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 25 products.
 
Geranium Pratense Purple Haze

Geranium pratense 'Purple Haze'

Hardy Geranium, Meadow Cranesbill

One of the hardy Geranium discoveries of the century! 'Purple Haze' is a stunning plant, producing amazing foliage with a unique bronze-purple hue, a shade rarely seen in hardy Geranium foliage. The leaves are deepest in shade during spring, gradually changing to an attractive deep green with strong purple edging. Even more exciting is the striking contrast of the blooms, perfectly themed in shades of gorgeous violet-mauve. Height: 60-75cm (24-30in).

 More info
    • 1 packet (5 seeds)

    • Despatch: Within 2 Days
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    • £0.99
Oenothera Lemon Sunset

Oenothera 'Lemon Sunset'

Evening Primrose, Sundrops

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 seeds)

    • Despatch: Within 2 Days
    • SAVE £2.20  
    • £2.89 £0.69
Delosperma Floribunda Stardust

Delosperma floribunda 'Stardust'

Ice Plant
 Customer Rating
The perfect plant for that hot, dry spot in your borders or rockeries. Dwarf, shiny, deep green, almost metallic-looking succulent foliage bursts into bloom from mid May. Plants are covered with spectacular lilac-purple flowers flowers with large white centres, flowering until the first frost. Loved by butterflies. Height: 10-15cm (4-6in) More info
    • 1 packet (200 seeds)

    • Despatch: Within 2 Days
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    • £2.29
Echinacea Purpurea Pink Parasol

Echinacea purpurea 'Pink Parasol'

Coneflower
Pink Parasol has stunning, large, deep purplish-pink blooms, with contrasting orange cones standing proudly above strong stems. Each bloom can reach 7-10cm (3-4in) in diameter compared to other varieties only reaching a diameter of 5-7cm (2-3in). Once established, bushy plants produce clusters of stems adding height to your borders, attracting butterflies and beneficial insects to your garden, as well as making dramatic long lasting cut flowers. Height 90-120cm (3-4ft) More info
    • 1 packet (35 seeds)

    • Despatch: Within 2 Days
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    • £2.49
Geranium Pratense Striatum Splish Splash™

Geranium pratense 'Splish Splash™'

Geranium pratense 'Striatum', Hardy Geranium, Meadow Cranesbill

One of the most beautiful, striking and unusual Perennial Geraniums with mauve-blue splashes and flecks on pure white petals, each 3cm (¼in) flower head appearing to be individually designed and painted. A fascinating, rare and prized border plant, coming remarkably true from seed. Flowers summer. Height: 45-75cm (18-30in).

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    • 1 packet (8 seeds)

    • Despatch:
    •  
    • £0.99
    • Out of stock
Verbena Hastata Pink Spires

Verbena hastata 'Pink Spires'

Glandularia, Vervain, Verbena hastata f. rosea

 A stunning Verbena, enhanced by vivid deep pink flowers borne on well branches spikes. Flowers over a very long period. Adds height to borders as well as making a splendid cut flower. Height: 90-120cm (3-4 feet) More info
    • 1 packet (50 seeds)

    • Despatch: Within 2 Days
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    • £2.49
Malva Sylvestris 'Zebrina'

Malva sylvestris 'Zebrina'

Mallow

 An easily raised perennial thriving in sun or part shade and producing strong, erect stems crammed with white to pink flowers with purple, almost black 'flamed' markings. Easy, thriving in most soils. A magnificent display. Flowers all summer. Flowers in first year. More info
    • 1 packet (50 seeds)

    • Despatch: Within 2 Days
    •  
    • £1.49
Echinacea Purpurea Double Decker

Echinacea purpurea 'Double Decker'

Coneflower
A very unusual purple-red flowered variety that produces predominantly single flowers in the first growing season, followed by a high percentage of these visually stunning 'twin' flowers in the second season, with the chance that some may even be fully double. These intriguing flowers grace tall, strong stems and make superb long lasting border perennials, attracting many beneficial insects to your garden. More info
    • 1 packet (20 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
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    • £3.99
Echinacea Purpurea Magnus

Echinacea purpurea 'Magnus'

Coneflower
An outstanding selection of the 'Cone Flower', distinguished by the warm bright colour of its exceptionally large flowers. The slender elegance and formality of its petals give it a style that will add class to larger flower arrangements. In the border it is no less valuable on account of its robust strong stems and general vigour which give 'Magnus' good wind and weather resistance. Flower in their first season from an early sowing. Flowers mid summer to winter. Height 1m (36 inches). More info
    • 1 packet (30 seeds)

    • Despatch: Within 2 Days
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    • £2.99
Gaura Lindheimeri

Gaura lindheimeri

White Gaura, Lindhemier's Beeblossom
Spikes of ¾in white flowers, tinged in pink. Long flowering in the border and as cut flowers. Cannot be sent to Hawaii. More info
    • 1 packet (30 seeds)

    • Despatch: Within 2 Days
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    • £3.29
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
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    • £1.49