|Fountain-like, deciduous shrub with fragrant, white, late spring or early summer flowers. An old fashioned favorite, at home in the shrub border. Allow ample room for arching branches. Remove oldest branches (back to ground) right after plant has finished flowering.
'Boule d'Argent' bears profusely in early and midsummer, lightly fragrant, semi-double to double, milky white flowers, 1 3/4 inches wide, in racemes of 5 to 7. Grows to 5 feet tall and wide.