heliotropic

/ˌhiliəˈtrɑpɪk/
adjective
  1. Turning or growing toward the sun, as some plants do.
    • Sunflowers are heliotropic, following the sun across the sky during the day.
    • Many gardeners choose heliotropic flowers to make their gardens look lively and sun-filled.
    • The heliotropic leaves of the plant opened wide to catch the morning light.
What does "heliotropic" mean? | whatsthatwordmean | whatsthatwordmean