Tenugui (Hydrangea)Description Hydrangeas are native to Japan and have been cultivated in gardens and temples for their beauty since ancient times. In the 19th century, Philipp Franz von Siebold, who was sent from the Netherlands, introduced many Japanese plants to Europe, including hydrangeas. Siebold named the plant "Hydrangea otaksa" after his Japanese wife, and it became popular in Europe. Particularly in France and England, many new varieties were developed and