Royal King Xia Ku Cao Beverage (Prunella Vulgaris) - 10g X 10 Packs Go to amazon.com Related posts The 7 best prunella vulgaris tea 2022 FeatureAlso known as Prunella VulgarisChinese Medicinal BeverageProduct of China DescriptionXia Ku Cao is also known as All heal; Blue Curls; Brownwort ; Carpenter's Weed; Heal-all; Prunella; Self-heal.