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Interactive Pollen Allergy Map

Find geographical listings of allergenic trees, weeds, and grasses, including insect-pollinated and cross-reactive species, for every US state and the territories of Puerto Rico and the US Virgin Islands.

Search by State

Search by Allergen

Search by Type

Trees

Grasses

Weeds

Other

The content of Stallergenes Greer Interactive Pollen Allergy Map and botanical profiles was derived from multiple sources. For further information, please visit:

https://www.itis.gov/servlet/SingleRpt/SingleRpt https://plants.sc.egov.usda.gov/java/

Download PDFs of botanical profiles for selected states for a variety of allergenic plants, including insect-pollinated and cross-reactive species.

Download PDF fact sheets for selected states.

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