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.


For beautiful summer flowers browse our range of annual plants.



We have found 10 products.
 

Helenium 'Moerheim Beauty' (Large Plant)

Helen's Flower, Sneezeweed

Don't get caught out with a colour-less, late summer garden - Helenium actually flower much later in the summer, so are excellent for extending the season of colour! Helenium ‘Moerheim Beauty' is a choice variety, with copper-red flowers.

This hardy perennial is loved by bees and butterflies, and is the proud holder of an RHS Award of Garden Merit, so comes highly recommended as a reliable garden plant. Sneezeweed is tall, and is great for filling gaps in borders and adding height. It looks particularly good with grasses. Height: 90cm (36"). Spread: 60cm (24").

More info
    • 1 x 3 litre potted helenium plant

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

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

Lupin 'The Page' (Large Plant)

Lupinus

Lupins are cottage garden favourites with colourful, often two-toned, strong flower spikes. Plants are undemanding, and give a long flowering period and excellent garden performance in sun or shade.

Lupin ‘The Page' is a particular favourite, with blooms in 2 distinct shades of red. Those flower spikes are invaluable in the early season herbaceous border, as the display begins in June each year. Height: 1.2m (3.9') Spread: 60cm (24").

More info
    • 1 x 2 litre potted lupin plant

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

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

Geum 'Mrs J. Bradshaw' (Large Plant)

Avens

Well loved and consistently popular, Geum ‘Mrs J. Bradshaw' bears flame-red, semi-double blooms on thin wiry stems. This compact, hardy perennial is easy to grow and provides long-lasting summer colour at the front of borders. Geum flowers also make a dazzling and unusual addition to cut flower arrangements. Height and spread: 60cm (24"). More info
    • 1 x 2 litre potted geum plant

    • Despatch: By end of March 2016
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    • £9.99
    • 2 x 2 litre potted geum plants

    • Despatch: By end of March 2016
    •  
    • £16.99

Cosmos atrosanguineus 'Spellbound' (Large Plant)

Bidens atrosanguinea, Chocolate Plant

A particularly striking Chocolate Cosmos with rich maroon daisy-like flowers and a seductive chocolate fragrance. Cosmos atrosanguineus 'Spellbound' is a choice half-hardy perennial for a sunny border, and well loved by pollinating insects. Plant it among other perennials to support its stems Ð it associates beautifully with hot fiery colours. Although perennial, the Chocolate plant is often grown as an annual in the UK, but can easily be over-wintered if grown in containers and kept in frost free conditions. Height and Spread: 60cm (24"). More info
    • 1 x 2 litre potted cosmos plant

    • Despatch: By end of September 2015
    •  
    • £12.99
    • 2 x 1 litre potted cosmos plants

    • Despatch:
    •  
    • £12.99
    • Out of stock
    • 2 x 2 litre potted cosmos plants

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

Sedum 'Herbstfreude' (Large Plant)

Sedum spectabile 'Autumn Joy', Stonecrop

Sedum are a magnet for butterflies in the garden; and are reliable, hardy and always colourful! Sedum 'Herbstfreude' forms a clump, with drought tolerant, fleshy foliage, and pink autumn blooms.Sedum plants are most at home in hot, sunny borders, and require zero maintenance, so are ideal for beginners. Their autumn flowering period is useful for extending the season of interest in the garden. Height and Spread: 60cm (24"). More info
    • 1 x 1 litre potted sedum plant

    • Despatch: By end of August 2015
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    • £7.99
    • 2 x 1 litre potted sedum plants

    • Despatch: By end of August 2015
    •  
    • £12.99

Salvia x jamensis 'Hot Lips'

Sage

Spice up your summer patio pots with Salvia 'Hot Lips'. Naturally bushy plants boast eye-catching flower spikes with open-mouthed, bicolour blooms. In particularly hot weather look out for individual flowers in solid red or solid white. The aromatic foliage has a fine blackcurrant fragrance that only adds to its charm. This showy ornamental sage is perfect for cottage garden borders and containers, or incorporated into bedding schemes for a vibrant summer display. Although perennial, this half hardy Salvia will appreciate some protection from winter weather. Height: 90cm (35"). Spread: 60cm (24"). More info
    • 5 salvia Postiplug plants

    • Despatch:
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    • £9.99
    • Out of stock
    • 10 salvia Postiplug plants

    • Despatch:
    • SAVE £4.99  
    • £19.98 £14.99
    • Out of stock

Red Hot Poker 'Fire Dance' (Large Plant)

Kniphofia, Torch Lily

The Red Hot Poker is instantly recognisable. This reliable perennial is an old favourite for mixed herbaceous borders. Kniphofia 'Fire Dance' is a particularly useful selection, as it's extremely cold hardy. The scarlet and yellow blooms rise above dense clumps of evergreen foliage in summer.Plants also prove remarkably rabbit proof and these robust plants are loved by bees and butterflies too. Height: 50cm (20") Spread: 60cm (24"). More info
    • 1 x 1 litre potted red hot poker plant

    • Despatch:
    •  
    • £9.99
    • Out of stock
    • 2 x 1 litre potted red hot poker plants

    • Despatch:
    •  
    • £16.99
    • Out of stock

Salvia x jamensis 'Hot Lips' (Large Plant)

Salvia microphylla 'Hot Lips'

Spice up your summer patio pots with Salvia ‘Hot Lips'. Naturally bushy plants boast eye-catching flower spikes with open-mouthed, bicolour blooms. In particularly hot weather look out for individual flowers in solid red or solid white. The aromatic foliage has a fine blackcurrant fragrance that only adds to its charm. This showy ornamental sage is perfect for cottage garden borders and containers, or incorporated into bedding schemes for a vibrant summer display. Although perennial, this half hardy Salvia will appreciate some protection from winter weather. Height: 90cm (35"). Spread: 60cm (24"). More info
    • 1 x 2 litre potted salvia plant

    • Despatch:
    •  
    • £9.99
    • Out of stock
    • 2 x 2 litre potted salvia plants

    • Despatch:
    •  
    • £16.99
    • Out of stock

Poppy 'Beauty of Livermere' (Large Plant)

Papaver orientale, Oriental Poppy

Bright red blooms with black centre markings create a boisterous display that will certainly grab the limelight! The solitary papery blooms of Poppy 'Beauty of Livermere' perch on slender, hairy stems that sway above neat clumps of downy foliage. Although the flowers are relatively short-lived, this hardy Oriental Poppy brings late summer interest to borders with its large pepper pot seedheads. This well known variety is a must have for cottage garden borders and wildlife areas where it will attract plenty of pollinating insects. Height: 90cm (35"). Spread: 60cm (24"). More info
    • 1 x 1 litre potted papaver plant

    • Despatch: By end of March 2016
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    • £9.99
    • 2 x 1 litre potted papaver plants

    • Despatch: By end of March 2016
    •  
    • £14.99

Penstemon 'Etna' (Large Plant)

Part of the ‘Volcano’ series, Penstemon ‘Etna’ bears bell-shaped crimson-pink flowers with streaked, white throats. The upright stems are clothed in narrow, green foliage, remaining semi-evergreen in sheltered locations. This eye-catching hardy perennial has a neat, bushy habit that works well towards the front of borders. Height and spread: 60cm (24"). More info
    • 1 x 1 litre potted penstemon plant

    • Despatch: By end of May 2016
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    • £9.99
    • 2 x 1 litre potted penstemon plants

    • Despatch: By end of May 2016
    •  
    • £14.99