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Commonly known as Anchor plant
Semi-evergreenKeeps some of its foliage all year, and will drop some leaves as well.
Tall ShrubSpreading shrub with flattened blue grey spines to 4cm (1½in) across with very few leaves
Hardy - average winterHardy 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. Plant can withstand temperatures down to -10°C (14°F)
Full sunOpen site - shelter from cold drying winds