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 3 products.

Echium pininana

Tower of Jewels, Giant Viper's Bugloss, Tree Echium, Echium pinnifolium

 Customer Rating

No wonder this is also called Tower of Jewels or 'Pride of Tenerife! Exceptionally tall flower spikes packed with either rose or purple-blue flowers, interspersed with silver-green lanceolate leaves.

More info
    • 1 packet (25 echium seeds)

    • Despatch: Within 1 days
    • £3.99

Cynara cardunculus


 Customer Rating
The ripening seed heads of Cynara cardunculus are a fantastic combination of bronzes and golds. The stems are thick and sturdy, the foliage is large, serrated and silver and in its own right presents an imposing border plant for most of the year.
More info
    • 1 packet (18 cynara seeds)

    • Despatch: Within 1 days
    • £0.99

Strelitzia reginae (Dwarf) - Exotic Seed Collection

Bird of Paradise

Unparalleled beauty of colour and form. Fantastic, exotic flowers justly famous. Grow them in your own greenhouse. One of the most rewarding of plants, it will take quite a bit of abuse and careless handling. Flowers spring. Height: 60-90cm (24-36in). More info
    • 1 packet (4 seeds)

    • Despatch: Within 1 days
    • £4.99