Accumulation of phenolic compounds in the purple betony herb (Stachys officinalis L.) originated from cultivation

Abstract

Introduction: Purple betony (Stachys officinalis L., Lamiaceae) is a perennial of versatile medicinal usage. Nowadays, in Poland betony herb is collected exclusively from wild growing plants. Decreasing number of its natural sites results in lack of the herb supply and thus, in its limited usage.

Keywords

• accumulation of biomass
• tannins
• phenolic acids
• flavonoids