Houston Pollen & Mold — Friday, April 18, 2025
Measured counts from the Houston Health Department
Pollen: Heavy. Mold: Low.
TreesMedium
68 grains/m³
GrassHeavy
28 grains/m³
WeedsMedium
28 grains/m³
MoldLow
5,982 spores/m³
This is an archived daily report. See today's Houston pollen count →