• AGM plants

    AGM plants have been through a rigourous trial and assessment programme. They are:

    • Excellent for ordinary use in appropriate conditions
    • Available to buy
    • Of good constitution
    • Essentially stable in form & colour
    • Reasonably resistant to pests & diseases

Anchusa azurea 'Loddon Royalist'

Bugloss 'Loddon Royalist'

Bugloss 'Loddon Royalist'

© � RHS 2002

  • Other common names Bugloss 'Loddon Royalist'

  • Genus Anchusa can be erect or spreading perennials, biennials or annuals with hairy or bristly foliage and cymes of tubular or salver-shaped, usually blue flowers

  • Family Boraginaceae / Boraginaceae

  • Species 'Loddon Royalist' is an herbaceous perennial with coarsely hairy, lance-shaped, mostly basal leaves. Intense deep blue flowers 15mm across are borne on erect, branching stems


  • Foliage Deciduous

  • Habit Spreading _ Branched#Spreading / Branched



  • Full Sun

  • Partial Shade

  • Aspect South-facing or East-facing or West-facing or North-facing

  • Exposure Sheltered


  • Chalk


  • Chalk


  • Chalk


  • MoistureMoist but well-drained

  • SoilLoam, Chalk, Sand

  • pHAcid, Alkaline, Neutral


  • Ultimate height

    0.5-1 metres

  • Ultimate spread

    0.1-0.5 metres

  • Time to ultimate height

    2-5 years

How to grow

Cultivation Grows in any moderately fertile, moist but well-drained soil in full sun, although it can also tolerate partial shade. It thrives in moist soils but dislikes winter wet.

Propagation Propagate by seed, root cuttings or by softwood cuttings from the base of young shoots

Suggested planting locations and garden types Flower borders and beds Wildlife Gardens Cottage & Informal Garden

How to care

Pruning Deadhead to encourage a second flush of flowers. Cut back top growth after flowering to encourage a rosette of foliage

Pests Can get leaf-mining flies

Diseases May be infected by powdery mildews

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