Salvia patens

Family name: Lamiaceae.
Common name: gentian sage.
More info: This plant can be annulas, biennials, herbaceous or evergreen perennial or shrub. They have paired, simple, pinnately lobed. It is tuberous, and easily lifted for overwintering in a greenhouse. This plant has an aromatic leaf and 2-lipped flowers in whorls, forming simple or branched spikes or racemes.
Exposure: Sun.