Buddleja davidii 'Nanho Blue' (butterfly bush [Nanho Blue]) is a member of the Scrophulariaceae family. This deciduous shrubs exhibits a bushy growth habit and is characterized by its deciduous foliage. It has a hardiness rating of H6 and no significant fragrance.
When fully mature, Buddleja davidii 'Nanho Blue' can reach an ultimate height of 1.5–2.5 metres and a spread of 1.5–2.5 metres. For optimal growth, it prefers west–facing,south–facing aspect and exposed,sheltered exposure. It thrives best in chalk,loam,sand soil types and should be placed in a full sun position.
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