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Situation

26.5.2023

Birch flowering has ended in the southern parts of the country, and diminishes in the central parts of the country. Flowering continues in North Ostrobothnia and Kainuu and has started in southern and central Lapland. Whole country may receive long-distance transported birch pollen.

Grasses are flowering in the southern and central parts of the country.

Alder flowering has ended in the whole country.

There is an abundance of conifer pollen in the air in the southern and central parts of the country. Conifer pollen sets on surfaces forming a yellow layer, but causes allergic reactions to very few.