• AGM plants

    AGM plants have been through a rigorous 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

Polygonatum odoratum 'Flore Pleno' (d)

double-flowered angled Solomon's seal

double-flowered angled Solomon's seal


  • Other common names double-flowered angled Solomon's seal

  • Family Asparagaceae

  • Genus Polygonatum are rhizomatous herbaceous perennials with erect or arching stems bearing glossy, elliptic leaves and pendent, tubular or bell-shaped flowers, sometimes followed by black or red berries

  • Details 'Flore Pleno' is an herbaceous perennial with spreading rhizomes and arching, angled stems to 75cm tall, with ovate leaves and solitary or paired, double, cream flowers, tipped with green, in the leaf axils in late spring and early summer


  • Foliage Deciduous

  • Habit Bushy

  • Fragrance Flower

  • Toxicity All parts may cause severe discomfort if ingested

  • Hardiness

    Hardiness ratings

    All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

    • H1a - Under glass all year (>15C)
    • H1b - Can be grown outside in the summer (10 - 15)
    • H1c - Can be grown outside in the summer (5 - 10)
    • H2 - Tolerant of low temperatures, but not surviving being frozen (1 to 5)
    • H3 - Hardy in coastal and relatively mild parts of the UK (-5 to 1)
    • H4 - Hardy through most of the UK (-10 to -5)
    • H5 - Hardy in most places throughout the UK even in severe winters (-15 to -10)
    • H6 - Hardy in all of UK and northern Europe (-20 to -15)
    • H7 - Hardy in the severest European continental climates (< -20)




  • Full Sun

  • Partial Shade

  • Full Shade

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

  • Exposure Sheltered


  • Chalk


  • Chalk


  • Chalk


  • Chalk


  • MoistureMoist but well-drained

  • SoilClay, Loam, 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 Grow in any fertile, humus-rich, moist but well-drained soil in full sun, partial shade or shade

Propagation Propagate by division in spring taking care not to damage young brittle shoots

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

How to care

Pruning Cut back to the base in late autumn

Pests May be attacked by slugs and sawflies

Diseases Generally disease free

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