"Kate Morgan" wrote
Does anyone know of a supplier, I cannot find anyone local to me ?

http://www.chris-pattison.co.uk/css/shrubs.php

http://www.cgf.net/plants.php

Otherwise the RHS online plantfinder might help - they list several
different named varieties.
http://www.rhs.org.uk/rhsplantfinder/plantfinder.asp

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Sue