PollyMapSweetgum pollen photographed through the microscope in the PollyKit lab — verified in Arizona.
About sweetgum pollen
Spring tree pollen from sweetgum, a widely planted shade and street tree.
Plants that produce it
- Native sweetgum forests in the South and East
- Street and park plantings nationwide
How to recognize it
Roughly spherical grain with many small scattered pores and a granular wall, often described as looking finely pitted.
Typical published size: 25–40 µm
Commonly confused with
- Chenopod pollen — smaller with cleaner, more regular pores
Allergy relevance
Moderately allergenic and a recognized spring contributor where sweetgum is common.
Where it's found
PollyMap has verified specimens of Sweetgum from Arizona.
Native to the Southeast and lower Midwest; planted far more widely.
Also searched as: sweetgum pollen, liquidambar pollen, sweet gum allergy.
Related pollen specimens
Citing this specimen: PollyMap Specimen Library. “Sweetgum — verified microscope specimen.” pollymap.com/library/specimen/sweetgum-pollen-arizona-efeaa8
Expert discussion
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