Butterfly Bush, First Editions® Psychedelic Sky™ Butterfly BushPsychedelic Sky Butterfly Bush is a compact deciduous shrub with a tidy upright habit and grey green foliage. Its fragrant, light blue violet flowers bloom on long upright panicles through summer and in fall if deadheaded, attracting bees and butterflies. Best performance in sunny well drained areas. Good drought tolerance. Type: Shrub Height: 4 6 Spread: 4 5 Spacing: 5' USDA Hardiness Zone: 5 10 Culture: Full Sun Bloom Color: Purple Season of