Houston Pollen & Mold — Thursday, May 18, 2023
Measured counts from the Houston Health Department
Pollen: Heavy. Mold: Heavy.
TreesMedium
20 grains/m³
GrassHeavy
62 grains/m³
WeedsMedium
30 grains/m³
MoldHeavy
16,692 spores/m³
This is an archived daily report. See today's Houston pollen count →