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 5 products.
 
Centaurea Dealbata

Centaurea dealbata

Cornflower, Bachelor's Buttons
An attractive clump forming lavender pink cornflower, with the unusual characteristic of being perennial and flowering In the first year. Easy to grow. adding height and interest to borders, as well as making a superb border cut flower. Height: 80-90cm (32-36in). First Year Flowering Perennial, flowering in June/July. More info
    • 1 packet (80 seeds)

    • Despatch: Within 2 Days
    •  
    • £1.99
Tropaeolum Speciosum

Tropaeolum speciosum

Flame Nasturtium, Flame Flower, Flame Creeper
Flame Flower. Gorgeous scarlet flowered climber. Climbs to 180-300cm (6-10ft). More info
    • 1 packet (10 seeds)

    • Despatch: Within 2 Days
    •  
    • £3.99
Meconopsis cambrica Double Mixed

Meconopsis cambrica 'Double Mixed'

Welsh Poppy

 Welsh Poppy. An exclusive and rare mix of silky pom-pom blooms in orange, red and yellow. The Welsh Poppy is a breezy perennial for dappled shade, blooming from mid-spring right through to autumn. Occasionally an odd single flower may also appear. More info
    • 1 packet (50 seeds)

    • Despatch: Within 2 Days
    •  
    • £1.49
Delphinium New Zealand Hybrids

Delphinium 'New Zealand Hybrids'

T&M are privileged to offer the results of a rigorous and exciting 11 year breeding programme by a world specialist. The 'New Zealand Hybrids' are a great improvement on the now discontinued Nobleman series. They have been specifically bred for exceptional perennial performance, and are outstanding in borders. The strong flower spikes with maximum, evenly spaced florets make them a great cut flower. Disease resistance is also advanced, offering protection against both powdery mildew and black spot. Add to this the impressive flower form and colour and you have the highest quality Delphiniums ever to be available from seed. T&M's exclusive mixture, known as 'New Zealand F1 Hybrids' offers a sumptuous range of bright blues, soft pinks and the purest whites. Beauty has never before been so freely available from seed . More info
    • 1 packet (12 seeds)

    • Despatch: Within 2 Days
    •  
    • £4.99
Kew : Poppy (Meconopsis) Cambrica Double Mixed

Meconopsis cambrica 'Double Mixed' - Kew Collection Seeds

Welsh Poppy. An exclusive and rare mix of silky pom-pom blooms in orange, red and yellow. The Welsh Poppy is a breezy perennial for dappled shade, blooming from mid-spring right through to autumn. Occasionally an odd single flower may also appear. More info
    • 1 packet (40 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.99