When is Birch pollen season in Austria?

The Birch pollen season runs from Mar to May, peaking from Apr to Apr.

What symptoms does Birch pollen allergy cause?

Hay fever, Asthma, Itchy eyes, Oral allergy syndrome.

What cross-reactions occur with Birch allergy?

The following cross-reactions are known for Birch allergy: Apple, Hazelnut, Cherry, Peach, Carrot, Soy, Kiwi, Walnut, Almond, Celery.

Birch

Betula

Wikimedia Commons / Willow

Botanical nameBetula

SeasonMar – May

Peak levelApr – Apr

Birch is one of the strongest allergy triggers in Austria. Birch pollen is particularly aggressive and can cause symptoms even in small amounts. Cross-reactions with foods are common.

Pollen Season

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Season (Mar – May) Peak level (Apr – Apr)

Typical Symptoms

Hay fever
Asthma
Itchy eyes
Oral allergy syndrome

Threshold Levels

LowModerateHighVery High

Low ≥ 10 grains/m³

Moderate ≥ 50 grains/m³

High ≥ 100 grains/m³

Very High ≥ 200 grains/m³

Thresholds based on European Aeroallergen Network (EAN) guidelines

Cross-Reactions

Apple(Oral Allergy Syndrome)

Common

Hazelnut(Oral Allergy Syndrome)

Common

Cherry(Oral Allergy Syndrome)

Common

Peach(Oral Allergy Syndrome)

Common

Carrot(Oral Allergy Syndrome)

Common

Soy(Oral Allergy Syndrome)

Occasional

Kiwi(Oral Allergy Syndrome)

Occasional

Walnut(Oral Allergy Syndrome)

Occasional

Almond(Oral Allergy Syndrome)

Occasional

Celery(Oral Allergy Syndrome)

Occasional

Tips for Allergy Sufferers

1Avoid raw fruit if you have a cross-allergy (apple, cherry, hazelnut)

2Use a pollen filter in your car

3Rinse your nose after spending time outdoors

Birch Pollen Forecast by City

Wien Graz Linz Salzburg Innsbruck Klagenfurt St. Pölten Bregenz Eisenstadt

Other Pollen Types

Alder Grass Mugwort Ragweed Hazel Ash Rye