Buddleja davidii 'Nanho Blue' is a vigorous and fast-growing Butterfly Bush, perfect for the back of a large border. Its silvery-green foliage is accompanied by a profusion of rich plumes of lavender-blue flowers from June to September, attracting both butterflies and pollinating insects in abundance to these fragrant and nectar-rich blooms. Easy to grow, this deciduous shrub is tough and reliable in almost any situation and soil type. Height and spread: 150cm (59).