clary sage
Salvia sclarea

Hardiness: Zones 5 to 9
Plant type: Herbaceous perennial
Height: 2- 4'
Spread: 2- 3'
Sun: Full sun
Water: Medium
Bloom time: June to August
Bloom color: White to lavender
Soil: Average, well draining garden soil, tolerates poor soil fertility.

More information about this plant here.