• 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

Lysichiton × hortensis

  • Synonyms Lysichiton

  • Family Araceae

  • Genus Lysichiton are rhizomatous herbaceous perennials with large, lance-shaped leaves developing after the ovate white or yellow flower spathes surrounding the club-like, yellow or green flowering spadix

  • Details L. × hortensis is a herbaceous perennial with musky, arum-like flowers in spring, before the leaves, comprising an upright green spadix surrounded by a green-tipped spathe. The large, glossy, oblong leaves, produced in a basal cluster, can reach 1.2m tall. A hybrid between L. americanus and L. camtschatcensis which does not set seed

Characteristics

  • Foliage Deciduous

  • Habit Clump-forming

  • Fragrance Flower

  • 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)

    H7

Colour

Sunlight

  • Full Sun

  • Partial Shade

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

  • Exposure Exposed or Sheltered

Soil

  • Loam

    Loam

  • MoisturePoorly-drained

  • SoilLoam

  • pHAcid, Alkaline, Neutral

Size

  • 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 fertile, humus-rich soil at pool margins, in full sun or partial shade

Propagation Propagate by offsets taken in summer

Suggested planting locations and garden types Low Maintenance Architectural

How to care

Pruning No pruning required

Pests Generally pest free

Diseases Generally disease free

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