|Spreading deciduous shrub grown for its long clusters of fragrant flowers throughout the summer. Panicles up to 20 inches long of dense fragrant flowers are white with orange eyes. Graceful, arching branches bear pointed silvery-green leaves to 10 inches long. Reaches 10 feet tall and about 15 feet wide. Ideal for attracting butterflies. Combines well with other perennials, especially daylilies and shasta daisies. This is one plant that thrives on severe pruning.