The festival that signifies the arrival of spring in India is Holi. Known as the Festival of Colors, it involves various rituals, vibrant celebrations, and the throwing of colored powders. People gather to celebrate friendship and love, allowing for joyful expressions of togetherness. Holi also has agricultural significance, marking the end of winter and the beginning of the harvest season, making it a time of renewal and familial bonding through festive gatherings and vibrant activities.