Best grown for the foliage, Salvia argentea is biennial if permitted to flower. And, these flowers are rather insignificant as Salvias go. Most gardeners prevent flowering in order to prolong the life of this beautiful plant.
Salvia sclarea
Salvia hians (above and below)
Seed
posing as S. hians is usually for some other Salvia sp. The correct
seeds must be shield-shaped, and are never round.