• 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

Ocimum basilicum var. purpurascens 'Purple Ruffles'

purple basil 'Purple Ruffles'

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  • Other common names purple basil 'Purple Ruffles'

  • Family Lamiaceae

  • Genus Ocimum can be aromatic annuals, evergreen perennials or shrubs with opposite, linear to broadly-ovate leaves and small tubular white or pinkish flowers in whorls forming a spike

  • Details 'Purple Ruffles' is an aromatic annual or biennial with deep purple, fringed and frilly, deeply-textured leaves and small, tubular white or pink-tinged flowers, 1cm in length, in spikes in late summer


  • Foliage Deciduous

  • Habit Bushy

  • Fragrance Foliage

  • 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)




  • Full Sun

  • Aspect South-facing or West-facing

  • Exposure Sheltered


  • Loam


  • Sand


  • MoistureWell-drained

  • SoilLoam, Sand

  • pHAcid, Alkaline, Neutral


  • Ultimate height 0.1-0.5 metres

  • Ultimate spread 0.1-0.5 metres

  • Time to ultimate height 1-2 years

How to grow

Cultivation Treat as an annual and grow in a light, well-drained, fertile soil in a sheltered position in full sun. Best grown in a container. May be grown as a short-lived sub-shrub if over-wintered under glass. Water freely in summer

Propagation Propagate by seed sown in gentle heat in early spring or sown in-situ in summer

Suggested planting locations and garden types City & Courtyard Gardens Patio & Container Plants

How to care

Pruning Pinch out flowerheads as they appear to ensure continued leaf growth. Cut back after flowering

Pests Can get leafhoppers and aphids; slugs and snails may also be problematic

Diseases May be affected by powdery mildews

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