• 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 'Rondo' (O/b)

grape 'Rondo'

  • Other common names grape 'Rondo'

  • Synonyms Vitis vinifera 'Rondo'

  • 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 'Rondo' is an early-maturing black grape suitable both for wine-making and as a dessert grape. Its early-ripening make this a useful outdoor grape in northern European countries

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

  • Aspect South-facing or West-facing

  • Exposure Sheltered

Soil

  • Sand

    Sand

  • Chalk

    Chalk

  • Clay

    Clay

  • Loam

    Loam

  • MoistureWell-drained

  • SoilSand, Chalk, Clay, Loam

  • pHNeutral, Alkaline

Size

  • Ultimate height Higher than 12 metres

  • Ultimate spread 2.5-4 metres

  • Time to ultimate height 10-20 years

How to grow

Cultivation Grow in a deep, well-drained soil with a pH of 6.5-7. Plant outside between late autumn and early spring; mulch with well-rotted manure and irrigate newly-planted vines in dry periods during the spring and summer. See outdoor grape cultivation for more details

Propagation Propagate by hardwood cuttings or grafting onto Phylloxera-resistant rootstocks

Suggested planting locations and garden types Wall-side Borders Cottage & Informal Garden Patio & Container Plants

How to care

Pruning Grape pruning is carried out in winter and midsummer. Pruning group 11 or pruning group 12 for formal training

Pests Wasps and vine weevils may cause problems. May suffer from glasshouse red spider mite, brown scale and/or mealybugs when grown under glass

Diseases Grapevine diseases commonly affecting both outdoor and indoor plants include powdery mildews and botrytis

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