Agapanthus ‘Blue Triumphator’ is regarded as one of the finest hardy hybrid varieties of Agapanthus. It features delicate violet-blue flowers, each highlighted by a purple-blue central vein, arranged in spherical clusters that can contain between 30 to 50 blooms. This robust variety can grow up to 1.2 meters tall and typically flowers from July to September. It is both deciduous and resilient, making it an excellent companion for Artemisias.