This charming flower bud swells like a balloon before fully opening to a beautiful blue bell-like flower! It is an important Chinese medicinal herb for the lungs and respiratory tract. In some parts of Asia, this plant is grown as an edible root vegetable.
Water: Prefers deep, consistent moisture, but does not like boggy conditions
Hardiness: Frost Hardy
Habit: An herbaceous flowering perennial to 2' tall
Light: Full Sun to Light Shade
Soil: Well-draining, loamy soil with compost mixed in moisture retention
Origin: Japan, China, and Eastern Siberia, including the Korean Peninsula