Houston Pollen & Mold — Tuesday, March 11, 2025
Measured counts from the Houston Health Department
Pollen: Heavy. Mold: Low.
TreesHeavy
521 grains/m³
GrassMedium
12 grains/m³
WeedsNone
0 grains/m³
MoldLow
4,258 spores/m³
This is an archived daily report. See today's Houston pollen count →