Tree Pollens
Not every kind of tree produces pollen that causes nasal allergies. But enough do to make seasonal allergies from tree pollens a major health issue.
Common Allergy-Producing Trees- alder
- ash
- beech
- birch
- box elder
- cedar
- cottonwood
- cypress
- elm
- eucalyptus
- hickories
- juniper
- maples
- mesquite
- mulberry (nonfruiting)
- oak
- olive
- orange
- osage
- pecan
- palm
- poplar
- sweet gum
- sycamore
- walnut
- willow