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Biennials

Biennial Seeds

Biennials flower not this year, but next. They are best planted outside in the autumn so they can get well established over the winter.
43 products
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  1. Digitalis purpurea 'Sutton's Apricot'

    Starting at £1.95

    Available as 150 seeds

  2. Alcea rosea 'Giant Single Mixed'

    £1.95

    Available as 50 seeds

  3. Angelica archangelica

    Starting at £1.95

    Available as 100 seeds, 1 x 9cm pot, 3 x 9cm pots

  4. Angelica gigas

    Starting at £5.50

    Available as 20 seeds

  5. Anthriscus and Digitalis Collection

    £5.50

    Available as 2 packets of seed

  6. Anthriscus sylvestris 'Ravenswing'

    £5.50

    Available as 15 seeds

  7. Daucus carota 'Purple Kisses' Mix

    £3.50

    Available as 150 seeds

  8. Dianthus barbatus 'Electron Mix'

    Starting at £2.25

    Available as 200 seeds, 5 seedlings, 10 seedlings

  9. Dianthus barbatus 'Sweet Pink Magic' F1

    £4.50

    Available as 15 seeds

  10. Dianthus barbatus (Nigrescens Group) 'Sooty'

    £2.25

    Available as 1 x 9cm pot

  11. Digitalis purpurea 'Camelot Cream' F1

    £4.50

    Available as 20 pelleted seeds

  12. Digitalis purpurea 'Dalmatian Mixed' F1

    £5.95

    Available as 25 seeds

  13. Digitalis purpurea f. albiflora

    Starting at £1.95

    Available as 340 seeds, 1 x 9cm pot, 3 x 9cm pots

  14. Digitalis purpurea ssp. heywoodii 'Silver Fox'

    £1.95

    Available as 500 seeds

  15. Foxglove Collection

    Starting at £1.95

    Available as 1000 seeds

  16. Matthiola incana 'Pillow Talk'

    Starting at £3.50

    Available as 25 seeds, 1 x 9cm pot, 3 x 9cm pots

  17. Matthiola incana 'Vintage Antique Mix'

    £3.95

    Available as 75 seeds

  18. Onopordum acanthium

    Starting at £5.50

    Available as 30 seeds, 1 x 9cm pot, 3 x 9cm pots

  19. Papaver nudicaule 'Champagne Bubbles Mix' F1

    Starting at £5.95

    Available as 60 seeds, 5 seedlings, 10 seedlings

  20. Papaver nudicaule 'Champagne Bubbles Pink' F1

    £5.50

    Available as 60 seeds

  21. Papaver nudicaule 'Champagne Bubbles White' F1

    Starting at £5.95

    Available as 60 seeds, 5 seedlings, 10 seedlings

  22. Papaver somniferum 'Black Beauty'

    £1.95

    Available as 150 seeds

  23. Papaver somniferum 'Black Single'

    £1.95

    Available as 500 seeds

  24. Papaver somniferum 'Black Swan'

    £2.50

    Available as 1000 seeds

Buy Biennial Seeds

Flowering in their second year, Sarah Raven biennial plants are well worth the wait, and we offer a superb range of high-quality biennial seeds to grow your biennials from the very start. Whether you’re looking for foxgloves, poppies or wallflowers, our wide selection of biennial flower seeds has something for every gardener to grow and love.

All of our seeds are trialled in Sarah’s garden at Perch Hill and selected for their quality. Every order comes with detailed sowing and growing instructions to help you get the most out of your plants. Make sure to sow your biennial seeds in spring or autumn to allow them to get well established over the winter. Take a look at our essential kit for sowing seeds to help make sowing and growing from seed an easy, enjoyable and productive task.

Self-Sowing Biennial Plants

Many biennial varieties will self-sow after flowering, giving you plants for years to come. Browse our range of self-sowing biennials to find the perfect plants for your garden. We also offer a number of our biennials as seedlings, 9cm plants or 2 litre plants. These biennial plants were sown last year and are ready to flower this spring and summer, saving you the wait between sowing and flowering.