Plant Base Online (beta)
common name: Bishop's Hat, Barrenwort, Fairy Wings, Horny Goat Weed, Yin Yang Huo
synonyms: Epimedium macranthum
purple & green
part shade, shade
dry soil, moist soil
preferred soil pH: neutral-acid
minimum temp: -15°C
USDA zone: 5 to 9
Clump forming, rhizomatous deciduous perennial, making a mound of pale green leaves, bronze flushed when young. Pendent flowers on thin stems in mid and late spring, usually pink but may be white, pale yellow or purple.
Best in fertile, humus-rich, moist but well drained soil and partial shade.
Used as a medicinal herb to treat impotence and increase sexual libido in both men and women. First used in traditional Chinese medicine. Also reputed to slow the ageing process.