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 17 products.
 
Myosotis 'Sylva'

Myosotis sylvatica 'Sylva'

Forget-me-not
  • Brilliant with spring bulbs
The perfect partner for spring bulb displays. Frothy plants with not just the traditional blue flowers, but also new pinks and whites. So easy to grow, ‘Sylva’ will create a carpet of colour that will keep your garden looking fabulous until your summer plants kick in. A simple yet effective bed filler. More info
    • 36 plugs

    • Despatch: By end of August 2013
    •  
    • £11.99
    • 72 plugs

    • Despatch: By end of August 2013
    • Double up 36 to 72 for £4 extra  
    • £23.98 £15.99

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
Dactylorhiza majalis

Marsh Orchid

Dactylorhiza majalis,Spotted Orchid

 Spires of deep pink intricately patterned flowers are carried on tall stems above linear green foliage each summer. These unusual terrestrial Marsh orchids are natives of European marshlands so they are perfectly hardy. Dactylorhiza majalis is surprisingly easy to grow when planted in reliably moist or boggy soils, and you can even try it in containers. Height: 45cm (18"). Spread: 15cm (6"). More info
    • 1 bareroot plant

    • Despatch: By end of November 2013
    •  
    • £15.99
    • 2 bareroot plants

    • Despatch: By end of November 2013
    •  
    • £20.99

Foxglove 'Illumination Pink'

 Customer Rating
  • Winner of Plant of the Year 2012 - RHS Chelsea Flower Show, Best new product at the Anglian Business Awards, Best new product at the Garden Retail awards
  • World Exclusive
  • T&M's own breeding
  • New in 2012

Thought to be an impossible hybridisation, this is the most spectacular foxglove you will have ever seen! Parentage from the little-known Isoplexis (Canary Island Foxglove) gives this exciting new Digitalis its fabulous tropical colouring. Being completely sterile Foxglove ‘Illumination’ won’t set seed, giving it an incredibly long flowering period. Unlike most foxgloves which are generally biennial, this hardy semi-evergreen is a true perennial so you will be able to enjoy its flowers for years to come. The exotic looking blooms are densely packed on sturdy stems, with many side branches, making a striking addition to summer borders. Height: 90cm (36"). Spread: 45cm (18").

Useful links:

‘Impossible’ Foxglove named Plant of the Year at RHS Chelsea Flower Show
Gardening news: Top 10 best-selling plants of 2012
Read Michael Perry's blog: Futuristic Foxgloves

 More info
    • 3 jumbo plugs

    • Despatch: By end of June 2013
    •  
    • £14.99
    • 6 jumbo plugs

    • Despatch: By end of June 2013
    • SAVE £10.00  
    • £29.98 £19.98
Foxglove 'Illumination Duo'

Foxglove 'Illumination Duo'

  • T&M's own breeding

Parentage from the little-known Isoplexis (Canary Island Foxglove) gives these exciting new Digitalis their fabulous tropical colouring. Being completely sterile Foxglove ‘Illumination Duo’ won’t set seed, making them incredibly long flowering. Unlike most foxgloves which are generally biennial, these hardy semi-evergreen varieties are true perennials so you can enjoy them year after year. The exotic looking blooms are densely packed on sturdy stems, with many side branches, making a striking addition to summer borders. Height: 90cm (36"). Spread: 45cm (18").

  • Collection comprises:
  • Foxglove ‘Illumination Pink’ - Awarded ‘Best New Plant’ at the Chelsea Flower Show 2012.
  • Foxglove 'Illumination Chelsea Gold' - The latest addition to the ‘Illumination’ range, with exotic looking peachy-orange blooms.
 More info
    • 6 jumbo plugs - 3 of each variety

    • Despatch: By end of June 2013
    • SAVE £10.00  
    • £29.98 £19.98
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
Penstemon Laura

Penstemon 'Laura'

Phenomenal stamina and indifference to rain and drought means that Penstemon ‘Laura’ will flower each year for an incredible five months. Mesmerising, pink bells with satiny white throats are carried above semi evergreen foliage. These popular hardy perennials deserve prime spots in the garden or on the patio where they can really show off. Pensham penstemons also boast slug resistance and semi-evergreen foliage, giving an all round winning performance for many years. Height: 90cm (36”). Spread: 45cm (18”). More info
    • 3 Postiplugs

    • Despatch: By end of June 2013
    •  
    • £9.99
Anemone 'Queen Charlotte' - Part of the Alan Titchmarsh Collection

Anemone 'Queen Charlotte' - Part of the Alan Titchmarsh Collection

Japanese Anemone, Anemone x hybrida 'Konigin Charlotte'
 

It’s easy to overlook the late show in your garden, as you scramble to fill it with summer colour. But, these superb Japanese anemones will take the blooming relay torch from summer bedding and carry it well into the autumn. Anemone ‘Queen Charlotte’ is the pick of the bunch, with an extra layer of pure pink petals. Height: 90cm (35"). Spread: 60cm (24").

 More info
    • 1 jumbo plug

    • Despatch: By end of June 2013
    •  
    • £9.99
    • 3 jumbo plugs

    • Despatch: By end of June 2013
    • HALF PRICE  
    • £29.97 £14.99
Heuchera villosa 'Palace Purple'

Heuchera villosa 'Palace Purple'

Coral Flower, Coral Bells

  Customer Rating
Neat mounds of distinctive purple foliage make Heuchera ‘Palace Purple’ a particularly popular Coral Flower. The glossy, semi-evergreen leaves of this striking hardy perennial provide year round colour, forming drifts of ground cover and adding a bright splash to winter containers. The delicate summer sprays of pale pink flowers make dainty cut flowers and attract bees to their nectar rich blooms. Height and spread: 60cm (24”). More info
    • 6 plugs

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

    • Despatch: By end of June 2013
    •  
    • £8.99
Penstemon 'Juicy Grape'

Penstemon 'Juicy Grape'

  • NEW in 2013
This popular hardy perennial deserves a prime spot in the garden. Wide trumpet shaped flowers in a fruity shade of purple appear in summer above a flush of glossy, semi-evergreen foliage. The long-lasting blooms of Penstemon ‘Juicy Grape’ continue well into autumn, long after other plants have run out of steam. Undemanding and easy to grow, Penstemons tolerate almost any position in the garden, regardless of rain or drought, and even resist slug damage. What more could you ask of a plant? Height: 60cm (24"). Spread: 45cm (18"). More info
    • 3 Postiplugs

    • Despatch: By end of June 2013
    •  
    • £8.99
Penstemon 'Strawberries & Cream'

Penstemon 'Strawberries & Cream'

  • NEW in 2013
This popular hardy perennial deserves a prime spot in the garden. White trumpet shaped flowers with delicately speckled throats appear in summer above a flush of glossy, semi-evergreen foliage. The long-lasting blooms of Penstemon ‘Strawberries and Cream’ continue well into autumn, long after other plants have run out of steam. Undemanding and easy to grow, Penstemons tolerate almost any position in the garden, regardless of rain or drought, and even resist slug damage. What more could you ask of a plant? Height: 80cm (31"). Spread: 45cm (18"). More info
    • 3 Postiplugs

    • Despatch: By end of June 2013
    •  
    • £8.99
Wallflower 'Sweet Sorbet'

Wallflower 'Sweet Sorbet'

Erysimum, Cheiranthus

 Wallflower ‘Sweet Sorbet’ is a striking fragrant variety with amazing streaked flowers that gradually transform from lilac purple to orange as the blooms mature. This evergreen erysimum hybrid has a neat, compact habit making it perfect for beds, borders and containers. Versatile and undemanding, this short lived perennial tends to be grown as a biennial, and is tough enough to cope in even the poorest of soils. Height and spread: 50cm (20"). More info
    • 4 jumbo plugs

    • Despatch: By end of September 2013
    •  
    • £14.99