See today's Houston pollen count →