This japanese barberry is much smaller than most varieties of berberis measuring a petite 30cm 4013903441 when fully grown like its larger siblings the hardy shrub has an attractive rounded habit and requires little maintenance what it39s lacking in height berberis thunbergii f atropurpurea 39bagatelle39 more than makes up for in colour the miniature plant grows bronze45purple deciduous leaves which darken impressively in the autumn this stunning foliage is com