Prunella vulgaris aka Selfheal, Heal All, is one of the more versatile plants to have in your arsenal and many cultures have made good use of it. In some areas, it grows as commonly in yards as the dandelion. It can be used internally and externally. It is antibacterial, antibiotic, antimutagenic, antioxidant, antiseptic, antispasmodic, antiviral, astringent, bitter, carminative, diuretic, febrifuge, hemostatic, hypotensive, immunostimulant, kidney tonic, liver stimulant, stomachic, vasodilator, vermifuge and more. This is a very useful herb to know and grow. As with any herb, always research look-alikes and learn to properly identify, and learn any contraindications.