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  • GARDENIA augusta 'Crown Jewel'
    © Burncoose Nurseries, all pictures for illustrative purposes only.
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    GARDENIA augusta 'Crown Jewel' GARDENIA augusta 'Crown Jewel' GARDENIA augusta 'Crown Jewel' GARDENIA augusta 'Crown Jewel'
    >

    GARDENIA augusta 'Crown Jewel'

    Commonly known as Cape jasmine

    Double white perfumed flowers. Frost hardy
     
    Full Plant Details - Sun/Soil & other attributes - Click to close
    • Flowering
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    • Good to know
      A good subject for a container in areas with cold winters. Can be moved into protection.
    • Pests & Diseases
      Under glass - whiteflies, stem and root mealybugs, grey mould
    • Place of origin
      China, Taiwan, Japan
    • Evergreen
      Ovate, elliptic or lance-shaped, glossy, deep green leaves to 10cm (4in) or more long usually carried in whorls of 3.
    • White
    • Double
      Multi rows of petals, no stamen showing
    • Saucer-shaped
      To 8cm (3in) across
    • Border
      Suitable for a warm border
    • Greenhouse / conservatory
      Not the sort of plants to be grown outside where there are likely to be frosts. These plants need to be grown in a conservatory or cool greenhouse or at least brought inside for the winter
      Under glass use ericaceous compost in full light. Keep barely moist in winter. Might require restrictive pruning
    • Patio / pot plants
    • Suitable for small gardens
    • Frost hardy (down to -5)
    • Entire
    • Elliptic
    • Height
      1m (39in)
    • Spread
      75cm (30in)
    • Medium shrub
      Typically grow to around 4-6 feet in height
    • Pruning group 6
      Suitable for: Evergreen shrubs or climbers that need little to no pruning.
      Action: Trim back shoots that spoil symmetry and to fit available space.
      When: Annually after flowering if on previous year's growth, or in later Winter or Spring if flowering on current year's growth, or as requires.

    • Half hardy - unheated greenhouse / mild winter
      Hardy in coastal and relatively mild parts of the UK except in severe winters and a risk from sudden (early) frosts. May be hardy elsewhere with wall shelter or good micro-climate. Likely to be damaged or killed in cold winters. Plant can withstand temperatures down to -5°C (23°F)
    • Scented flowers
    • Autumn Seasonal Interest
    • Summer Seasonal Interest
    • Fertile moist well-drained soil
      Humus-rich.
    • Neutral to acid soil
    • Partial shade
      Or light, dappled shade
    • Mature Size
      1m (39in)
      Medium Shrub - guide for size not form Watering Can
        75cm (30in)
       
    View Planting Tips and Care Advice
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    Useful extras...

    Fertilisers & Feeds - Empathy
    All-purpose organic concentrated seaweed feed that is a ready to use, derived from sustainable harvested kelp, that can be used on all outdoor and indoor plants, except acid loving plants. Perfect used in conjunction with Rootgrow™.
    1 ltr
    £8.50
    Vermin & Pest Control
    This is a non-biological non-chemical plant insecticide and mildewcide. Works against the physical motion of the insect. Perfect for all plants and edible crops.
    500 ml
    £8.00
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