Medicinal:  "Huang Qin" in traditional Chinese medicine
Zone:  5-7  
Growth:  30cm x 30cm [1ft x 1ft]
Foliage: Deciduous; mid-green; leaves lanceolate (long, narrow, pointy) on wiry stalks with flowers on upper third
Flower:  July-August; saturated blue-purple
Light:  Full sun
Moisture:  Little to no extra water
Soil:  Grows well in poor sandy loam; must be well drained
Garden location:  Front of border; will gently self-sow