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 24 products.
 

Iris 'Re-Blooming Collection'

Bearded Iris

A beautiful selection of hardy, drought tolerant bearded iris with exceptional disease and insect resistance. With the first flowers appearing in spring, and a second flush in autumn, these really are outstanding hardy perennials; perfect for summer borders. These majestic, tall bearded iris flowers have a delicate scent and make impressive cut flowers for a vase indoors. Height: 90cm (36"). Spread: 30cm (12").


  • Collection comprises 1 rhizome each of:
  • Iris ‘Orange Harvest’ - Rust orange flowers.
  • Iris ‘Victoria Falls’ - Light blue iris flowers.
  • Iris ‘Cantina’ - Violet blooms.
  • Iris ‘Buckwheat’ - Golden yellow petals.
  • Iris ‘Pass the Wine’ - Wine red flowers.
More info
    • 5 rhizomes (1 of each variety)

    • Despatch: By end of November 2013
    • SAVE £28.96  
    • £44.95 £15.99
    • 10 rhizomes (1 of each variety)

    • Despatch: By end of September 2013
    • SAVE £69.91  
    • £89.90 £19.99

Hellebore 'Washfield Doubles'

Helleborus x hybridus

 Customer Rating

Breathtaking, double-flowered hellebores from the ‘Washfield’ collection that are bred to perfection. Intriguing colours, patterns, flecks and ruffles are a sheer delight during the cold months of winter and early spring, while their leathery palmate foliage has an evergreen presence all year round. These delightful doubles come in a wide colour range including yellows, greens, blacks, reds, apricots and many other shades. Height and spread: 40cm (16"). Please note: Plants are selected at random from a wide colour range.

More info
    • 5 jumbo plugs

    • Despatch: By end of November 2013
    •  
    • £12.99
    • 10 jumbo plugs

    • Despatch: By end of June 2013
    • SAVE £7.99  
    • £25.98 £17.99

Penstemon 'Wedding Bells' Mixed

Orchestra Mixed'

  • NEW in 2013
  • World Exclusive
Penstemon 'Orchestra Mixed' brings traditional bedding schemes bang up to date - a great alternative to those trusted favourites, snapdragons! This compact mix combines the neat habit of a bedding plant with the resilience, slug tolerance and weather resistance of the larger border penstemons. Look forward to a crescendo of colour that lasts from midsummer right through to autumn, long after other bedding plants have faded. Better still, these beauties are perennial so you won’t need to replace them every year. Height and spread: 45cm (18").

Useful links:

Gardening news: Move over marigolds... new bedding plants fly in the face of tradition

More info
    • 12 plugs

    • Despatch: By end of August 2013
    •  
    • £9.99
    • 24 plugs

    • Despatch: By end of August 2013
    • SAVE £4.99  
    • £19.98 £14.99

Heuchera 'Tapestry' Mixture

Coral Flower, Coral Bells

 Customer Rating
  • Mail Order Exclusive
Sprays of delicate, tiny flowers float on wiry stems above neat mounds of vibrant foliage. Prized for their colourful leaves, these versatile semi-evergreen perennials make excellent drifts of ground cover, adding a distinctive splash of colour to the front of borders, or even brightening winter containers. Their airy blooms attract bees and are also useful as cut flowers. Height and spread: 40cm (16”).
More info
    • 3 jumbo plugs

    • Despatch: By end of July 2013
    •  
    • £17.99
    • 6 jumbo plugs

    • Despatch: By end of July 2013
    • SAVE £13.99  
    • £35.98 £21.99

Rudbeckia fulgida 'Little Gold Star'

Coneflower, Black-eyed Susan

  • NEW in 2013
Here’s a border plant you can’t do without. No ‘stop/start’ flowering for this new perennial - it literally blooms nonstop from July to October, 4 months without any rest!
More info
    • 1 jumbo plug

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

    • Despatch: By end of September 2013
    • SAVE £14.98  
    • £29.97 £14.99

Iris 'Cantina' (Re-Blooming)

Bearded Iris

The bold, violet blooms of Iris ‘Cantina’ are a magnificent sight in summer borders. With the first flowers appearing in late spring and continuing into summer, these really are outstanding hardy perennials. These majestic bearded iris flowers have a delicate scent and make impressive cut flowers for a vase indoors. Height: 90cm (36”). Spread: 40cm (16”). More info
    • 1 rhizome

    • Despatch: By end of November 2013
    •  
    • £8.99

Iris 'Orange Harvest' (Re-Blooming)

Bearded Iris

Vibrant orange blooms with a delicate fragrance make Iris ‘Orange Harvest’ a worthy addition summer borders. With the first flowers appearing in late spring and continuing into summer, these really are outstanding hardy perennials. These majestic bearded iris flowers also make impressive cut flowers for a vase indoors. Height: 90cm (36”). Spread: 40cm (16”). More info
    • 1 rhizome

    • Despatch: By end of November 2013
    •  
    • £8.99

Iris 'Victoria Falls' (Re-Blooming)

Bearded Iris

The soft blue blooms of Iris ‘Victoria Falls’ make a beautiful addition to summer borders. With the first flowers appearing in late spring and continuing into summer, these really are outstanding hardy perennials. These majestic bearded iris flowers have a delicate scent and make impressive cut flowers for a vase indoors. Height: 90cm (36”). Spread: 40cm (16”). More info
    • 1 rhizome

    • Despatch: By end of November 2013
    •  
    • £8.99

Dianthus 'Ever-blooming Mixed' (Hardy)

Carnation

Strong upright stems carry large ruffled blooms in a vibrant mix of red, orange, yellow and pink carnations. These hardy perennial dianthus are cottage garden essentials. The fragrant carnation flowers are excellent for cutting for a bright display indoors. Perfectly proportioned for the front of sunny borders where their mounds of silvery green foliage remain evergreen throughout the year. Height: 60cm (24”). Spread: 40cm (16”).

 

Culinary note: Dianthus flowers are edible.

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

More info
    • 6 plugs

    • Despatch: By end of August 2013
    •  
    • £5.99

Iris 'Pass the Wine' (Re-Blooming)

Bearded Iris

Iris ‘Pass the Wine’ produces sumptuous burgundy blooms with a rich, velvety appearance. With the first flowers appearing in late spring and continuing into summer, these really are outstanding hardy perennials. These majestic bearded iris flowers also make impressive cut flowers for a vase indoors. Height: 90cm (36”). Spread: 40cm (16”). More info
    • 1 rhizome

    • Despatch: By end of November 2013
    •  
    • £8.99

Foxglove 'Dalmatian Mixed'

Digitalis purpurea

  • NEW in 2013
Digitalis ‘Dalmatian Mixed’ looks magnificent in cottage gardens and woodland borders - but thanks to their uniform branching habit, these statuesque foxgloves make fabulous annual bedding too! These short lived perennials will happily seed about to create dramatic drifts and attract wildlife to their nectar rich flowers. Height: 50cm (20"). Spread: 40cm (16").

Useful links:

Gardening news: Move over marigolds... new bedding plants fly in the face of tradition

More info
    • 24 plugs

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

    • Despatch: By end of August 2013
    • Double up 24 to 48 for £5 extra  
    • £19.98 £14.99

Geum 'Alabama Slammer'

Avens

  • NEW in 2013
A compact Geum with fiery orange and red blooms borne on wiry stems above neat clumps of bright green foliage. Purple buds open to reveal golden, semi-double flowers with orange and red markings, from early to late summer. An easy and reliable perennial to grow, plant Geum 'Alabama Slammer' at the front of borders for a profusion of warm colour in summer. The blooms also make a wonderful cut flower for a vase indoors. Height: 45cm (18"). Spread: 40cm (16").
More info
    • 1 jumbo plug

    • Despatch: By end of September 2013
    •  
    • £9.99