Houston Pollen & Mold — Monday, March 30, 2026
Measured counts from the Houston Health Department
Pollen: Heavy. Mold: Medium.
TreesHeavy
1,368 grains/m³
GrassMedium
16 grains/m³
WeedsMedium
10 grains/m³
MoldMedium
9,884 spores/m³
This is an archived daily report. See today's Houston pollen count →