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Burncoose Nurseries - part of the Caerhays Estate
Nursery & Gardens open: Mon - Sat 08.30 - 16.30 & Sun 10:00 - 16:00
Pop up café: Open Thursday-Saturday 10.30 - 14.30 & Sunday 11.00 - 15.00( weather permitting )
Dear Customers. Please be advised that Thursday 18th of December is the last order date for guaranteed delivery before Christmas. Our hard working despatch teams finish on Friday.

The Nursery will be open as normal during the Christmas period, except Bank Holidays, and will be closing at 1.30pm on Christmas Eve and New Year's Eve.

Thank you to all our customers old and new for their valued support this year.
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  • CENTAUREA montana 'Purple Heart'
    CENTAUREA montana 'Purple Heart'
    © Burncoose Nurseries, all pictures for illustrative purposes only.
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    CENTAUREA montana 'Purple Heart' CENTAUREA montana 'Purple Heart' CENTAUREA montana 'Purple Heart' CENTAUREA montana 'Purple Heart' GERANIUM phaeum 'Album' and STOKESIA laevis 'Blue Star'
© Burncoose Nurseries, all pictures for illustrative purposes only. GLADIOLUS communis subsp. Byzantinus and STOKESIA laevis 'Blue Star'
© Burncoose Nurseries, all pictures for illustrative purposes only. STOKESIA laevis 'Blue Star' and TULBAGHIA violacea
© Burncoose Nurseries, all pictures for illustrative purposes only.
    >

    CENTAUREA montana 'Purple Heart'

    Commonly known as Mountain knapweed, Perennial cornflower

    White cornflower with purple centre
     
    Full Plant Details - Sun/Soil & other attributes
    • Flowering
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      Feb
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      Mar
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      Apr
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      May
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      Jun
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      Jul
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      Aug
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      Sep
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      Nov
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    • Good to know
      Wildlife plant - insects
    • Pests & Diseases
      Powdery mildew
    • Place of origin
      Central Europe, central Italy, Slovenia, Croatia, Bosnia
    • Deciduous
      L
    • Purple
      Shades of purple/mauve/lilac/violet
      Purple centre
    • White
    • Border
      Suits a mixed or herbaceous border
    • Fully hardy
    • Height
      45cm (18in)
    • Spread
      60cm (24in)
    • Bulb/Corm or rhizomatous perennial
      Rhizomatous, mat-forming perennial. Produces flowers 5cm (2in) across
    • Herbaceous
      Early in the year, typically January till end of March, herbaceous plants might be supplied in 9cm pots to ensure timely despatch.
    • Very hardy
      Hardy in the severest continental climates including exposed upland locations in the UK. Plant can withstand temperatures < -20 (-4°F)
    • Summer Seasonal Interest
    • Fertile moist well-drained soil
    • Full sun
    • Partial shade
    • Bee friendly
    • Butterfly friendly
    • Mature Size
      45cm (18in)
      bulb/corm - guide for size not form Hand Trowel
        60cm (24in)
       
    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
    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
    Recommended by the RHS. Contains Rootgrow™ mycorrhizal fungi. Suitable for all trees and shrubs (except rhododendrons, azaleas, heathers, cranberries and blueberries)
    Small - 60g sachet
    £3.00
    Medium - 150gm sachet
    £6.00
    Large - 360gram sachet
    £12.00
    Unavailable
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