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  • DAHLIA 'Knockout'
    © Burncoose Nurseries, all pictures for illustrative purposes only.
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    DAHLIA 'Knockout'  DAHLIA 'Knockout'  DAHLIA 'Knockout'  DAHLIA 'Knockout'  CROCOSMIA and DAHLIA 'Knockout'
© Burncoose Nurseries, all pictures for illustrative purposes only. DAHLIA 'Knockout'
© Burncoose Nurseries, all pictures for illustrative purposes only. DAHLIA 'Knockout' and DAHLIA 'Moonfire'
© Burncoose Nurseries, all pictures for illustrative purposes only.
    >

    DAHLIA 'Knockout'

     AWARD
    Dwarf form. Large bright yellow ribbed, sunflower-like blooms with prominent orange centres. Black lacquered foliage
     
    Full Plant Details - Sun/Soil & other attributes - Click to close
    • Flowering
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    • Good to know
      Wildlife plant - nectar and pollen for insects. Very suitable for containers. Mystic series (Mystic Illusion)
    • Pests & Diseases
      Slugs, earwigs, caterpillars, mosaic rust, powdery mildew
    • Place of origin
      Garden origin. New Zealand. Dr. Keith Hammett
    • Orange
      Orange centres
    • Yellow
    • Single
      Row of petals round conspicuous stamens - no more than 8 petals
    • Border
      Suits a mixed or herbaceous border
    • Cottage garden
    • Patio / pot plants
    • Suitable for small gardens
    • Frost hardy (down to -5)
    • Height
      To 1m (39in)
    • Spread
      60cm (24in)
    • Tuberous
      Upright, bushy, clump-forming tuberous perennial. Flowers 10cm (4in) across
    • 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)
    • Autumn Seasonal Interest
    • Summer Seasonal Interest
    • Fertile moist well-drained soil
      Humus-rich
    • Full sun
    • Bee friendly
    • Rabbit Resistant
    View Detailed Plant Description

     

    View Planting Tips and Care Advice
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    Useful extras...

    Fertilisers & Feeds - Empathy
    AFTER PLANT GROW YOUR OWN seaweed is ready to use liquid concentrate that was specially formulated be used on all edible plants.
    1ltr
    £8.50
    Fertilisers & Feeds - Empathy
    Creates a mini-meadow for attracting bees, butterflies and bugs to your garden. 200g sachet which will cover 3 square metres. Contains Rootgrow™ mycorrhizal fungi.
    3m²
    £7.00
    10m²
    £15.50
    Fertilisers & Feeds - Vitax
    Improves vegetable, fruit and flower quality. Blood, Fish and Bone contains three major nutrients essential for strong and healthy growth.
    1.5 kg
    £6.50
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