Allergen Detail
Betula
- Type: TREE
- Common name: Birch
Betula pollen levels (30 days)
Top represented states
- CA 13 locations
- TX 8 locations
- FL 7 locations
- AK 5 locations
- CO 5 locations
- KY 5 locations
- NY 5 locations
- OK 5 locations
- WI 5 locations
- MO 4 locations