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.


For beautiful summer flowers browse our range of annual plants.



We have found 9 products.
 

Red Hot Poker 'Fire Dance' (Large Plant)

Kniphofia

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").

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 1 litre potted red hot poker plant

    • Despatch: Within 28 days
    •  
    • £12.99
    • 2 x 1 litre potted red hot poker plants

    • Despatch: Within 28 days
    •  
    • £19.99

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").

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 2 litre potted salvia plant

    • Despatch: Within 28 days
    •  
    • £9.99
    • 2 x 2 litre potted salvia plants

    • Despatch: Within 28 days
    •  
    • £16.99

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").

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 1 litre potted papaver plant

    • Despatch: By end of January 2017
    •  
    • £9.99
    • 2 x 1 litre potted papaver plants

    • Despatch: By end of January 2017
    •  
    • £14.99

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").

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 2 litre potted helenium plant

    • Despatch: Within 28 days
    •  
    • £14.99
    • 2 x 2 litre potted helenium plants

    • Despatch: Within 28 days
    •  
    • £24.99

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").

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 2 litre potted lupin plant

    • Despatch: Within 28 days
    •  
    • £9.99
    • 2 x 2 litre potted lupin plants

    • Despatch: Within 28 days
    •  
    • £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").

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 2 litre potted geum plant

    • Despatch: Within 28 days
    •  
    • £9.99
    • 2 x 2 litre potted geum plants

    • Despatch: Within 28 days
    •  
    • £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 - 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").

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 2 litre potted cosmos plant

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

    • Despatch:
    •  
    • £19.99
    • Out of stock

Sedum 'Herbstfreude' (Large Plant)

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").

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 1 litre potted sedum plant

    • Despatch:
    •  
    • £7.99
    • Out of stock
    • 2 x 1 litre potted sedum plants

    • Despatch:
    •  
    • £12.99
    • Out of stock

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").

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 1 litre potted penstemon plant

    • Despatch:
    •  
    • £9.99
    • Out of stock
    • 2 x 1 litre potted penstemon plants

    • Despatch:
    •  
    • £14.99
    • Out of stock