Southcentral Alaska has exceptionally high amounts of tree pollen in the air right now ... aspen, willow and alder trees. Brian Farthing, a physician assistant at the Allergy, Asthma & Immunology ...

Anchorage is experiencing particularly high pollen counts this spring — especially for birch, alder, and other tree pollens — ...

On Tuesday, the Oregon Allergy Associates reported high levels of tree pollen in the air. The dominant pollen was Alder, but tests also picked up Birch, Cedar, Cottonwood, and Hornbeam.

What's happening: Tree pollen is the main offender this time of year, especially from maple, cedar, alder, and oak — all abundant in the Pacific Northwest. The big picture: Climate change is ...

PORTLAND, Ore. (KOIN) — With sunshine and warmer afternoon temperatures back in the forecast, more folks will be rushing outside to enjoy springtime activities. However, those with seasonal ...

The dreaded hay-fever season, which brings misery to millions, is normally still a few weeks away. But fine weather with warm breezes has created ideal conditions for the release of sufficient ...

Common tree pollen triggers in the spring include juniper, alder, oak, cottonwood, cedar, hickory, birch, and willow, among others. Weeds are mainly triggers from late August into early fall.

Its website states: "Some people are allergic to early flowering trees such as hazel and alder which start producing pollen from January until late March. The main tree pollen season (mainly birch ...

The olive tree family also includes forsythia, lilac, jasmine, privet and broom. However, these trees and shrubs produce significantly less and also less aggressive pollen.

The birch pollen season is expected to start in early April but alder pollen is already at high ... years of high and low severity for tree pollen — and this year is high, Dr Adams-Groom added.

the increase in sunshine also means a rise in tree pollen levels. The University of Worcester's most recent weekly pollen forecast indicates that high levels of alder pollen will continue to ...