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  • OENOTHERA speciosa 'Siskiyou'
    OENOTHERA speciosa 'Siskiyou'
    © Burncoose Nurseries, all pictures for illustrative purposes only.
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    OENOTHERA speciosa 'Siskiyou' OENOTHERA speciosa 'Siskiyou' OENOTHERA speciosa 'Siskiyou' OENOTHERA speciosa 'Siskiyou'
    >

    OENOTHERA speciosa 'Siskiyou'

    Commonly known as Evening primrose, Sundrops

    Rose pink flowers shading to white centre and greenish throat
    plant size comparison icon
    1 to 1.5 Litre   - Click to view photo
    Delivery Information
    Available again from summer 2026
    £14.00 each 
    MULTIBUY SAVING
    Any 3+ for £12.00 each
    Available again from summer 2026 - Could be any time, June through to end August. 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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      Jan
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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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      Oct
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      Nov
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    • Good to know
      Blooms open during the day, unlike some other evening primroses. Can be invasive. Wildlife plant - insects, butterflies.
    • Pests & Diseases
      Slugs, leaf spot, root rot in wet, heavy soil
    • Place of origin
      Southwestern USA to Mexico
    • Shades of pink
      All shades of pink through to Carmine (red)
      Rose pink shading to white
    • Saucer-shaped
    • Border
      Suitable for a mixed or herbaceous border
    • Cottage garden
    • Fully hardy
    • Height
      30cm (12in)
    • Spread
      30cm (12in)
    • Herbaceous
      Perennial. Oblong-lance-shaped, mid green leaves 2.5-5cm (1-2in) long.
    • Hardy - very cold winter
      Hardy in all of UK and northern Europe. Plant can possibly withstand temperatures down to -20°C (-4°F)
    • Scented flowers
    • Summer Seasonal Interest
    • Fertile moist well-drained soil
    • Full sun
    • Partial shade
    • Bee friendly
    • Mature Size
      30cm (12in)
      Herbaceous - guide for size not form Hand Trowel
        30cm (12in)
       
    View Planting Tips and Care Advice
    Oenothera - Care Guide
    View Customers Also Bought

    Useful extras...

    Fertilisers & Feeds - Vitax
    A useful fertiliser suitable for use on a wide variety of plants. Q4 provides all the nutrients and trace elements essential for vigorous growth, abundant flowering and ripening of fruit.
    0.9 kg
    £6.00
    Unavailable
    2.5 kg
    £13.00
    Unavailable
    4.5 kg
    £25.00
    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 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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