• 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

Lavatera maritima

tree mallow

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
  • Other common names tree mallow

  • Synonyms Lavatera 'Maritime'
    Lavatera bicolor

    Lavatera maritima
    Malva bicolor

    see more
  • Family Malvaceae

  • Genus Lavatera can be annuals, biennials, perennials or subshrubs, with long-stalked, palmately lobed leaves and large, funnel-shaped flowers in summer

  • Details L. maritima is a medium-sized semi-evergreen subshrub with downy grey palmate leaves and stems. Flowers to 7cm in width, pink or lilac with purple veins and eye

  • Plant range SW Europe, N Africa

Characteristics

  • Foliage Semi-evergreen

  • Habit Bushy

  • 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)

    H3

Colour

Sunlight

  • Full Sun

  • Aspect South-facing or East-facing

  • Exposure Exposed or Sheltered

Soil

  • Sand

    Sand

  • Chalk

    Chalk

  • Loam

    Loam

  • MoistureWell-drained

  • SoilSand, Chalk, Loam

  • pHAcid, Neutral, Alkaline

Size

  • Ultimate height 1-1.5 metres

  • Ultimate spread 0.5-1 metres

  • Time to ultimate height 2-5 years

How to grow

Cultivation Grow in light, moderately fertile, well-drained soil in full sun. Shelter from cold, drying winds in frost-prone areas. Often short-lived

Propagation Propagate by taking softwood cuttings in spring or by seed sown in spring

Suggested planting locations and garden types Low Maintenance Flower borders and beds Wall-side Borders City & Courtyard Gardens Coastal Cottage & Informal Garden Mediterranean Climate Plants

How to care

Pruning Cut down growth in autumn

Pests Generally pest free

Diseases May be subject to stem rot, soil-borne fungal diseases and a rust

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