Run+flower: hydrangeas

It's about time to appreciate hydrangeas.

You can enjoy various coloured hydrangeas here and there.

紫色の発色にはブルーベリー等にも含まれるアントシアニンが関係しているそうですが、アジサイはなぜ七色に変わるのか?―花の色の不思議を科学する」(武田 幸作、PHP研究所)で詳しく解説されています。
This purple is made of anthocyanins which is also included in blueberries for instance and "why hydrangea changes in seven colors—the scientific wonders about the colour of the flowers" Kousaku Takeda, PHP Research Institute explains in details.

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