The Orlando year in pollen
Pollen seasons in Orlando: tree pollen December to April, grass March to October, and ragweed from mid-July until the first frost, around January 13.
Tree pollen
Grass
Ragweed
When does ragweed season end in Orlando?
Ragweed season in Orlando typically ends with the first frost, around January 13. Some years it comes as early as January 3, some as late as January 22.
The rest of the Orlando pollen year
| Allergen | Typical season |
|---|---|
| Oak (live oak) | January to April |
| Pine | January to April |
| Cypress and red cedar | December to February |
| Grass | March to October |
Season-by-season detail is on the Florida page.
Nearby calendars
Frost dates for Orlando come from the Orlando Executive Airport weather station's 30-year records. Season windows reviewed August 2026.