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 10 products.
 

Campanula 'Mixed'

Bellflower

  • Exclusive collection
A robust mix of Campanula plants bearing semi-double, cup-shaped blooms in shades of white, purple and blue. These pretty flowers are borne in abundance on tall, slender stems from May to July, making a wonderful addition to the middle of perennial borders. Campanula 'Mixed' is ideal for creating drifts of summer colour in cottage garden borders where it will return year after year. Height: 75cm (30"). Spread: 45cm (18").
More info
    • 3 x 7cm potted plants

    • Despatch: By end of March 2015
    •  
    • £19.99
    • 6 x 7cm potted plants

    • Despatch: By end of March 2015
    • SAVE £14.99  
    • £39.98 £24.99

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 2014
    •  
    • £16.99
    • 10 bareroot plants

    • Despatch: By end of November 2014
    •  
    • £21.99

Meconopsis 'Lingholm'

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 plug plants

    • Despatch: By end of March 2015
    •  
    • £12.99
    • 4 jumbo plug plants

    • Despatch: By end of March 2015
    •  
    • £15.99

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 plant

    • Despatch: By end of May 2015
    •  
    • £14.99
    • 3 jumbo plug plants

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

Alstroemeria 'Indian Summer'

Peruvian Lily

 Customer Rating
  • 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 April 2015
    •  
    • £13.99
    • 3 x 5cm potted plants

    • Despatch: By end of April 2015
    • SAVE £21.98  
    • £41.97 £19.99

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 2014
    •  
    • £13.99
    • 6 bareroot plants

    • Despatch: By end of November 2014
    •  
    • £21.99

Daylily 'Super Summer Mixed'

Hemerocallis

  • New in 2014
  • The spectacular Day Lily

The magnificent, showy trumpets of Daylily 'Super Summer Mixed' are carried on stiff stems above clumps of decorative, strappy foliage. The colourful lily-like blooms, each lasting only a day, are produced so freely that you will be able to spare a few stems for a short-lived arrangement of daylily flowers indoors. Daylilies are reliable hardy perennials, equally at home in cottage gardens or exotic borders where they are quick to establish and easy to maintain. Height and spread: 45cm (18").


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

More info
    • 3 bareroot plants

    • Despatch: By end of November 2014
    •  
    • £11.99
    • 6 bareroot plants

    • Despatch: By end of November 2014
    •  
    • £16.99

Penstemon 'Blackberry'

  • New in 2014
Satin, bell-shaped flowers in a rich shade of purple smother the upright stems of this hardy perennial. From June onwards, the long-lasting flowers are produced above glossy, semi-evergreen foliage and continue their display well into autumn, long after most other summer perennials have faded. Penstemon 'Blackberry' is undemanding and easy to grow, tolerating almost any position in the garden, regardless of rain or drought, and even resisting slug damage! Height: 75cm (30"). Spread: 40cm (16").
More info
    • 3 Postiplug plants

    • Despatch: By end of March 2015
    •  
    • £9.99

Penstemon 'Dark Towers'

  • New in 2014
Dark bronze semi-evergreen foliage makes the perfect backdrop for the tubular, bright pink flowers of Penstemon ‘Dark Towers’. Blooming from midsummer until the first frosts, the long lasting flowers are irresistible to pollinating insects, adding colour to borders long after other summer flowering perennials have faded. This resilient, carefree hardy perennial is undemanding and easy to grow, tolerating almost any position in the garden, regardless of rain or drought, and even resisting slug damage! Height: 75cm (30"). Spread: 40cm (16").
More info
    • 3 jumbo plug plants

    • Despatch: By end of March 2015
    •  
    • £12.99
    • 6 jumbo plug plants

    • Despatch: By end of March 2015
    • SAVE £8.99  
    • £25.98 £16.99

Poppy 'Plum Pudding'

Papaver orientale, Oriental Poppy

  • 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 plug plants

    • Despatch:
    •  
    • £9.99
    • Out of stock
    • 24 plug plants

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