Thompson & Morgan

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Perennial & Biennial Plants


In this range you'll find an impressive selection of perennial plants and biennial plants, which are perfect for beginners and experienced gardeners alike. Also known as herbaceous plants, perennial plants live for 2 or more years and flower every year. Biennial plants live for up to 2 years, flowering profusely in their second year before setting seed and dying. Both are great for beds and spring displays and there are many delightful plants to choose from. Use the selections in the left menu to select the right plants for your garden.



We have found 570 products.
 

Gerbera 'Sweet Dreams'

Barberton Daisy, Transvaal Daisy

  • T&M exclusive
  • Bigger and better winter hardy gerberas
  • Three seasons of stunning colour
Growing Gerberas outdoors was virtually inconceivable ten years ago. Now these 2nd generation hardy Gerberas can be grown year round in the border! Gerbera 'Sweet Dreams' produces plenty of cerise pink daisy blooms that are twice the size of other hardy Gerberas, and make fabulous cut flowers. Blooming reliably from June to October, these wonderful clump forming hardy perennials make a big impact in borders and patio containers. Height and spread: 45cm (18").
More info
    • 1 x 7cm potted gerbera plant

    • Despatch: By end of September 2015
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    • £9.99

Hollyhock rosea 'Pleniflora' (Large Plant)

Alcea rosea, Althaea rosea

Hollyhocks are classic cottage garden perennials. They provide spires of ruffled, pompom blooms, which are excellent for adding colour and height to summer borders. Plant Hollyhock 'Pleniflora' at the back of borders where their striking blooms will tower over lower growing plants. Height: 180cm (71"). Spread: 60cm (24").

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

More info
    • 1 x 1 litre potted hollyhock plant

    • Despatch: By end of July 2015
    •  
    • £9.99
    • 2 x 1 litre potted hollyhock plants

    • Despatch: By end of July 2015
    •  
    • £16.99

Mimulus x cultorum 'Major Bees' (Large Plant)

Diplacus, Monkey Flower, Musk

Mimulus are low growing, bushy plants, which are easy to grow, producing many orchid-like flowers from early summer. They love a moist soil, and can cope with waterlogging and growing at the edge of ponds.

Monkey Flowers can be grown in borders or in patio containers, and will flower for longer in a shady corner. Mimulus 'Major Bees' is a distinctive cultivar with golden-yellow, spotted flowers. Height and spread: 50cm (20").

More info
    • 1 x 1 litre potted mimulus plant

    • Despatch: By end of August 2015
    •  
    • £9.99
    • 2 x 1 litre potted mimulus plants

    • Despatch: By end of August 2015
    •  
    • £16.99

Osteospermum 'Snow Pixie' (Hardy)

African Daisy, Cape Daisy

A perfect contrast to its purple-pink coloured cousins, sporting clean, white petals with a golden yellow eye. Versatile and resilient, hardy Osteospermum 'Snow Pixie' will thrive in hot, dry, neglected conditions, yet remains one of longest-flowering plants in the garden! Expect vibrant summer colour and weed suppressing ground cover from this easy to grow, sun loving Cape Daisy. Height: 15cm (6"). Spread: 90cm (36").
More info
    • 3 osteospermum jumbo plug plants

    • Despatch: By end of October 2015
    •  
    • £11.99

Pansy 'Matrix™ Morpheus'

Viola x wittrockiana

This highly acclaimed pansy is one of the most popular in garden centres. The compact sturdy stems are well-branched and hold their vibrant flower heads high, whatever the weather brings to ensure your garden is filled with colour. Easy to grow, Pansy ‘Matrix Morpheus’ is perfect for all your containers and bedding displays. Height and spread: 23cm (9").


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

More info
    • 36 pansy plug plants

    • Despatch: By end of August 2015
    •  
    • £12.99
    • 72 pansy plug plants

    • Despatch: By end of August 2015
    •  
    • £17.99

Fuchsia 'Southgate'

  • New in 2015
Softest pink blooms with pale green tinged sepals make a beautiful colour combination. The fully double blooms and candyfloss colours of Fuchsia 'Southgate' will add a feminine feel to your summer display that will last all summer long. A lovely fuchsia with a lax, semi trailing habit that is well suited to Hanging baskets, window boxes and patio containers. Height and spread: 45cm (18").

Useful links:

How to grow fuchsias


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

More info
    • 5 fuchsia Postiplug plants

    • Despatch: By end of March 2016
    •  
    • £9.99

Gaillardia x grandiflora 'Kobold' (Large Plant)

Blanket Flower, Gaillardia aristata 'Goblin'

An exceptionally long flowering hardy perennial, with flowers from June to September. Gaillardia is a plant that really stands out in the border too! When at their peak of flowering, these plants will be covered in flowers, so much so that you won't see the foliage!

Gaillardia are at their happiest in poor, sandy or stony soils, which is excellent for garden problem areas, and will survive periods of drought. Blanket Flower plants are hardy, and will come back year after year, and are ideal for beginners.Height: 30cm (12"). Spread: 45cm (18").

More info
    • 1 x 1 litre potted gaillardia plant

    • Despatch: By end of August 2015
    •  
    • £9.99
    • 2 x 1 litre potted gaillardia plants

    • Despatch: By end of August 2015
    •  
    • £16.99

Hosta fortunei var. aureomarginata (Large Plant)

Plantain Lily

Hostas are very useful shade-loving plants, which can thrive in moist, damp, dark borders, or difficult, dry shady borders. Plants are quick-growing, clump-forming and the bold leaves are colourful, robust and weatherproof.

Hosta fortunei 'Aureomarginata' has ribbed leaves, in pure green and edged in golden-yellow. During the summer, purple, bell-shaped flowers appear on showy, 90cm (36") stems. Excellent ground cover for shady borders. Height: 55cm (22"). Spread: 100cm (39").

More info
    • 1 x 2 litre potted hosta plant

    • Despatch: By end of July 2015
    •  
    • £9.99
    • 2 x 2 litre potted hosta plants

    • Despatch: By end of July 2015
    •  
    • £16.99

Aquilegia vulgaris var. stellata 'Nora Barlow' (Large Plant)

Granny's Bonnet, Columbine

Aquilegia 'Nora Barlow' is a classic Columbine with the most gorgeous, pompom flowers. A showpiece for the cottage garden border and very easy to grow.

Aquilegia is a carefree perennial for mixed borders or large patio containers. They will grow successfully in sun or shade and are ideal for beginners to gardening. 'Nora Barlow' may look delicate, but it's actually tough, resilient and easy to grow. Height: 90cm (35"). Spread: 40cm (15").

More info
    • 1 x 1 litre potted aquilegia plant

    • Despatch: By end of September 2015
    •  
    • £9.99
    • 2 x 1 litre potted aquilegia plants

    • Despatch: By end of September 2015
    •  
    • £16.99

Foxglove 'Camelot Cream' (Large Plant)

Digitalis purpurea

Foxgloves are the perfect cottage garden plant; and new strain Foxglove 'Camelot Cream' has the traditional appearance of usual wild Foxgloves, but with blooms all around the stem, giving even more impact.

'Camelot' Foxgloves are superior, F1 hybrid quality, and plants will flower in the same year that they are planted. Digitalis are ideal for cottage garden borders, are easy to grow and will last for many years. Height: 120cm (48"). Spread: 45cm (18").

More info
    • 1 x 3 litre potted foxglove plant

    • Despatch: By end of September 2015
    •  
    • £9.99
    • 2 x 3 litre potted foxglove plants

    • Despatch: By end of September 2015
    •  
    • £16.99

Hosta 'Fire and Ice' (Large Plant)

Plantain Lily

A spectacular Hosta with superb reverse variegation. Each leaf of Hosta 'Fire and Ice' has a pristine white centre with a deep green, wavy margin that creates a fabulous colour contrast. Lilac coloured blooms enhance the display throughout July. This striking variety holds an RHS AGM for its garden performance, and is particularly effective at brightening shaded borders. Height: 55cm (22"). Spread: 100cm (39"). More info
    • 1 x 2 litre potted hosta plant

    • Despatch: By end of July 2015
    •  
    • £13.99
    • 2 x 2 litre potted hosta plants

    • Despatch: By end of July 2015
    •  
    • £21.99

Campanula 'Pink Octopus'

Bellflower

  • New in 2015
Japanese lantern buds swell out to burst forth as striking pink-tentacled flowers on this truly unusual variety. Campanula 'Pink Octopus' produces up to 50 of these amazing blooms on each upright branch, fluttering above strong, deeply cut foliage to give two months of summer colour. A unique and interesting low growing perennial for the front of a sunny border. Height: 45cm (18"). Spread: 25cm (10").
More info
    • 3 campanula jumbo plug plants

    • Despatch: By end of September 2015
    •  
    • £13.99
    • 6 campanula jumbo plug plants

    • Despatch: By end of September 2015
    •  
    • £19.99