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 233 products.
 

Hellebore 'Yellow Spotted'

  • New in 2014
  • The very best hellebores that money can buy

Exquisite cup shaped, pale gold blooms with purple pink markings appear like jewels in dull winter borders. Hellebore ‘Yellow Spotted’ is the essential low maintenance plant for any difficult, shady border where they will form clumps of leathery evergreen foliage for a year round garden presence. These resilient hardy perennials are vigorous and long lived, lasting for 20 years or more. Height and spread: 45cm (18").



Thompson & Morgan inherited the highly-commended hellebore breeding programme of Elizabeth Strangman when she retired and we are immensely proud to carry on her legacy, perfecting the amazing colours and forms of this wonderful perennial.
More info
    • 1 x 9cm potted plant

    • Despatch: By end of May 2014
    •  
    • £13.99

Hellebore 'Pink Spotted'

  • New in 2014
  • The very best hellebores that money can buy

Exquisite cup shaped, pink flecked blooms appear like jewels in dull winter borders. Hellebore ‘Pink Spotted’ is the essential low maintenance plant for any difficult, shady border where they will form clumps of leathery evergreen foliage for a year round garden presence. These resilient hardy perennials are vigorous and long lived, lasting for 20 years or more. Height and spread: 45cm (18").



Thompson & Morgan inherited the highly-commended hellebore breeding programme of Elizabeth Strangman when she retired and we are immensely proud to carry on her legacy, perfecting the amazing colours and forms of this wonderful perennial.
More info
    • 1 x 9cm potted plant

    • Despatch: By end of May 2014
    •  
    • £13.99

Hellebore 'Burgundy'

  • New in 2014
  • The very best hellebores that money can buy

Exquisite cup shaped, claret coloured blooms appear like jewels in dull winter borders. Hellebore ‘Burgundy’ is the essential low maintenance plant for any difficult, shady border where they will form clumps of leathery evergreen foliage for a year round garden presence. These resilient hardy perennials are vigorous and long lived, lasting for 20 years or more. Height and spread: 45cm (18").



Thompson & Morgan inherited the highly-commended hellebore breeding programme of Elizabeth Strangman when she retired and we are immensely proud to carry on her legacy, perfecting the amazing colours and forms of this wonderful perennial.
More info
    • 1 x 9cm potted plant

    • Despatch: By end of May 2014
    •  
    • £13.99

Hellebore 'White'

  • New in 2014
  • The very best hellebores that money can buy

Exquisite cup shaped, pristine white blooms appear like jewels in dull winter borders. Hellebore ‘White’ is the essential low maintenance plant for any difficult, shady border where they will form clumps of leathery evergreen foliage for a year round garden presence. These resilient hardy perennials are vigorous and long lived, lasting for 20 years or more. Height and spread: 45cm (18").



Thompson & Morgan inherited the highly-commended hellebore breeding programme of Elizabeth Strangman when she retired and we are immensely proud to carry on her legacy, perfecting the amazing colours and forms of this wonderful perennial.
More info
    • 1 x 9cm potted plant

    • Despatch: By end of May 2014
    •  
    • £13.99

Lewisia 'Elise Mixed'

  • New in 2014
  • First lewisia to repeat flower throughout summer
Masses of starry flowers in a range of fruity colours, including stripes and picotees adorn slender stems above neat rosettes of fleshy leaves. Traditionally grown as perennials in alpine houses, new breeding has brought us Lewisia 'Elise Mixed' which flowers in its first year, making a bright and attractive annual bedding plant! Winner of a Fleuroselect Gold Medal, these exceptional plants repeat flower throughout summer, lighting up beds, borders, containers and rock gardens. Tolerating heat and drought well, Lewisia is also perfectly happy with cooler temperatures and will overwinter with protection from wet weather. Height: 25cm (10"). Spread: 30cm (12").
More info
    • 24 plug plants

    • Despatch: By end of May 2014
    •  
    • £14.99
    • 48 plug plants

    • Despatch: By end of May 2014
    • Double up 24 to 48 for £5 extra  
    • £29.98 £19.99

Dianthus deltoides 'Arctic Fire'

Maiden Pink

  • New in 2014
  • Ground cover pinks

Long lasting, white jagged-edged petals with a fiery red eye smother this dwarf hardy perennial throughout summer. Dianthus deltoides 'Arctic Fire' forms neat clumps of silver green foliage that makes stunning ground cover and looks superb as a path edging or dotted throughout rockeries. Height: 20cm (8"). Spread: 30cm (12").


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

More info
    • 36 plug plants

    • Despatch: By end of May 2014
    •  
    • £11.99
    • 72 plug plants

    • Despatch: By end of May 2014
    • Double up 36 to 72 for £5 extra  
    • £23.98 £16.99

Echinacea 'Cheyenne Spirit Mixed'

Coneflower

  • New in 2014
  • The first cone flower for bedding plants
This colourful coneflower has a super branching habit that produces many more flowers per plant than other varieties. Its free flowering habit makes Echinacea 'Cheyenne Spirit Mixed' ideal as an unusual bedding plant. This vibrant mix contains a range of sought after colours for a really dazzling display. Like all coneflowers, these Echinacea are also ideal for growing in wildlife gardens and coastal positions. The flowers are great for cutting too! Height: 50cm (20"). Spread: 40cm (16").
More info
    • 12 plug plants

    • Despatch: By end of May 2014
    •  
    • £9.99
    • 24 plug plants

    • Despatch: By end of May 2014
    • Save £4.99  
    • £19.98 £14.99
    • 48 plug plants

    • Despatch: By end of May 2014
    • Double up 24 to 48 for £5 extra  
    • £39.96 £19.99

Gaura lindheimeri 'Sparkle White'

  • New in 2014
This stunning hardy perennial makes a fabulous border plant! Its graceful, slender stems are topped with a flurry of dazzling white, starry blooms that still look fresh and airy at the end of summer. This bushy, clump forming variety has a neat, compact habit that makes it perfect for the front of sunny borders or edging paths as a mini hedge. Once established, Gaura lindheimeri 'Sparkle White' even copes well during periods of drought. Height and spread: 45cm (18").
More info
    • 24 plug plants

    • Despatch: By end of May 2014
    •  
    • £11.99
    • 48 plug plants

    • Despatch: By end of May 2014
    • Double up 24 to 48 for £5 extra  
    • £23.98 £16.99

Nepeta 'Patchwork Mixed'

Catmint

  • New in 2014
  • Mail order exclusive
  • Splashes of colour, perennial too!
A new twist on a classic cottage garden plant! Nepeta ‘Patchwork Mixed’ has neat, compact growth that makes it perfect for summer bedding and patio pots. Catmint is well loved by gardeners and their cats for its sweet, pungent aroma and hazy pink and blue flowers. This hardy little perennial has a loose, relaxed habit that makes it perfect for creating soft, informal displays. Height and spread: 40cm (16").
More info
    • 24 plug plants

    • Despatch: By end of May 2014
    •  
    • £10.99
    • 48 plug plants

    • Despatch: By end of May 2014
    • Double up 24 to 48 for £5 extra  
    • £21.98 £15.99

Dianthus barbatus 'Sweet'

Sweet William

  • New in 2014
  • Summer-flowering Sweet Williams!

Enjoy these delightfully fragrant Sweet Williams all summer long! Clusters of sweetly scented flowers in shades of red, white and purple are borne atop stiff upright stems from June through to September. Superb for cutting for a vase indoors, the vibrant flowers of Dianthus barbatus 'Sweet' are also attractive to bees. Often grown as a biennial, this short lived perennial is ideal for cottage garden beds and borders. Height: 45cm (18"). Spread: 30cm (12").


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

More info
    • 6 plug plants

    • Despatch: By end of June 2014
    •  
    • £5.99
    • 24 plug plants

    • Despatch: By end of May 2014
    •  
    • £11.99
    • 48 plug plants

    • Despatch: By end of May 2014
    • Double up 24 to 48 for £5 extra  
    • £23.98 £16.99

Gentian 'Little Pinkie'

Gentiana

  • New in 2014
  • Mail order exclusive
  • Rare Pink Gentian!
Gentians are well known for their striking blue flowers, so we’re thrilled to be able to offer this stunning magenta-pink gentian! Bred in New Zealand, Gentian 'Little Pinkie' produces its dainty trumpet-shaped flowers above low cushions of semi-evergreen foliage. Ideal for rock gardens, raised beds and containers this charming, low maintenance plant will brighten up your garden from early summer onwards. Height: 15cm (6"). Spread: 20cm (8").
More info
    • 1 jumbo plug plant

    • Despatch: By end of May 2014
    • SAVE £6.00  
    • £11.99 £5.99
    • 3 jumbo plug plants

    • Despatch: By end of May 2014
    • SAVE £10.00  
    • £19.99 £9.99

Geranium 'Summer Sunrise'

Pelargonium

  • New in 2014
  • World exclusive
  • Plant these unique climbing geraniums and grow your plants upwards!
Create a pillar of colour on your patio with this fabulous climbing geranium! Train the long stems onto an obelisk to enjoy a fervent display of double pelargonium flowers as they reach towards the sky. Ivy leaf Geranium ‘Summer Sunrise’ is perfect for creating a spectacular focal point, particularly in smaller gardens where space is at a premium. Height: 120cm (47"). Spread: 45cm (18").
More info
    • 5 jumbo plug plants

    • Despatch: By end of May 2014
    •  
    • £12.99
    • 5 jumbo plug plants + tower

    • Despatch: By end of May 2014
    • Save £7.99  
    • £32.98 £24.99
    • 10 jumbo plug plants

    • Despatch: By end of May 2014
    • Save £7.99  
    • £17.99