While Japan's popular cherry blossom season delights many with its gorgeous once-a-year scenery and bounty of sakura-flavored goods, Hydrangea (ajisai in Japanese) can be every bit as beautiful.

Travelers can also find hydrangeas blooming this time of year at temples and in parks throughout Japan. These blue, pink, and purple flowers are so brilliantly hued as a result of the country’s rainy ...