Hallim Park Hydrangea Festival

Held at the Hydrangea Garden within Hallim Park, Jeju, this festival showcases over 1,000 stunning hydrangea and mountain hydrangea blooms. Visitors can admire a kaleidoscope of colors—ranging from vibrant blues and crisp whites to deep reds—determined by the unique soil composition. The event also features engaging hands-on activities, including hydrangea topiary making and herbarium workshops.