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, perennials live for 2 or more years and flower every year. Biennial plants 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 15 products.
 

Poppy 'Plum Pudding'

Papaver orientale, Oriental Poppy
  • NEW in 2013
  • World Exclusive
  • Best in class for oriental poppies
  • T&M's own breeding
From T&M’s own breeding programme comes this superb Oriental poppy. Beautiful tissue-like blooms in a rich shade of plum-pink appear from June, and often give a second display later in the summer. The strong stems and non-fading flowers are longer lasting than most varieties, making this a significant improvement on the popular variety ‘Patty’s Plum’. By late summer Poppy ‘Plum Pudding’ produces attractive seed heads that make an eye catching feature in wildlife or cottage garden borders. Height: 75cm (30"). Spread: 60cm (24").

Useful links:

Read more on our blog: Another Plant of the Year award for T&M?

 More info
    • 12 plugs

    • Despatch: By end of March 2014
    •  
    • £9.99
    • 24 plugs

    • Despatch: By end of March 2014
    • SAVE £4.99  
    • £19.98 £14.99
Alstroemeria Planet Mixed

Alstroemeria 'Planet Mixed'

Peruvian Lily
  • Non-stop flowering from June to November
  • Best in class for alstroemeria
  • Order early for best results
Gain months of pleasure year after year with the astounding lily-like blooms of Alstroemeria ‘Planet Mixed’. These hardy, compact perennials are so easy to grow; just perfect for adding a bright splash of late summer colour to cottage garden borders and patio containers. Alstroemeria flowers are excellent for cutting, so you can enjoy a few stems in a vase indoors too. Height: 75cm (30”). Spread: 60cm (24”). More info
    • 5 bareroot plants

    • Despatch: By end of November 2013
    •  
    • £14.99
    • 10 bareroot plants

    • Despatch: By end of November 2013
    • SAVE £9.99  
    • £29.98 £19.99
Tesco Clubcard - Rare Himalayan Blue Poppy

Meconopsis 'Lingholm' - Part of the Alan Titchmarsh Collection

Himalayan Blue Poppy
 
 Customer Rating
A perennial wow factor for a difficult, damp shady corner. I just love the indescribable blue colour of Meconopsis blooms; once seen, never forgotten! This specially selected strain acts as a perennial too, lasting in the garden for many years. Height: 75cm (30”). Spread: 50cm (20”). More info
    • 2 jumbo plugs

    • Despatch: By end of March 2014
    •  
    • £12.99
    • 4 jumbo plugs

    • Despatch: By end of March 2014
    •  
    • £13.99
Alstroemeria 'Rock 'n' Roll'

Alstroemeria 'Rock 'n' Roll'

Peruvian Lily
  • Mail order exclusive
  • Flowers until November
Ten years of breeding by Australia's leading specialists have produced this unusual new Alstromeria with amazing variegated foliage. This fantastic Peruvian Lily grows just as well in sun as in shade, with no burning of the creamy foliage. Alstroemeria ‘Rock ‘n’ Roll’ is super hardy, withstanding temperatures down to -10°C (14F). Perfect for borders and patios where it will flower continuously throughout summer, producing beautiful stems that are ideal for cutting. Height: 75cm (30”). Spread: 60cm (24”). More info
    • 1 jumbo plug

    • Despatch: By end of June 2013
    •  
    • £12.99
    • 3 jumbo plugs

    • Despatch: By end of June 2013
    • SAVE £19.98  
    • £38.97 £18.99
Alstroemeria 'Perfect Blue'

Alstroemeria 'Perfect Blue'

Peruvian Lily
  • NEW in 2013
The exquisite mauve-blue flowers of this stunning Peruvian Lily are a sight to behold in summer. Just one plant will easily fill a 30cm (12") container with colour from June to October. Alstroemeria ‘Perfect Blue’ is a modern hybrid which seems to be even longer lasting than the older varieties. This unusual cultivar holds an RHS AGM for its exceptional garden performance and comes highly recommended. Try adding some of its upright stems to a cut flower arrangement indoors for a particularly eye-catching display. Height: 75cm (30"). Spread: 60cm (24"). More info
    • 1 x 7cm potted plant

    • Despatch: By end of June 2013
    • SAVE £6.00  
    • £12.99 £6.99
    • 3 x 7cm potted plants

    • Despatch: By end of June 2013
    • SAVE £24.99  
    • £38.97 £13.98
Astrantia 'Roma'

Astrantia 'Roma'

Hattie's Pincushion,Masterwort
  • Tough perennial star flower
Pretty pincushion flowers in a delicate shade of pink, rise above loose clumps of attractive glossy foliage. Often seen in cottage garden borders, Astrantia major ‘Roma’ also thrives in the moist soil at a woodland edge or beside a pond or stream. The understated blooms, surrounded by papery outer bracts, are ideal for cutting for a delicate fresh or dried flower arrangement. Height: 75cm (30"). Spread: 45cm (18"). More info
    • 3 bareroot plants

    • Despatch: By end of November 2013
    •  
    • £11.99
    • 6 bareroot plants

    • Despatch: By end of November 2013
    • SAVE £3.99  
    • £23.98 £19.99
Alstroemeria 'Indian Summer'

Alstroemeria 'Indian Summer'

Peruvian Lily
  • Flowering for 6 months
You’ll love the beautifully coloured flowers of Alstroemeria ‘Indian Summer’ set against unique rich, bronze foliage. These hardy Peruvian Lilies are compact with an upright habit, ensuring that stems are still a good length for cutting. The perfect perennial for borders and patio containers where it will flower continuously from June to November. Height: 75cm (30”). Spread: 60cm (24”).

Useful links:

Read Michael Perry's blog: Make a change to your plant choices - 3

 More info
    • 1 x 5cm potted plant

    • Despatch: By end of June 2013
    •  
    • £12.99
    • 3 x 5cm potted plants

    • Despatch: By end of June 2013
    • SAVE £18.98  
    • £38.97 £19.99
Salvia patens 'Cambridge Blue'

Salvia patens 'Cambridge Blue'

Gentian Sage
  • NEW in 2013
This popular and well-loved perennial bears stems of open-mouthed flowers in a pale shade of blue that is rarely seen in the plant world. The pretty blooms of Salvia patens ‘Cambridge Blue’ rise above clumps of slightly hairy, aromatic foliage. This RHS AGM variety makes a fabulous addition to cottage garden borders and containers, or incorporated into bedding schemes for an eye-catching summer display. Although perennial, this half hardy Salvia will appreciate some protection from winter weather. Height: 75cm (30"). Spread: 45cm (18"). More info
    • 24 plugs

    • Despatch: By end of May 2013
    •  
    • £9.99
    • 48 plugs

    • Despatch: By end of May 2013
    • Double up 24 to 48 for £5 extra  
    • £19.98 £14.99
Agapanthus 'L'Amour Duo'

Agapanthus 'L'Amour Duo'

African Blue Lily
  • NEW in 2013
Unlike most African Lilies, these repeat-flowering varieties will bloom all summer long, replacing faded blooms with fresh new buds later in the season. The tubular flowers crown strong upright stems from early June to September above neat clumps of strap like foliage. Agapanthus 'L'Amour Duo' are particularly compact varieties that make a superb addition to patio containers or the front of sunny borders. Height: 75cm (30"). Spread: 45cm (18"). More info
    • 2 jumbo plugs - 1 of each variety

    • Despatch: November - May 2013
    • SAVE £6.99  
    • £19.98 £12.99
Lady's Slipper Orchid

Lady's Slipper Orchid

Cypripedium reginae,Showy Lady's Slipper Orchid

 A fascinating hardy terrestrial orchid that will create an impressive talking point in your garden. The Lady’s Slipper Orchid produces exquisite white blooms with pronounced cerise pink pouches. These unusual orchids are perfectly hardy grown in moist soil in the dappled shade of trees. Height: 75cm (30"). Spread: 30cm (12"). More info
    • 1 bareroot plant

    • Despatch: By end of November 2013
    •  
    • £19.99
Echinacea x hybrida 'Magic Box'

Echinacea x hybrida 'Magic Box'

Coneflower
  • WORLD EXCLUSIVE
  • T&M's own breeding
One of the best colour mixes of coneflower available, and straight from T&M's own breeding programme. Each Echinacea has been specially selected for its stunning form as well as its spectacular performance in the garden. The long lasting, daisy-like flowers of Echinacea ‘Magic Box’ give a splendid garden performance in summer borders and are great for cutting too. Height: 75cm (30"). Spread: 45cm (18"). More info
    • 6 plugs

    • Despatch: By end of June 2013
    •  
    • £5.99
    • 12 plugs

    • Despatch: By end of June 2013
    •  
    • £8.99
    • 24 plugs

    • Despatch: By end of June 2013
    •  
    • £9.99
    • 72 plugs

    • Despatch: By end of June 2013
    •  
    • £17.99
Agapanthus 'L'Amour Bleu'

Agapanthus 'L'Amour Bleu'

African Blue Lily
  • NEW in 2013
Unlike most African Lilies, this repeat-flowering variety will bloom all summer long, replacing faded blooms with fresh new buds later in the season. The deep blue flowers crown strong upright stems from early June to September above neat clumps of strap like foliage. Agapanthus 'L'Amour Bleu' is a particularly compact variety that makes a superb addition to patio containers or the front of sunny borders. Height: 75cm (30"). Spread: 45cm (18"). More info
    • 1 jumbo plug

    • Despatch: November - May 2013
    •  
    • £9.99