Northwest pollen seasons

Pollen Allergy Seasons – Idaho, Montana, Oregon, Washington

Pacific Northwest Pollen Allergy Calendar — Find Out When Allergy Seasons End

Treat the cause of your allergies with safe, affordable, and pain-free allergy drops right from the comfort of your home.

Allergy drops, or sublingual immunotherapy, work like allergy shots to train your body to stop reacting to allergens. Allergy drops are precise liquid drops you place under your tongue. No pain, no extra visits for a shot, and it’s personalized for you to deliver an optimal dose.

If you’re tired of chronic allergies and getting temporary relief from meds, or not interested in getting allergy shots, you have a choice! Most people can’t avoid their allergies. Allergy drops are a safe way to stop suffering, especially for:

Northwest United States — Allergy Season by Month

January

While there aren't significant outdoor allergies in January, there are still environmental allergy triggers in your home. These are:

  • Dust mite
  • Pet dander
  • Mold

February

You'll start to experience allergies due to tree pollens such as:

  • Alder
  • Cedar/Juniper

March

More trees are coming out of their winter slumber. Allergies may start acting up due to pollen from:

  • Alder
  • Birch
  • Cedar, Juniper
  • Cottonwood
  • Elm
  • Maple
  • Willow

April

Tree pollen season is in full effect this time of year with prominent pollen from:

  • Alder
  • Ash
  • Birch
  • Cedar, Juniper
  • Cottonwood
  • Elm
  • Maple
  • Oak
  • Pine
  • Sycamore
  • Willow

One weed pollen allergy may also start to cause problems in April — Plantain.

May

This month can be a struggle for those who deal with tree, grass, and weed allergies.

Prominent tree pollen:
  • Ash
  • Cottonwood
  • Maple
  • Oak
  • Pine
  • Sycamore
  • Walnut (Black)
Prominent grass pollen:
  • Ky. Bluegrass
  • Meadow Fescue
  • Ryegrass
Prominent weed pollen:
  • Dock/Sorrel
  • Plantain

Therapy treats the cause — not just symptoms

The goal of allergy drops is to train your immune system to stop reacting to what you’re allergic to. And you can take allergy drops in the convenience of your home or wherever you are. The result?

Allergy medication

Reduce or eliminate need for allergy medications

Stethoscope iconReduce or eliminate related medical visits & procedures

Piggy bank iconSave money long-term

Icon of a woman and dogFeel better and participate in life with less lost time from work & play

June

Tree pollen season is almost done, but grass and weed pollen becomes more common.

Prominent tree pollen:

  • Walnut (Black)

Prominent grass pollen:

  • Brome
  • Johnson
  • Ky. Bluegrass
  • Meadow Fescue
  • Orchard
  • Ryegrass
  • Timothy

Prominent weed pollen:

  • Dock/Sorrel
  • Nettle
  • Plantain
  • Sagebrush
  • Scale

July

Tree pollen season should be done. Weed and grass pollens become the biggest cause of outdoor allergies.

Prominent grass pollen:

  • Brome
  • Johnson
  • Orchard
  • Ryegrass
  • Timothy

Prominent weed pollen:

  • Cocklebur
  • Dock/Sorrel
  • Kochia
  • Marshelder
  • Nettle
  • Plantain
  • Russian Thistle
  • Sagebrush
  • Scale

August

Prominent grass pollen:

  • Johnson

Prominent weed pollens:

  • Cocklebur
  • Kochia
  • Marshelder
  • Plantain
  • Ragweed
  • Russian Thistle
  • Sagebrush
  • Scale

September

Prominent weed pollen:

  • Cocklebur
  • Ragweed
  • Sagebrush

 

October, November & December

While you aren't dealing with outdoor allergies this time of year, don't forget about other environmental allergens that may be causing your allergies to act up. These are:

  • Dust mite
  • Pet dander
  • Mold

Treat the cause of your allergies with safe, pain-free, and effective allergy drops.

Allergy drops treat a wide variety of allergies and related conditions.

Check out pollen & mold levels through the National Allergy Bureau.