Cherry blossom is three weeks of it. Flip through the other forty-nine — and watch what's in bloom move up and down the country.
The calendar is the way in. Underneath it sits the ordinary thing — search, filter by month or flower, and open any of the 412 spots.

About 40,000 hydrangeas of some 400 kinds planted along paths through cedar woods outside Ichinoseki, one of the widest collections in Japan. Open in season only.