Roughly a third the size of other Butterfly Bush varieties, this selection from the compact English Butterfly™ Series is extra bushy and loaded with fragrant blue flowers all summer long. Well loved by butterflies and hummingbirds. ADONIS BLUE is an upright shrub that grows to 3-5’ tall and as wide. Spike-like terminal and axillary clusters (to 8-10” long) of dark blue flowers bloom from June to September and sometimes to first frost. Flowers are mildly fragrant.