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 10 products.
 

Poppy (Great Scarlet) - Kew Collection Seeds

Papaver bracteatum, Great Scarlet Poppy, Papaver orientale var. bracteatum

Very imposing, sturdy plants with long, strong stems and large flower buds which break open to reveal huge 20cm (8in) flowers of startling red with black blotches. Plants require no support and ideally should be grown in groups at the back of the border. They look excellent when planted next to Red Hot Poker T&M Hybrids, T&M's Michaelmas Daisy Mixed and Rudbeckias. Flowers early summer. Height 122-152cm (4-5ft). More info
    • 1 packet (100 seeds)

    • Despatch:
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    • £2.29
    • Out of stock

Meconopsis grandis - Kew Collection Seeds

Himalayan Blue Poppy

Sturdy and long lived, with huge flowers 4-5in across of a wonderful blue, shot with violet, on erect stems.
More info
    • 1 packet (20 seeds)

    • Despatch:
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    • £2.99
    • Out of stock

Pansy 'Mello® 21' F1 Hybrid - Kew Collection Seeds

Viola x wittrockiana

 Customer Rating

Mello® 21 has twenty one different shades and bicolours from black through to white. The flowers are an excellent size without being too big, smooth, well rounded, firm and upward facing on compact plants, held clear of the small foliage. A true spring, summer and winter flowering bedding or container pansy. Combining both cold hardy and heat tolerant genetic lines, it features formula mixing of seed to ensure as near as possible a balance of all 21 colours.


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

More info
    • 1 packet (25 seeds)

    • Despatch: Within 3 days
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    • £2.99

Meconopsis cambrica 'Double Mixed' - Kew Collection Seeds

Welsh Poppy

Welsh Poppy. An exclusive and rare mix of silky pom-pom blooms in orange, red and yellow. The Welsh Poppy is a breezy perennial for dappled shade, blooming from mid-spring right through to autumn. Occasionally an odd single flower may also appear. More info
    • 1 packet (40 seeds)

    • Despatch: Within 3 days
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    • £2.99

Penstemon digitalis 'Husker Red' - Kew Collection Seeds

Beard Tongue

A plant collector's item for decades. Husker's Red is an unusual Penstemon offering maroon-red , occasionally bronze-green foliage when grown from seed. This is coupled with contrasting spikes of blushed pink flowers making useful late summer colour for borders.Height: 50-75cm (20-30in).
More info
    • 1 packet (40 seeds)

    • Despatch:
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    • £2.99
    • Out of stock

Campanula lactiflora 'Dwarf Pink' - Kew Collection Seeds

Milky Bellflower

Over the past 5 years, T&M's flower breeders' careful selection, brings you the First Pink of this variety, from seed! Not only an attractive soft pink, a dwarf habit, but also first year flowering. Outstanding garden performance. 12in. high in the first year, growing up to 36in. high the following year.
More info
    • 1 packet (200 seeds)

    • Despatch: Within 3 days
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    • £2.99

Aquilegia 'Sweet Rainbows' - Kew Collection Seeds

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 (15 seeds)

    • Despatch: Within 3 days
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    • £2.99

Dianthus amurensis 'Siberian Blues' - Kew Collection Seeds

Pink

Compact, bushy mounds of bluish evergreen foliage erupt into a sea of mauve-blue flowers in late spring and are the closest yet to a true blue Dianthus. Ideal planted in borders, rockeries and containers, flowering over a long period each summer for many, many years.

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

More info
    • 1 packet (25 seeds)

    • Despatch: Within 3 days
    •  
    • £2.99

Wallflower 'Sunset Mixed' F1 Hybrid - Kew Collection Seeds

Erysimum, Cheiranthus

The first ever F1 Hybrid Wallflower! Attractive dwarf, bushy uniform plants with hybrid vigour makes Sunset Mixed perfect for adding to autumn containers. A colourful range of flowers appear in early spring, filling the air with their delightful Wallflower fragrance. Versatile and undemanding, this short lived perennial tends to be grown as a biennial, and is tough enough to cope in even the poorest of soils. Height: 25-30cm (10-12in). More info
    • 1 packet (20 seeds)

    • Despatch:
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    • £3.69
    • Out of stock

Foxglove 'Milk Chocolate' - Kew Collection Seeds

Digitalis parviflora, Digitalis kishinskyi

A delightful species originating from Spain and Portugal. Produces elegant flower spikes covered in small chocolate trumpets circling each stem and attracting beneficial insects. More info
    • 1 packet (100 seeds)

    • Despatch: Within 3 days
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    • £2.29