Barrenwort

Barrenwort (Epimedium spp.)

Bishop's Hat, Fairy Wings

Part shade to full shade; dry to medium moisture once established — notably drought-tolerant for a shade plant; tolerates poor, dry, and root-competitive soils; moderately acid to neutral pH.

8–18 inches tall depending on species; blooms in early spring (March–April in Middle Tennessee) with small spurred flowers in yellow, white, pink, red, or purple; semi-evergreen to evergreen foliage with attractive new bronze-red coloration in spring; spreads slowly by rhizomes.

Cut back or shear old foliage to within 2–3 inches of the ground in late February before new growth emerges; this allows new spring foliage and flowers to be visible.

Native region: Not native to Tennessee; ornamental introduction primarily from China, Japan, and the Mediterranean region.

Epimedium is one of the most genuinely drought-tolerant shade groundcovers available for Middle Tennessee, outperforming hostas and ferns in dry shade beneath shallow-rooted trees — a common and difficult site type in older Maury County neighborhoods. Once established (which takes 2–3 seasons as the rhizome network develops), it suppresses weeds effectively and requires minimal maintenance. The small flowers are hidden by old foliage if it is not removed in late winter. Species and cultivar selection matters: E. x versicolor, E. x perralchicum, and E. grandiflorum cultivars are the most reliable for Zone 6b/7a; some species are only hardy to Zone 7. Deer-resistant.