Banish all thoughts of greying perms and lacklustre knitting patterns because this 39nana39 is far from drab the evergreen barberry plant is fast45growing and low45maintenance providing excellent ground cover or making a durable low hedge however the hardy shrub39s brightest features are the orange45yellow flowers that adorn its foliage in april and may berberis darwinii 39nana39 is sure to maintain any gardener39s interest in autumn when it produces dark purpl