Plants by mail order since 1984 - over 4,100 plants online today!
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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    ERYNGIUM planum 'Jade Frost'
    ERYNGIUM planum 'Jade Frost'
    © Burncoose Nurseries, all pictures for illustrative purposes only.
    <
    ERYNGIUM planum 'Jade Frost' ERYNGIUM planum 'Jade Frost' ERYNGIUM planum 'Jade Frost' ERYNGIUM planum 'Jade Frost' ERYNGIUM and PEROVSKIA atriplicifolia 'Blue Spire' © Burncoose Nurseries, all pictures for illustrative purposes only. ERYNGIUM planum 'Jade Frost' and PRIMULA japonica 'Apple Blossom' © Burncoose Nurseries, all pictures for illustrative purposes only. Eryngium, Astrantia © Burncoose Nurseries, all pictures for illustrative purposes only.
    >

    ERYNGIUM planum 'Jade Frost'

    Commonly known as Eryngo, Sea holly

    Grey-green leaves edged creamy-white and developing pink tones. The foliage contrasts effectively with rich violet-blue flower clusters
    plant size comparison icon
    1.5 to 2 Litre   - Click to view photo
    Delivery Information
    Available Early Spring 2026
    £13.50 each 
    MULTIBUY SAVING
    Any 3+ £12.00 each
    Available Early Spring 2026 - Spring according to the Met office is defined as March 1st - May 31st. Therefore early spring is early March to mid-April. This is not a guaranteed date but an estimate and subject to availability.
     
    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. Attracts insects.
    • Pests & Diseases
      Slugs, snails, root rot, powdery mildew
    • Place of origin
      Garden origin. UK. Cornwall, J & M Cave.
    • Evergreen
      Grey-green leaves edged with cream and pinkish tints in spring.
    • Blue
      Violet blue
    • Border
      Suits a mixed or herbaceous border
    • Fully hardy
    • Gold variegated
    • Height
      70cm (28in)
    • Spread
      30cm (12in)
    • Herbaceous
      Early in the year, typically January till end of March, herbaceous plants might be supplied in 9cm pots to ensure timely despatch.
      Clump-forming erect perennial. Produces strong branching stems with numerous umbels 1-2cm (½-¾in) long of flowers with spiky bracts 2.5cm (1in) long.
    • Hardy - average winter
      Hardy through most of the UK apart from inland valleys, at altitude and central/northerly locations. May suffer foliage damage and stem dieback in harsh winters in cold gardens. Plant can withstand temperatures down to -10°C (14°F)
    • Autumn Seasonal Interest
    • Spring Seasonal Interest
    • Summer Seasonal Interest
    • Winter Seasonal Interest
    • Well drained, dry, poor to moderately fertile soil
    • Full sun
      Avoid winter wet.
    • Bee friendly
    • Butterfly friendly
    • Rabbit Resistant
    • Mature Size
      70cm (28in)
      		 Herbaceous - guide for size not form Watering Can
        30cm (12in)
      		  
    View Planting Tips and Care Advice
    Eryngium - Growing Guide
    Herbaceous Plants - Video Collection
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    ERYNGIUM bourgatii 'Picos Amethyst'

    ERYNGIUM bourgatii 'Picos Amethyst'

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    Available from £13.50
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    ERYNGIUM planum

    ERYNGIUM planum

    Blue sea holly
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    View Planting Combinations

    Useful extras...

    Fertilisers & Feeds - Empathy
    Rootgrow mycorrhizal fungi
    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
    Fertilisers & Feeds - Vitax
    Blood, Fish & Bone
    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
    Fertilisers & Feeds - Empathy
    Afterplant - Tomatoes
    AFTER PLANT TOMATO FEED Liquid Concentrate with Bio stimulant is a high potash liquid concentrate containing seaweed extract, plant derived amino acids and other nutrients specifically formulated to benefit tomatoes and greenhouse plants.
    1ltr
    £8.50
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