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Plant Allergy Overview
Allergenicity
Severe
Pollen Season
Spring to Fall
Type
Grass
Sub-Type
Perennial
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, like June to July in Northeast region, but there are few exceptions. Northwest region sees grass pollen earlier, peaking in June. Midwest region has the highest volumes of grass pollen in July. Southern states have a more prolonged and severe grass pollen season, with Southeast region the worst. It may last up to six months in Texas, Arizona and New Mexico with June to August being the worst time for grass allergy sufferers.
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 observedSpecies in Grasses 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"