Thompson & Morgan

Important delivery notice
The products on this site are only delivered to UK addresses. If you require delivery to another country please visit one of our other sites below.

Refine Results

Refine by..

Email Newsletter

Sign up to our newsletter

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 36 products.
 

Red Hot Poker 'Traffic Lights'

Kniphofia hirsuta, Torch Lily

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: By end of October 2015
    •  
    • £0.99

Polyanthus 'Gold Laced'

Primula Gold-laced Group

A true stock which is rarely available. 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 (25 polyanthus seeds)

    • Despatch: Within 1 days
    •  
    • £0.99

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: By end of October 2015
    •  
    • £0.69

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').
More info
    • 1 packet (4 snail vine seeds)

    • Despatch: By end of August 2015
    •  
    • £0.99

Canna indica 'T&M Hybrids'

Indian Shot Plant

 Customer Rating
Shades of yellow, red and cream with pretty bronze or green foliage. Sow early.
More info
    • 1 packet (15 canna indica seeds)

    • Despatch: By end of July 2015
    •  
    • £0.99

Aquilegia x hybrida 'Firecracker'

Columbine, Granny's Bonnet

Truly outstanding, with blazing, long-spurred blooms of contrasting orange-red and canary-yellow, complemented by blue-green foliage. Ideal planted en masse, turning borders into an explosion of colour.
More info
    • 1 packet (30 aquilegia seeds)

    • Despatch: By end of October 2015
    •  
    • £3.69

Sunflower maximiliani

Helianthus maximiliani, Maximilian Sunflower

Often known as the Maximilian Sunflower, this attractive species produces masses of golden yellow, 7cm (3") wide blooms all the way up the tall stems, which have a sweet chocolate fragrance. Perennial sunflower Helianthus maximiliani makes a stunning addition to the back of borders and a good late summer food source for both birds and butterflies. Height: 250cm (98"). Spread: 100cm (39").


Companion planting: Try growing sunflowers with chives to deter aphids.


Useful links:

Companion Planting

More info
    • 1 packet (100 sunflower seeds)

    • Despatch: By end of December 2015
    •  
    • £2.69

Oenothera 'Lemon Sunset'

Evening Primrose, Sundrops

 Customer Rating

An exquisite Evening Primrose with beautiful 10cm (4in) soft-yellow flowers that mature by changing to an attractive sunset-red. Ideal for adding height to borders, as well as a delicate evening fragrance to your garden.

Height 90-100cm (36-40in).


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

More info
    • 1 packet (30 oenothera seeds)

    • Despatch: By end of October 2016
    •  
    • £0.69

Pansy 'Tiger Eyes' F1 Hybrid

Viola x wittrockiana

This impressive Viola is no freak of nature, rather the result of an impressive breeding programme. Attractive old-gold petals are inlaid with intricate black veins, contrasting with the fresh, dark green foliage. Create an eyecatching display in borders or containers. Suitable for summer or winter flowering.


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

More info
    • 1 packet (20 pansy seeds)

    • Despatch:
    •  
    • £0.69
    • Out of stock

Achillea filipendulina 'Cloth of Gold'

Fern-leaf Yarrow

Achillea 'Cloth of Gold' is an indispensible border plant, with flat, plate-like, mustard yellow flower heads carried above finely-cut, ferny foliage. This free flowering perennial is undemanding and easy to grow, making a bright splash of summer colour in borders and meadows. Achillea flowers make a charming cut flower and can be dried for everlasting flowers too. Height: 1.5m (59"). Spread: 45cm (18").
More info
    • 1 packet (500 achillea seeds)

    • Despatch:
    •  
    • £0.69
    • Out of stock

Verbascum x hybrida 'Banana Custard'

Mullein, Celsia

A fantastic new Verbascum! Strong, erect spikes literally packed with very large 2in. flowers of brightest, dazzling two-tone yellow. A glowing, valuable back of border, cottage garden plant. Remove spent stems to encourage a second flush of flowers. Height: 150-180cm (5-6ft). More info
    • 1 packet (40 verbascum seeds)

    • Despatch: By end of August 2015
    •  
    • £0.99

Helenium puberulum 'Autumn Lollipop'

Helen's Flower, Rosilla, Helenium puberleum

 Customer Rating

A curious plant for the front of the border. Autumn Lollipop boasts heads of rustic yellow and bronze with a small basal frill of ruffled petals. Highly ornate and also an extremely original cut flower. Height: 60-90cm (24-36in).

More info
    • 1 packet (80 helenium seeds)

    • Despatch:
    •  
    • £0.69
    • Out of stock