Botanical name: Buddleja davidii 'Empire Blue' Family: Buddlejaceae (Butterfly-bush family)
Empire Blue Butterfly Bush is a large deciduous shrub with long, arching branches, growing up to 10 ft or more tall. Leaves are lance-shaped, grey-green, white beneath. Flowers are scented, violet-blue in elongated panicles at ends of current year's growth. Buddleia are nectar rich plants, which encourage beneficial wildlife, such as butterflies ladybirds, lacewings and hoverflies into the garden. 'Empire Blue' is an old cultivar, raised by Karle A. Lucal and introduced by the Good & Reese nursery, Ohio, in 1941 (patented 1942). 'Empire Blue' was accorded the RHS Award of Garden Merit (AGM) in 1993.
The flower labeled Empire Blue Butterfly Bush is ...