Dryopteris erythrosora (copper shield fern) is a member of the Dryopteridaceae family. This fern exhibits a clump forming growth habit and is characterized by its semi evergreen foliage. It has a hardiness rating of hardy – average winter (-10 to -5ºc), and is hardy through most of the uk apart from inland valleys, at altitude and central / northerly locations. may suffer foliage damage and stem dieback in harsh winters in cold gardens. plants in pots are more vulnerable. .
When fully mature, Dryopteris erythrosora can reach an ultimate height of 0.5–1 metres and a spread of 0.5–1 metres. For optimal growth, it prefers north–facing, west–facing, south–facing, east–facing aspect and sheltered exposure. It thrives best in chalk, clay, loam, sand soil types and should be placed in a full shade, full sun, partial shade position.
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