A major allergenic tree in Japan, where its pollen season follows that of Japanese cedar. Known locally as hinoki.

Season March to May
Peak April

In a typical year, Japanese Cypress Pollen season runs March to May, peaking around April.

No tracked city is currently reporting measurable Japanese Cypress Pollen, which is typical when it is out of season.

Japanese Cypress Pollen season by country

Typical windows from our country pollen calendars; the weather shifts them earlier or later each year.

CountrySeasonPeak
JapanMar–MayMar–Apr