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Lower Risk
Geranium ‘Rozanne’ (Geranium 'Rozanne')
(Geranium 'Gerwat' PBR)Geranium ‘Rozanne’ (Geranium wallichianum x G. himalayense) is a perennial herb with violet-blue flowers. It has held PBR in Australia since 2003. The PBR name is ‘Gerwat’, but it is marketed as ‘Rozanne’. There is no evidence that it is naturalised or invasive anywhere in the world.
