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.
 

Red Hot Poker 'Traffic Lights'

Kniphofia hirsuta, Torch Lily

 Customer Rating
An intriguing dwarf red hot poker with unusual red, amber and green flower spikes. First year flowering, adding interest to borders and containers. Height: 30-40cm (12-16in). *Sow Sept/Oct to flower the following season.
More info
    • 1 packet (20 red hot poker seeds)

    • Despatch: Within 1 days
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    • £0.99

Salvia patens

Gentian Sage

A classic border plant, ideal for adding a cool blue drift to your planting schemes. The attractive, large blue hooded florets are borne on erect stems above toothed foliage. First year flowering, blooms throughout the summer into autumn. Height: 45-60cm (18-24in).
More info
    • 1 packet (15 salvia seeds)

    • Despatch: Within 1 days
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    • £0.99

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 malva seeds)

    • Despatch: Within 1 days
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    • £0.99

Dianthus caryophyllus 'Trailing Carnations Mixed'

Wild Carnation

Travelling in the Alpine regions of Europe one is struck by the magnificent and visual impact of their window boxes, hanging baskets, pots, tubs etc. And then we realised that they make liberal use of pendulous carnations adding an extra slant in perspective and design. The colour range is mainly pink and red shades.

Culinary note: Use the clove like tasting petals for adding to cakes, either for flavour or decorating, suitable for soups, salads and sauces too. For more details about edible flowers click here.

More info
    • 1 packet (100 dianthus seeds)

    • Despatch: Within 1 days
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    • £0.99

Primula Candelabra Hybrids

An exciting wide ranging mix of these fascinating Primulas which have spikes of very delicate florets appearing in whorls up the stem in a wide range of colours. Thrives in sun or shade. Height: 30-60cm (12-24in). More info
    • 1 packet (80 primula seeds)

    • Despatch: Within 1 days
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    • £3.99

Aquilegia flabellata var. pumila f. kurilensis 'Rosea'

Columbine, Granny's Bonnet, Dwarf Fan Columbine

Extremely dwarf plants with attractive, nodding, rose-pink and cream flowers against unusual blue-green, fan shaped foliage. This compact Aquilegia is ideal for planting at the front of borders, in containers or alpine gardens where it will self seed to create handsome drifts. Height and spread: 20cm (8"). More info
    • 1 packet (30 aquilegia seeds)

    • Despatch: Within 1 days
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    • £0.99

Dianthus amurensis 'Siberian Blues'

Carnation, Pink

This charming hardy perennial forms neat mounds of blue-grey evergreen foliage that contrast beautifully with the lavender blue flowers. Dianthus amurensis 'Siberian Blue' blooms over a long period throughout summer on resilient, dense plants with a vigorous habit. Perfect for planting in rockeries, alpine troughs and at the front of borders where it will form useful low maintenance ground cover. Height: 38cm (15"). Spread: 30cm (12").

Culinary note: Use the clove like tasting petals for adding to cakes, either for flavour or decorating, suitable for soups, salads and sauces too. For more details about edible flowers click here.

More info
    • 1 packet (100 dianthus seeds)

    • Despatch: Within 1 days
    •  
    • £2.49

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 tropaeolum speciosum seeds)

    • Despatch: Within 1 days
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    • £4.99

Cineraria 'Jester Scarlet'

Pericallis x hybrida, Cineraria cruentus, Cineraria x hybrida, Florists' Cineraria, Senecio x hybridus

A really striking bicolour which is dwarf and uniform in appearance, offering a carpet of scarlet-copper flowers with a distinct pure white centre. Height: 20-25cm (8-10in).

More info
    • 1 packet (25 cineraria seeds)

    • Despatch: Within 1 days
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    • £0.99

Viola x williamsiana 'Sweeties'

Pansy, Viola williamsii

 Customer Rating
The best ever dwarf Viola for containers! A unique mixture of small, attractive bicoloured flowers resembling tiny sweets. Compact plants are smothered in masses of flowers over a very long period, making it ideal for summer or winter flowering bedding displays.

Culinary note: Some parts of these flowers are edible. The crystallised petals are great decorations for cakes and cookies, or they can be added straight to green salads for an injection of colour. For more details about edible flowers click here.

More info
    • 1 packet (25 Viola seeds)

    • Despatch: Within 1 days
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    • £2.99

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 strelitzia seeds)

    • Despatch: Within 1 days
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    • £4.99

Lavender stoechas 'Bandera Purple'

Lavandula stoechas, French lavender

Grow dwarf French Lavender from seed. It's now really easy and cost effective to grow your own exotic French Lavender from seed. What's even better is 'Bandera' is compact, staying at just 20-30cm tall, so would look attractive in terracotta pots on the patio, or as a low hedge. The fragrance is spicy and a little bit addictive! Height and Spread: 20cm (10").,

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

More info
    • 1 packet (12 lavender seeds)

    • Despatch: Within 1 days
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    • £2.99