• 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

Vitis vinifera 'Purpurea' (O/b)

Teinturier grape

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
Teinturier grape

© RHS 2002

  • Other common names Teinturier grape

  • Family Vitaceae

  • Genus Vitis are vigorous deciduous climbing shrubs with tendrils and attractively lobed leaves, insignificant green flowers followed by often edible fruits; some have excellent autumn foliage colour

  • Details 'Purpurea' is a vigorous large tendril-climber with deeply-lobed leaves purple in summer, deepening in late summer and crimson-tinted in autumn. Insignificant greenish flowers followed by deep purple grapes

Characteristics

  • Foliage Deciduous

  • Habit Climbing

  • Toxicity Contact may irritate the skin

  • 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)

    H5

Colour

Sunlight

  • Full Sun

  • Partial Shade

  • Aspect South-facing or West-facing

  • Exposure Sheltered

Soil

  • Chalk

    Chalk

  • Clay

    Clay

  • Sand

    Sand

  • Loam

    Loam

  • MoistureWell-drained

  • SoilChalk, Clay, Sand, Loam

  • pHAlkaline, Neutral

Size

  • Ultimate height 4-8 metres

  • Ultimate spread 1.5-2.5 metres

  • Time to ultimate height 5-10 years

How to grow

Cultivation Vigorous decorative vine with inedible fruits, ideal for sun or partial shade in a well-drained soil, especially in a neutral or alkaline soil

Propagation Propagate by layering or hardwood cuttings

Suggested planting locations and garden types Wall-side Borders City & Courtyard Gardens Cottage & Informal Garden Mediterranean Climate Plants Patio & Container Plants

How to care

Pruning Pruning group 11 in midwinter and in midsummer, pruning group 12 for formal training

Pests May get glasshouse red spider mite and brown scale; mealybugs are a problem under glass

Diseases May be affected by powdery mildews

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