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 14 products.
 
Dianthus barbatus 'Kaleidoscope Mixed'

Dianthus barbatus 'Kaleidoscope Mixed'

Sweet William
  • NEW in 2013
  • RHS Perfect for Pollinators
A cottage garden favourite with an unusual colour twist! This beautiful Sweet William produces large heads of pretty pink flowers that gradually mature to white, creating a delightful bicolour effect. Sweet William ‘Kaleidoscope’ is highly scented with multi branching stems that make it superb for cutting. Often grown as a biennial, this short lived perennial is ideal for borders, beds and containers, and will even flower in the same year if sown early. 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 (40 seeds)

    • Despatch: Within 2 Days
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    • £0.99
Dianthus Plumarius Sonata

Dianthus plumarius 'Sonata'

Pink
Flowering all summer with very double, fragrant classic cottage garden pinks. Flowers 16-18 weeks from sowing.

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

 More info
    • 1 packet (30 seeds)

    • Despatch: Within 2 Days
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    • £0.99
Aquilegia Sweet Rainbows

Aquilegia 'Sweet Rainbows'

Columbine, Granny's Bonnet
A breeding breakthrough! The result of merging a full range of top quality Aquileglas, all selected for form, colour and the best fragrance. Ideal for adding sweet scentsation to any border. More info
    • 1 packet (20 seeds)

    • Despatch: Within 2 Days
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    • £2.99
Freesia Tetraploid Super Giant Mixed

Freesia tetraploid 'Super Giant Mixed'

Large sweetly scented blooms on wiry sterns ideal for cut flowers. A vigorous, early and productive strain. More info
    • 1 packet (25 seeds)

    • Despatch:
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    • £1.49
    • Out of stock
Matthiola Incana Brompton Stocks Dwarf Mixed

Stock 'Dwarf Mixed' (Brompton Stocks)

Matthiola incana, Gillyflower
 Customer Rating
Upright bushy, early flowering biennials producing gloriously scented flowers in a good colour range which are splendid for cutting. Flowers early summer. Height 18in. More info
    • 1 packet (100 seeds)

    • Despatch: Within 2 Days
    •  
    • £1.99
Dianthus Plumarius Ipswich Pinks Mixed

Dianthus plumarius 'Ipswich Pinks Mixed'

Pink

 Ipswich Pinks were made famous by Joseph Sangster, the breeder and proprietor of T&M from 1913-52. They create a solid mass of colour in pinks, reds, bicolours and white, above blue foliage that is close and tightly knit. Ground smothering weed suppressors, they remain evergreen (blue). Floriferous and fragrant, they are welcome cut flowers and a necessity for the cottage garden, border or rock garden, being also suitable for edging or walls. A hardy perennial, they grow to a height of 23cm (9in) and can spread 60-70cm (24-30in). Flowering extends from late spring till the end of summer.

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

 More info
    • 1 packet (75 seeds)

    • Despatch: Within 2 Days
    •  
    • £1.49
Dianthus Superbus Crimsonia

Dianthus superbus 'Crimsonia'

Pink
Deliciously fragrant! Rich crimson, deeply-cut, large fringed petals, filling the air with their sweet perfume. A first year flowering perennial, which Is very hardy, neat and compact, with outstanding garden performance. Ideal in borders, containers or as a cut flower. Height: 38-50cm (15-20in).

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

 More info
    • 1 packet (200 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.69
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
Dianthus Barbatus Indian Carpet Mixed

Dianthus barbatus 'Indian Carpet Mixed'

Sweet William
A dwarf compact variety with a very wide colour range and excellent for bedding. It can be treated either as a biennial or as a half hardy annual to produce flowers the same season usually in around 10 weeks from sowing. Flowers early summer. Often grown as a biennial, this short lived perennial is ideal for cottage garden borders, beds and containers. Height 6in.

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

 More info
    • 1 packet (400 seeds)

    • Despatch: Within 2 Days
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    • £2.09
Dianthus Barbatus Nigrescens Sooty

Dianthus barbatus nigrescens 'Sooty'

Sweet William
Supremely different to other Sweet Williams with 7cm (2½in) fragrant blooms of deepest maroon-chocolate on red stems and mid green foliage which matures to metallic mahogany. Stunning cut flower and border plant. Often grown as a biennial, this short lived perennial is ideal for cottage garden borders, beds and containers. Height: 30-38cm (12-15in).

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

 More info
    • 1 packet (75 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.49
Verbena Rigida (Venosa)

Verbena rigida

Verbena venosa, Veined Verbena, Glandularia
Dense 5cm (2in) clusters of purple fragrant flowers and dark green leaves. Adds height and interest to bedding displays. Lift tubers in autumn. Height: 30-60cm (1-2ft). More info
    • 1 packet (150 seeds)

    • Despatch: Within 2 Days
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    • £2.19
Stock Sweetly 'Scented Mixed' - Part of the Alan Titchmarsh Collection

Stock 'Sweetly Scented Mixed' - Part of the Alan Titchmarsh Collection

Matthiola incana, Gillyflower
 
  • NEW in 2013
I find the fragrance of stocks a bit addictive, I must admit! Sow Stock 'Sweetly Scented Mixed' this year for blooms next spring with daffodils and tulips; create a cocktail of fragrance and colour. Height: 45cm (18"). Spread: 35cm (14"). More info
    • 1 packet (200 seeds)

    • Despatch: Within 2 Days
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    • £1.69