( lat. Grasses )

Kingdom: Plantae
Order: Cyperales
Family: Poaceae
Genus: Grasses

Plant Allergy Overview



Pollen Season

Spring to Fall





Allergy Information

All species are wind-pollinated and usually produce large amounts of pollen. These plants are likely cause of allergy.

Genus Details

The most important allergenic plants are the grasses which are members of the largest family of wind-pollinated plants (POACEAE). The most pollination occurs during the summer months, but there are few exceptions. Below is a simplified table showing different pollination times for the important allergenic grasses by region. <div style="margin:10px;"><img src="" alt="grass allergy season" /></div>

Pollen Description

Genus Distribution

The shaded areas on the map indicates where the genus has been observed in the United States.

- Native, observed in a county 
- Introduced, observed in a county 
- Rarely observed

Species in Plantain Genus

Allergens & Plants Search

Enter a full or partial species name to find more information on one of over 1,200 potentially allergenic plants.
For example, you can find chenopods searching on "cheno"