Blue salvia (Salvia azurea), also known as pitcher sage, is a hardy perennial sage in USDA Zones 4-9 and native to the south and central United States. Its vibrant blue flowers from mid-summer to ...
The following are some standout species of Salvia that do well in our area: black and blue sage (Salvia guarnitica) has intense, deep blue flower petals with an almost black calyx — the leaf ...
Unplugged So Blue salvia was the first and has been outstanding with 37 awards. Botanically speaking, it is a Salvia ...