Dusty Miller Seeds - Cirrus (pelleted)84 91 days. Cirrus Dusty Miller seeds grow a vigorous Mediterranean favorite ideal for many moderate to dry gardens across the country. Cirrus seeds boast one of the most tolerant, resilient, yet decorative perennials with their tidy 8 10 silvery leaves widely considered the most silver of all Dusty Miller varieties. Cirrus Dusty Miller is just as popular to show off outdoors as it is to keep indoors in a favorite decorative container. Cirrus Dusty