While preparing for her coronation, Twilight Sparkle questions why there's no royal sunflower contest in Canterlot. This line of questioning leads Princess Luna to let Twilight in on an open secret:

Celestia hated sunflowers.

Commissioned by KorenCZ11. Proofread by Venerable Ro.

Sunflower art taken from "The Art of Friendship," an Equestria Girls Summertime Short.