Helleborus niger (Christmas rose) is a member of the Ranunculaceae family. This perennial exhibits a clump forming growth habit and is characterised by its semi evergreen foliage. It has a hardiness rating of very hardy (colder than -20ºc) and is hardy in the severest European continental climates, including exposed upland locations in the UK.
When fully mature, Helleborus niger can reach an ultimate height of 0.1–0.5 metres and a spread of 0.1–0.5 metres. For optimal growth, it prefers an east–facing, north–facing, or west–facing aspect and a sheltered position. It thrives best in chalk, clay, or loam soil types and should be placed in partial shade.
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