Floralies Internationales de Montréal
floralies internationale de montréal th international horticultural exposition recognized bureau international exposition held spring summer may september expo split two sequential exhibition starting indoor event former montreal olympic velodrome later different garden notre dame island site expo country represented indoor exhibition velodrome converted montreal biodome afterwards indoor exhibition opened may closed may garden outdoor part opened may country showed garden public summer september interior flower show olympic velodrome may may outdoor flower show notre dame island may september official website bie