airpollen

Guides

Allergy & pollen guides

In-depth guides on pollen seasons, hay fever management, and what to expect in cities around the world.

Japan Cedar Pollen Season: Everything You Need to Know About Sugi

Late winter and spring in Japan bring one of the world's most intense pollen seasons. Japanese cedar (sugi) releases vast clouds of pollen from February through April, affecting millions of people across the country. Here's what to expect and how to prepare.

The Worst Cities for Hay Fever in Europe

Lengthening and intensifying pollen seasons across much of Europe mean that many of tourist hot spots are also pollen pain points for visitors.

Olive Pollen Season: Madrid, Athens and the Mediterranean

There are 14 distinct allergenic molecules associated with olive trees, and if you have an allergic reaction to olive pollen you will likely find that ash, pine, birch, mugwort, and cypress trees cause a similar reaction.