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 60 products.
 

Hollyhock 'Halo Mixed'

Alcea rosea, Althaea rosea

 Customer Rating
Colour that's almost 2 metres high! And now Hollyhocks are even more colourful thanks to new Hollyhock 'Halo Mixed', with its glowing eyes to add contrast. These stunning cottage garden perennials make a beautiful cut flower for a vase indoors and the edible flowers can even be added to salads for an attractive, tasty treat. Recognised by the European Fleuroselect panel of experts with a novelty award too. Height: 180cm (71"). Spread: 60cm (24").

Culinary note: try crystallising the flowers for a tasty cake decoration, or use them to make a delicately flavoured syrup to use with puddings. For more details about edible flowers click here.

More info
    • 1 packet (25 hollyhock seeds)

    • Despatch: by Monday
    •  
    • £0.99

Centranthus 'Star Ruber Mixed'

Valerian, Red Valerian, Pretty Betsy

A beautiful border plant beloved by bees and butterflies. Mixture contains three colours: rose, white and maroon. Plants are lightly fragrant, long flowering and may also be used as a cut flower.
More info
    • 1 packet (100 centrantus seeds)

    • Despatch: by Monday
    •  
    • £0.99

Lupin 'Tutti Frutti'™

Lupinus

The highest quality Lupin ever grown from seed! T&M flower breeders have done it again! Many years of breeding and selection have now given us this stunning new Lupin Tutti Frutti™. Never before has there been a Lupin with as high a quality flower spike from seed. Normally, to get this quality, you would have to buy expensive cutting raised plants. Not only has Tutti Frutti™ been bred for its many large, top quality flower spikes on each plant, but it is also first year flowering from seed. Tutti Frutti™ has also been specially selected for its mouthwatering range of attractive bicoloured flowers, in many different colour tones, many never seen before. This spectacular mixture is sure to add height, character and interest to the borders in your garden. T&M is offering a unique opportunity to grow this high quality Lupin selection at a fraction of the cost of cutting raised plants.
More info
    • 1 packet (40 lupin seeds)

    • Despatch: by Monday
    •  
    • £2.99

Pansy 'Mello® 21' F1 Hybrid

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. The crystallised petals are great decorations for cakes and cookies, or they can be added straight to green salads for an injection of colour. For more details about edible flowers click here.

More info
    • 1 packet (30 pansy seeds)

    • Despatch: by Monday
    •  
    • £0.99

Penstemon cobaea 'Wedding Bells'

A first year flowering perennial, Penstemon cobaea 'Wedding Bells' combines some of the best penstemons from T&M's own breeding programme. Satin, bell-shaped flowers in a variety of bright colours and patterns are carried over a particularly long flowering period, above glossy, semi-evergreen foliage. A fantastic alternative to Antirrhinums (snapdragons) in annual bedding schemes, these compact penstemon plants boast large flowers and superb weather resistance. Easy to maintain, these hardy perennials are also attractive to bees. Height: 50cm (18"). Spread: 45cm (18").

Useful links:

Gardening news: Move over marigolds... new bedding plants fly in the face of tradition

More info
    • 1 packet (50 penstemon seeds)

    • Despatch: by Monday
    •  
    • £2.49

Foxglove 'Excelsior Hybrid Mixed'

Digitalis purpurea

A most effective and spectacular strain of Foxgloves superb for shady shrub and tree areas, back of borders and excellent for cut flowers. They can really bring the early summer garden alive! Flowers early summer. Height 5ft.
More info
    • 1 packet (2500 foxglove seeds)

    • Despatch: by Monday
    •  
    • £2.29

Pansy 'Petite Mixed' F1 Hybrid

Viola x wittrockiana

 Customer Rating
T&M believe that this is The Best Winter Flowering Pansy! Earlier and more floriferous than many old favourites, with the widest colour spectrum imaginable. Very dwarf, compact plants, flowering over a long period in borders and containers. Height: 15-23cm (6-9in).

Culinary note: Some parts of these flowers are edible. The crystallised petals are great decorations for cakes and cookies, or they can be added straight to green salads for an injection of colour. For more details about edible flowers click here.

More info
    • 1 packet (35 pansy seeds)

    • Despatch: By end of August 2016
    •  
    • £3.99

Calceolaria 'Sunset Mixed'

Slipper Flower, Pocketbook Plant, Pouch Flower, Slipperwort

Three stunning colours for summer bedding and containers, including copper-orange and red, rich-red, yellow and scarlet. Bushy habit with lots of short stemmed flowers over a long period. Frost hardy. Early sowing recommended.

Height: 15-20cm (6-8in)

More info
    • 1 packet (35 calceolaria seeds)

    • Despatch: by Monday
    •  
    • £0.99

Aquilegia x hybrida 'Crown Jewels Mixed'

Columbine, Granny's Bonnet

The modern art of breeding, with some help from Mother Nature, has created this stunning new blend. A mixture of single, double, pompom, clematis flowered, long spurred and bicolour blooms aloft an equally diverse mixture of green, gold, bronze and silver edged foliage types. Plants may even throw up more new exciting types as they further hybridise!
More info
    • 1 packet (20 aquilegia seeds)

    • Despatch: by Monday
    •  
    • £0.99

Viola x williamsiana 'Floral Powers Mixed' F1 Hybrid

Pansy

This delightful mixture of very bushy and free-flowering plants is proving to be one of the best viola introductions in recent years. Out-flowering all other varieties, Viola Floral Powers Mixed has large blooms and, as its name suggests, fabulous 'flower power'. Early to bloom in a wonderful range of colours and performing well in borders, containers and baskets.


Culinary note: Some parts of these flowers are edible. The crystallised petals are great decorations for cakes and cookies, or they can be added straight to green salads for an injection of colour. For more details about edible flowers click here.

More info
    • 1 packet (25 Viola seeds)

    • Despatch: by Monday
    •  
    • £0.99

Geranium 'Reflections'

Hardy Geranium, Cranesbill

An increasingly popular cottage garden and border plant now available from seed in this exclusive designer mixture. Only large flowered, border varieties have been selected in shades of blue, purple, pink and white, including 'Splish Splash'T, a striking blue and white bicolour. Without doubt the cheapest way to grow a wonderful range of colours. Flowers early to mid summer. Heights range from 30-60cm (12-24in). More info
    • 1 packet (10 geranium seeds)

    • Despatch: by Monday
    •  
    • £0.99