Very attractive erect shrub. Purplish shoots carry aromatic leaves with a grey green mettallic lustre above, glaucous green to reddish brown below. Long tubular plum-purple bell shaped flowers.
Somewhere between Hardy in a sheltered site in most UK, Coastal France and northern Italy and Pacific Northwest gardens, but may be damaged in severest winters. Often early into flower and growth. AND Hardy in all but the coldest parts of Pacific Northwest and UK, France and northern Italy, around Bergen (Norway) and mildest parts of NE USA such as Cape Cod and parts of Long Island.