• 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

Pelargonium odoratissimum (Sc)

apple geranium

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 apple geranium
    nutmeg geranium

  • Family Geraniaceae

  • Genus Pelargonium can be perennials, sub-shrubs or shrubs, sometimes succulent and mostly evergreen, with palmately lobed or pinnately divided leaves and clusters of slightly irregular, 5-petalled flowers

  • Horticultural Group Scented-leaved pelargoniums are evergreen shrubs or perennials with strongly aromatic foliage and small, single flowers in shades of pink, purple or white

  • Details P. odoratissimum is a low-growing evergreen herbaceous perennial, up to 25cm tall, with a short main stem and trailing flowering stems. Rounded, apple-scented, light green leaves, 4-5cm across, are held on 5cm long stalks. Clusters of 3-10 star-shaped white flowers, 1.5cm across, the two upper petals marked with red veins, appear from spring to summer

Characteristics

  • Foliage Evergreen

  • Habit Trailing

  • Fragrance Leaf

  • 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)

    H1C

Colour

Sunlight

  • Full Sun

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

  • Exposure Sheltered

Soil

  • Loam

    Loam

  • Chalk

    Chalk

  • Sand

    Sand

  • MoistureWell-drained

  • SoilLoam, Chalk, Sand

  • pHNeutral, Alkaline

Size

  • Ultimate height 0.1-0.5 metres

  • Ultimate spread 0.5-1 metres

  • Time to ultimate height 2-5 years

How to grow

Cultivation Grow outside in summer in fertile, neutral to alkaline soil in full sun; in containers, indoors or out, grow in well-drained soil-less multipurpose compost or soil-based compost such as John Innes No. 2, in full light but shaded from scorching midday sun. Provide good ventilation, and water moderately during the growing season from spring to summer, and only sparingly in winter. For more details see pelargonium cultivation

Propagation Propagate by seed, sown in late winter and grown on in a protected environment such as a heated greenhouse, or by softwood cuttings from spring to autumn

Suggested planting locations and garden types Flower borders and beds Drought Resistant Patio & Container Plants Cottage & Informal Garden City & Courtyard Gardens Mediterranean Climate Plants Coastal

How to care

Pruning Deadhead to encourage flowering

Pests May be affected by vine weevil larvae, leafhopper, root mealybugs, and whitefly

Diseases May be affected by Pelargonium viruses, grey moulds, Pelargonium rust, and leafy gall

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