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 18 products.
 

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 (12delphinium seeds)

    • Despatch: Within 1 days
    • SAVE £4  
    • £4.99 £0.99

Hellebore (Purple-flowered Christmas Rose)

Helleborus purpurascens

Rarely offered for sale as seed! This exquisite Helleborus produces clumps of robust, leathery foliage along with many large blooms, flushed in shades of purple, pink and even slate grey!

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    • 1 packet (30 hellebore seeds)

    • Despatch: Within 1 days
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    • £0.99

Snail Vine

Vigna caracalla, Phaseolus caracalla, Snail Flower, Snail Bean, Corkscrew Flower

 Customer Rating
This quick growing, evergreen twining climber is a close relative to the runner bean, grown for its pendants of twisted flowers, like coiled snail shells, up to 5cm (2") across. The fascinating summer flowers are followed by cylindrical green fruits in late autumn. Requiring a minimum temperature of 15°C (59°F), Vigna caracalla is best grown in patio containers that can be moved indoors to a heated greenhouse or conservatory for the winter. Alternatively, grow snail vines outdoors as an annual. Height: 6m (20'). Spread: 2m (6').
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    • 1 packet (4 snail vine seeds)

    • Despatch:
    •  
    • £0.99
    • Out of stock

Tropaeolum speciosum

Flame Nasturtium, Flame Flower, Flame Creeper

Flame Flower. Gorgeous scarlet flowered climber. Climbs to 180-300cm (6-10ft).
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    • 1 packet (10 tropaeolum speciosum seeds)

    • Despatch: Within 1 days
    •  
    • £4.69

Primula capitata 'Noverna Deep Blue'

Asiatic Primrose

First year flowering. Attractive deep blue flower heads, held aloft by intriguing powdery white stems, above contrasting grey-green foliage. Adds an eye-catching display to borders and containers from summer into autumn. Height: 25-30cm (10-12in).
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    • 1 packet (25 primula seeds)

    • Despatch: Within 1 days
    •  
    • £3.19

Wildflower Mixture

An easy to grow mixture providing an abundance of attractive wild flowers to add colour, grace and interest to the garden. Suitable for the flower border or wild area they are also valuable for the butterflies, bees, seed eating birds and insects they will attract. Some plants will flower in the first summer, the rest in spring, summer or autumn the next year. Height: 20-150cm (8in-5ft). Contents include: Birds-Foot Trefoil, Red and White Campion, Dames Violet, Evening Primrose, Musk Mallow, Marjoram, Yellow Melilot, Ragged Robin, Yellow Rocket, Small Scabious, Vervain, Vipers Bugloss and many other. Please Note: Even though wild flowers they should not be scattered in the wild without the authorisation of your local Nature Conservation Trust.

More info
    • 1 packet (1 gram of wildflower seed)

    • Despatch: Within 1 days
    •  
    • £2.99

Tree Peony 'Rockii Mixed'

Paeonia

  • Rarely offered seed
A much sought-after variety. The tissue paper white blooms are splashed with deep burgundy at the base of each petal. There are few plants that can compete with the beauty of a tree peony in full bloom. A mature plant can boast in excess of a hundred exotic blooms, each measuring up to 25cm (10") or more in diameter! These exceptional shrubs are hardy and disease resistant, and will continue to bloom for a lifetime. The exotic flowers of Tree Peony 'Rockii Mixed' are simply breathtaking in borders and make exquisite cut flowers. When grown from seed, tree peonies will reward patient gardeners by blooming 5-7 years from sowing. Height and spread: 150cm (60").

Useful links:

How to plant peonies

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    • 1 packet (5 tree peony seeds)

    • Despatch: Within 1 days
    •  
    • £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
    •  
    • £4.99

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 centaurea seeds)

    • Despatch: Within 1 days
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    • £1.99

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

Hellebore 'Winter Flowering Hybrid Mix Improved'

Helleborus

This mixture of species and hybrids boasts a range of flower and leaf types, even appearing through snow. Flower shades can vary from lime-green, through white, appleblossom pink, to dark maroon, either spotted, speckled or plain Foliage is mid to dark green, leathery with different degrees of dissection. The seed pods are also attractive. These long lived hardy perennials can be grown in the border or as pot plants in the unheated greenhouse, flowering late winter through early spring. A useful addition to the flower arranger when few subjects are available, they reach a height of 30-60cm (12-24in).

More info
    • 1 packet (15 seeds)

    • Despatch: Within 1 days
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    • £4.99

Tacca chantrieri 'Nivea'

Cat's Whiskers, Devil Flower, Bat Plant

This rare white form of the ever popular Bat Plant offers shiny, dark green leaves and in 2-3 years when mature, magnificent white, green veined blooms with long tentacles. A thought- provoking plant for the home or conservatory. More info
    • 1 packet (8 tacca chantrieri seeds)

    • Despatch: Within 1 days
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    • £4.99