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 10 products.
 

Gerbera jamesonii 'T&M Mixed' F2 Hybrid

Barberton Daisy, Transvaal Daisy

Fast growing and early to flower, this special T&M blend of large- bloomed gerbera make spectacular house plants. Perfect for the patio in summer and a sunny windowsill or glasshouse during the cooler months, they'll provide months of vibrant colour. The flowers are of the very best quality and make excellent cut flowers. Height: 30-40cm (12-16"). More info
    • 1 packet (30 seeds)

    • Despatch: By end of October 2014
    •  
    • £2.69

Nepeta nervosa 'Blue Moon'

Catmint

A neat, dwarf, bushy, habit, with large dense blue flower spikes, over a very long period. Quick to flower in 12-16 weeks from an April sowing. Ideal for borders and containers. Height: 30-40cm (12-16in).
More info
    • 1 packet (30 seeds)

    • Despatch: By end of October 2014
    •  
    • £2.89

Primula vialii

An utterly different and unique primula. Dainty, eye-catching, kniphofia-like flowerscape with carmine, rose and purple mingled together. Will grow in an open border but best in semi-shade.
More info
    • 1 packet (100 seeds)

    • Despatch: By end of October 2014
    •  
    • £1.49

Malva moschata 'Snow White'

Musk Mallow

Dwarf, compact plants, covered by masses of glistening snow white flowers. Excellent garden performance, flowering over a long period all summer. Ideal for borders or containers. Flowers in first year. Height: 30-38cm (12-15in).
More info
    • 1 packet (40 seeds)

    • Despatch: By end of October 2014
    •  
    • £0.99

Geranium 'Moulin Rouge' F1 Hybrid

Pelargonium, Zonal Geranium, Zonal Pelargonium

Found to be the most outstanding bedding Geranium in T&M's trials. So vigorous, the plants are smothered in large scarlet blooms throughout the season. Sure to give a glorious display. Ideal for bedding or containers.
Although technically perennial, Pelargoniums are only half hardy and therefore normally treated as annuals in the UK. However, with care, they may be overwintered in a frost free greenhouse.
More info
    • 1 packet (6 seeds)

    • Despatch: By end of October 2014
    •  
    • £3.69

Delphinium grandiflorum 'Summer Nights'

Delphinium chinense

Attractive dwarf plants covered in a blanket of dainty midnight-blue flowers. Flowering in their first year from sowing makes them perfect for bedding borders or containers, providing a colourful display over a long summer period.

More info
    • 1 packet (20 seeds)

    • Despatch: By end of October 2014
    •  
    • £0.99

Geranium 'Horizon Coral Spice' F1 Hybrid

Pelargonium x hortorum, Zonal Geranium, Zonal Pelargonium

A gorgeous new warm colour in geraniums. Large, well rounded, bright coral flower heads above lightly zoned foliage. With vigorous performance, it will flower nonstop until first frosts.
Although technically perennial, Pelargoniums are only half hardy and therefore normally treated as annuals in the UK. However, with care, they may be overwintered in a frost free greenhouse.
More info
    • 1 packet (6 seeds)

    • Despatch: By end of October 2014
    •  
    • £0.99

Gaillardia aristata 'Goblin'

Blanket Flower, Gaillardia x grandiflora 'Kobold'

An outstanding variety, which often flowers in the first year from sowing. Mid-height plants produce masses of fiery red blooms surrounded by a ring of rich flame yellow. Can be used as annual bedding, or year after year as a perennial. Excellent for beds and borders; flowers in first year from seed. Height: 30-45cm (12-18in).
More info
    • 1 packet (100 seeds)

    • Despatch: By end of October 2014
    •  
    • £2.99

Short Perennial Mix

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 40cm (16"). Spread: Up to 60cm (24").

Collection comprises:

  • Short Perennials
  • Wallflower 'Tom Thumb' (200 seeds) - Versatile and undemanding, with a very wide colour range.
  • Veronica 'Mixed Colours' (50 seeds) - Many erect spikes, full of tiny flowers.
  • Nepeta 'Blue Moon' (30 seeds) - A neat, dwarf, bushy, habit, with large dense blue flower spikes.
  • Aubrieta 'T&M Mixed Hybrids'(400 seeds) - A large-flowered mix with a rich colour range.
  • Viola 'Rose Shades' (30 seeds) - A delightful bushy, compact and free flowering variety.
More info
    • 5 varieties - 1 packet of each (710 seeds in total)

    • Despatch: By end of October 2014
    • SAVE £4.86  
    • £13.85 £8.99

Perennial Flower Border Seed Collection (Short)

Perennials will fill your borders with colour, grace and elegance for many years with the minimum of maintenance. Some will even flower in their first year. To help you make the most of your borders, we have grouped together varieties by height to help you achieve a balanced display. In this collection you will receive the following varieties - Gaillardia 'Arizona Sun' (20 seeds), Veronica 'Mixed Colours' (50 seeds), Nepeta 'Blue Moon' (30 seeds), Viola Hybrida 'Rose Shades' (30 seeds), Pinks 'Sweetness Mixed' (50 seeds). More info
    • 5 varieties - 1 packet of each (180 seeds in total)

    • Despatch: By end of October 2014
    • SAVE £5.96  
    • £15.45 £9.99