Tournesol or Sunflowers

Although popular culture has embraced the myth that sunflowers always follow the sun, this is inaccurate. Only young flowers “move” to face it throughout the day. Once they reach maturity, they stop sun-tracking—their blooms forever turned eastward.

Picnic in the walled garden at Attingham. Wanted to know if the French call the plants Tournesol for a reason!!