Barrenwort 'Brimstone Butterfly' Epimedium franchetii 'Brimstone Butterfly'

barrenwort 'Brimstone Butterfly'


'Brimstone Butterfly' is a clump-forming, rhizomatous perennial 45-60cm high, with pinnate leaves, evergreen in mild winters, semi-evergreen in cold winters, formed of three long, narrowly ovate, spiny-edged and sharply tipped leaflets, which emerge tinged with pink and mature to mid-green, and branched spikes up to 45cm long of spidery flowers, of pale yellow sepals and long-spurred, greenish yellow petals, from early spring to early summer; Epimedium leaves may be used for their nests by leaf-cutting bees

Plant Info
Common Problems

About this plant

  • memoNames

    • Family


    • Synonyms

      barrenwort 'Brimstone Butterfly'

  • infoCharacteristics

    • Foliage type


    • Height

      0.5-1 metres

    • Spread

      0.5-1 metres

    • Hardiness zones


  • sunLight

    Partial Shade

  • scissorsPruning

    No pruning required, but cutting back in late winter or early spring, before flower spikes form, will improve appearance

  • bambooSoil

    SoilChalk, Clay, Loam, Sand

  • pinSuitable locations

    • Hardiness zone

      Garden Edging Low Maintenance Underplanting of Roses and Shrubs Banks and Slopes Flower borders and beds Ground Cover City & Courtyard Gardens Cottage & Informal Garden

  • sproutPropogation

    • Propagate by division in autumn or after flowering; or by root cuttings of rhizomes, kept under glass in winter, and planted out after all danger of frost has passed

  • insectPests

    May be affected by vine weevil

  • microbeDiseases

    May be affected by mosaic virus diseases and fungal leaf spots