Hardy Buddleja Species & Cultivars

alternifolia Argentea

Buddleja alternifolia ‘Argentea’ is also identical to Buddleja alternifolia except for the leaves which are covered in a silky hairs giving the plant a silvery appearance. With its graceful weeping habit, it is best grown up onto a single stem and planted in a position to allow its natural arching habit to become a central feature.



  • Flower Colour: Lilac
  • Habit: large spreading shrub good grown on a single stem (small tree)
  • Eventual height: 2.5m see cultivation notes
  • Hardiness: -20c
  • Leaf colour: silvery-grey
  • Flowering: late May -June Prune after flowering , remove all the flowering stems .
  • Fragrance: sweetly scented
  • Situation: sunny to light shade well drained
  • Wildlife: early bees

Project Details



Place of Origin


Plant Heritage

Accession Number B075

All details of our collection are held on the main Plant Heritage database including plant name, accession number, date of accession and plant source.


  • Genus Buddleja
  • Species alternifolia
  • Cultivar 'Argentea'
  • Category Hardy Species Shrub
  • Colours and sizes are approximate and are intended as a guideline, cultivation notes should be followed

Find out more about soil feeding, pruning and pest control.

Cultivation of Plants