Rudbeckia fulgida var. deamii (Deam's coneflower) is a member of the Asteraceae family. This perennial exhibits a clump forming growth habit and is characterized by its deciduous foliage. It has a hardiness rating of hardy – very cold winter (-20 to -15ºc) and is hardy throughout the UK and northern Europe. Many plants grown in containers will be damaged unless given protection.
When fully mature, Rudbeckia fulgida var. deamii can reach an ultimate height of 0.5–1 metres and a spread of 0.1–0.5 metres. For optimal growth, it prefers east–facing or south–facing aspect and exposed or sheltered positions. It thrives best in chalk or clay or loam soil types and should be placed in full sun or partial shade.
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