空の状態によって、アサガオの色がいつも変わります。この二つは対象的な色ですね。それぞれの花は半日くらいしかもたないので、もっときれいに思えます。
The colors of these two morning glories depend on the sky and change during the day. They are always contrasting: pink and violet, red and blue. Flowering for less than a day, their impermanence adds to their charm.