Allium 'Purple Giant' Allium 'Purple Giant'

allium 'Purple Giant'


'Purple Giant' is a bulbous herbaceous perennial, up to about 75cm high, with linear green leaves which start to die down when the dense, spherical umbels, about 25-30cm across, of purplish-pink flowers appear in summer

Plant Info
Common Problems

About this plant

  • memoNames

    • Family


    • Synonyms

      allium 'Purple Giant'

  • infoCharacteristics

    • Foliage type


    • Height

      0.5-1 metres

    • Spread

      0.1-0.5 metres

    • Hardiness zones


  • sunLight

    Full Sun

  • scissorsPruning

    No pruning required

  • bambooSoil

    SoilChalk, Loam, Sand

  • pinSuitable locations

    • Hardiness zone

      Cut Flowers Flower borders and beds Drought Resistant Low Maintenance City & Courtyard Gardens Gravel Garden Patio & Container Plants Cottage & Informal Garden

  • sproutPropogation

    • Propagate by offsets: once flowering is over and the leaves have died down, lift the bulbs, detach the offsets, plant larger ones where you want them to grow, and grow smaller ones in gritty compost before planting out; for more advice see bulb propagation

  • insectPests

    May be affected by onion fly, allium leaf mining fly, slugs and snails

  • microbeDiseases

    May be affected by onion white rot and a downy mildew