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 15 products.

Sedum ussuriense 'Turkish Delight'


T&M's own attractive dwarf selection, with deepest burgundy, almost black foliage and carmine-red flower umbels. Stunning in containers, borders or rockeries. Height: 10-15cm (4-6in) More info
    • 1 packet (50 seeds)

    • Despatch: By end of April 2015
    • £2.99

Saponaria ocymoides

Tumbling Ted, Rock Soapwort

Spreading rockery, or paving plant, myriads of ½in pink flowers.

More info
    • 1 packet (25 seeds)

    • Despatch: Within 1 days
    • £0.69

Cerastium tomentosum


 Customer Rating

A low spreading rock plant with silvery leaves, topped by pure white flowers. Easy and attractive, particularly useful for quickly covering sunny banks etc. Each plant having a spread of 60cm (24in). Flowers late spring/summer.

More info
    • 1 packet (320 seeds)

    • Despatch: Within 1 days
    • £0.69