Mature Sunflower Inflorescences Face Geographical East to Maximize Absorbed Light Energy: Orientation of Helianthus annuus Heads Studied by Drone Photography

Mature sunflower (Helianthus annuus) inflorescences, which no longer follow the Sun, face the eastern celestial hemisphere. Whether they orient toward the azimuth of local sunrise or the geographical east? It was recently shown that they absorb maximum light energy if they face almost exactly the ge...

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Bibliographic Details
Main Authors: Péter Takács, Zoltán Kovács, Dénes Száz, Ádám Egri, Balázs Bernáth, Judit Slíz-Balogh, Magdolna Nagy-Czirok, Zsigmond Lengyel, Gábor Horváth
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-03-01
Series:Frontiers in Plant Science
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fpls.2022.842560/full