• 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

Tulbaghia violacea

society garlic

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 society garlic

  • Family Alliaceae

  • Genus Tulbaghia are bulbous or rhizomatous perennials with linear, onion-scented leaves and umbels of small, star-shaped flowers with a small cup-like corona

  • Details T. violacea is a strong-growing rhizomatous perennial to 50cm in height, with grey-green basal leaves and fragrant pale purple flowers in large terminal umbels in late summer and early autumn

  • Plant range South Africa (W&E Cape)

Characteristics

  • Foliage Deciduous

  • Habit Tufted

  • 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)

    H3

Colour

Sunlight

  • Full Sun

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

  • Exposure Sheltered

Soil

  • Loam

    Loam

  • Sand

    Sand

  • MoistureWell-drained

  • SoilLoam, Sand

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height 0.1-0.5 metres

  • Ultimate spread 0.1-0.5 metres

  • Time to ultimate height 2-5 years

How to grow

Cultivation Grows well in any moderately fertile, well-drained, humus-rich, loamy soil. Protect in colder areas with a deep dry mulch over winter

Propagation Propagate by seed, sown when ripe, in containers in a cold frame or division in spring

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

How to care

Pruning No pruning required

Pests Generally pest free

Diseases Generally disease free

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