Overview

• On Sept. 21, people in Argentina and several Latin American countries gift yellow bouquets to mark the start of spring.
• Scenes and lyrics from the 2004 telenovela Floricienta seeded the gesture, which resurged through annual TikTok videos.
• Vendors report sharp demand spikes, with Lima markets citing up to 300% increases in sales of sunflowers, roses and daisies.
• Florería Bloom rolled out a yellow‑flower collection in Lima, offering El Comercio subscribers 30% off via the CLUBELCOMERCIO30 coupon.
• The practice is unofficial and culturally driven, with some also observing March 21 in the Northern Hemisphere and reports clarifying it is not an official UN observance.