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 17 products.
 
Coreopsis Grandiflora Presto

Coreopsis grandiflora 'Presto'

Tickseed
A breeding breakthrough, a true first year flowering perennial Coreopsis, ideal for planting in containers, window boxes or towards the front of borders. Naturally dwarf and compact ball-shaped plants are smothered in double golden yellow blooms all summer. More info
    • 1 packet (40 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.19
Salvia coccinea 'Summer Jewel Red'

Salvia coccinea 'Summer Jewel Red'

Scarlet Sage
  • NEW in 2013
  • Flowers all summer until the first frosts
Applauded by Fleuroselect judges, Salvia coccinea 'Summer Jewel Red' is quicker to flower and more compact than other dwarf salvias. This free flowering variety bears its long lasting scarlet blooms above compact aromatic foliage. Scarlet Sage makes a stunning addition to borders and containers where it will attract pollinating insects to its fiery blooms. Although perennial, Salvia coccinea is half hardy and best treated as an annual in the UK. Height: 45cm (18"). Spread: 30cm (12"). More info
    • 1 packet (30 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.49
Achillea Millefolium Cassis

Achillea millefolium 'Cassis'

Yarrow
Many stems with masses of attractive, intense cherry red flowers, over a very long period. Achillea Cassis is a first year flowering perennial, making an excellent border filler and cut flower. More info
    • 1 packet (70 seeds)

    • Despatch: Within 2 Days
    •  
    • £1.49
Gaillardia x grandiflora 'Arizona Apricot'

Gaillardia x grandiflora 'Arizona Apricot'

Blanket Flower
A spectacular new dwarf Blanket Flower with a long-flowering period and superb garden performance. Flowering in their first year, the golden blooms blushed with apricot sit neatly above uniform, well-branched plants throughout summer and well into autumn. Gaillardia x grandiflora 'Arizona Apricot' is undemanding, providing fabulous colour whatever the weather. Perfect for containers or filling gaps in the front of borders. Height: 30cm (12”). Spread: 45cm (18”). More info
    • 1 packet (20 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.99
Viola X Wittrockiana Padparadja F1

Pansy 'Padparadja' F2 Hybrid

Viola x wittrockiana

 So intense is the effect of its solid orange blooms, it is unlikely there is anything to match it.

Culinary note: Some parts of these flowers are edible. For more details about edible flowers click here.

 More info
    • 1 packet (50 seeds)

    • Despatch: Within 2 Days
    •  
    • £1.49
Agastache hybrida 'Astello Indigo'

Agastache hybrida 'Astello Indigo'

  • NEW in 2013
  • Fleuroselect Gold Medal
Indulge your senses with the fabulous mint-scented flower-spikes of Agastache hybrid ‘Astello Indigo’. The long-lasting, deep blue flower spikes are irresistible to bees and butterflies and make a fabulous addition to borders and containers. This attractive half-hardy perennial is ideal for gravel gardens and wildlife borders, although it is generally grown as an annual in colder areas. Height: 60cm (24"). Spread: 30cm (12").

Culinary note: Some parts of these flowers are edible. For more details about edible flowers click here.

 More info
    • 1 packet (15 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.99
Geum Flore Plena Blazing Sunset

Geum flore-plena 'Blazing Sunset'

Avens
A striking variety from T&M breeding. Classified as a perennial but from an early sowing it acts like an annual! Prolific, early flowering, fully double scarlet flowers up to 50% larger than other varieties, over a long period. Fantastic in the border and cottage garden, and a dazzling cut flower. Fleuroselect Quality Award. More info
    • 1 packet (15 seeds)

    • Despatch: Within 2 Days
    •  
    • £3.99
Gaillardia Anisata Arizona Sun

Gaillardia aristata 'Arizona Sun'

Blanket Flower
Extremely dwarf, compact mound-forming plants become a mass of radiant red and gold large, daisy-like flowers throughout the summer. Flowers very quickly from seed, so makes a useful addition to perennial borders, or will add interest to bedding displays and containers. More info
    • 1 packet (20 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.89
Hollyhock 'Halo Mixed'

Hollyhock 'Halo Mixed'

Alcea rosea, Althaea rosea
 Customer Rating
Colour that’s almost 2 metres high! And now Hollyhocks are even more colourful thanks to new Hollyhock 'Halo Mixed', with its glowing eyes to add contrast. These stunning cottage garden perennials make a beautiful cut flower for a vase indoors and the edible flowers can even be added to salads for an attractive, tasty treat. Recognised by the European Fleuroselect panel of experts with a novelty award too. Height: 180cm (71”). Spread: 60cm (24”).

Culinary note: Some parts of these flowers are edible. For more details about edible flowers click here.

 More info
    • 1 packet (25 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.99
Malva Moschata 'Snow White'

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: Within 2 Days
    •  
    • £1.49
Viola X Wittrockiana Jolly Joker F2

Pansy 'Jolly Joker' F2 Hybrid

Viola x wittrockiana
Jolly Joker, awarded the AAS Medal 1990 and the 1990 Fleuroselect Gold Medal, is probably the most spectacular pansy of its class. The intense orange of its lower petals, contrasts sharply with the deep purple of the upper petals. The effect is both unusual and intriguing. A very versatile and hardy variety which can be sown early for summer flowers or in summer for flowering in autumn and spring and even; in mild winters, through the winter. Height: 15-23cm (6-9in).

Culinary note: Some parts of these flowers are edible. For more details about edible flowers click here.

 More info
    • 1 packet (40 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.99
Dianthus Plumarius Sweetness Mixed

Dianthus plumarius 'Sweetness Mixed'

Pink

A true breakthrough! First year flowering from July to September from an early (February) sowing, producing heavily scented pinks. Dwarf, bushy, spreading plants; ideal for cottage or perennial borders. Easy to maintain - simply trim spent blooms with shears at the end of the season.


Culinary note: Some parts of these flowers are edible. For more details about edible flowers click here.

 More info
    • 1 packet (50 seeds)

    • Despatch: Within 2 Days
    •  
    • £1.99