American wake robin Trillium grandiflorum

American wake robin


T. grandiflorum is a vigorous perennial forming a large clump of erect stems each carrying a whorl of three broadly ovate leaves and a solitary terminal flower to 10cm across, with three recurved white petals

Plant Info
Common Problems

About this plant

  • memoNames

    • Family


    • Synonyms

      American wake robin American wood lily large white wood lily white wake robin wake-robin snow trillium see more

  • infoCharacteristics

    • Foliage type


    • Height

      0.1-0.5 metres

    • Spread

      0.1-0.5 metres

    • Hardiness zones


  • sunLight

    Partial Shade, Full Shade

  • scissorsPruning

    No pruning required

  • bambooSoil

    SoilChalk, Loam, Sand

  • pinSuitable locations

    • Hardiness zone

      Flower borders and beds Underplanting of Roses and Shrubs

  • sproutPropogation

    • Propagate by seed in pots in a shady cold frame as soon as seed is ripe; takes 5-7 years to reach flowering size. Propagate rhizomes by division after flowering or cut out the growing point from the rhizome after flowering, which stimulates the formation of offsets

  • insectPests

    Slugs and snails may be a problem

  • microbeDiseases

    Generally disease free