🚀 Bottom Line First: In 2026, Korea's cherry blossoms bloom 2–7 days earlier than average — Jeju starts around March 25, Seoul peaks near April 10, and the best strategy is to follow the bloom wave from south to north.Every spring, South Korea transforms into a pastel wonderland as millions of cherry blossom trees burst into bloom from Jeju Island all the way up to Seoul. If you're planning a t..