Thompson & Morgan

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Perennial & Biennial Seeds

Biennials live for 2 years, whereas perennials live for longer. As a general rule, biennial and perennial seeds should be sown in spring, but some can be sown in autumn as well. Many varieties will self-seed after flowering, giving you even more plants!

We have found 2 products.

Perennial Flower Border Seed Collection (Medium)

A well planned perennial border is a magnificent sight in summer! Flowering year after year, getting bigger each season, hardy perennials represent superb value for money - even more so when you buy perennials from seed. To help you make the most of your borders, we have grouped together varieties by height to help you achieve a balanced display. Height: Up to 75cm (30"). Spread: Up to 45cm (18").

Collection comprises:

  • Mid-height Perennials
  • Astrantia 'Ruby Cloud' (22 seeds) - Large flowers of ruby, tinged in apple green.
  • Echinacea 'Magic Box' (30 seeds) - A stunning colour range and superior garden performance.
  • Penstemon 'Wedding Bells' (50 seeds) - Satin, bell-shaped flowers are carried above glossy, semi-evergreen foliage.
  • Lysimachia atropurpurea (40 seeds) - Many spikes of claret-red, almost black florets - a highly unusual colour in perennials.
  • Silene 'Jack Flash' (15 seeds) - Attractive bright red, starburst blooms borne on slender stems.
More info
    • 5 varieties - 1 packet of each (157 perennial seeds in total)

    • Despatch: By end of July 2015
    • Save £6.36  
    • £16.35 £9.99

Flower Border Seed Mix (Medium)

Fill your borders with colour, grace and elegance. Create an eyecatching display in a sunny border bring colour to your patios or brighten up a dull corner. To help you make the most of your borders or containers, we have grouped together varieties that can be sown in July and August by height to help you achieve a balanced display. In this collection you will receive the following varieties - Astrantia 'Ruby Cloud' (22 seeds), Calendula 'Neon' (100 seeds), Rudbeckia 'Goldsturm' (100 seeds), Lysimachia atropurpurea (40 seeds), Orlaya grandiflora (25 seeds), Echinacea 'Magic Box' (30 seeds). More info
    • 6 varieties - 1 packet of each (317 seeds in total)

    • Despatch: Within 1 days
    • Save £8.24  
    • £18.24 £9.99