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 66 products.
 

Perennial 'Best Value' Collection

Fill your beds and borders with this bargain collection of herbaceous perennials. Perennial plants bloom year after year, and many can also be cut and brought into the house for beautiful flower arrangements. Height: Up to 1m (39"). Spread: 45cm (18").

  • Collection includes;

  • Poppy 'Pizzicato' Mixed - A neat semi dwarfing variety, producing up to 20 large flowers per plant! Height: 50cm (19"). Spread: 30cm (12").
  • Digitalis 'Dalmation Mixed' - Well branched, compact, dwarf plants. Height: 50cm (20"). Spread: 40cm (16").
  • Echinacea 'Primadonna' - Beautiful pink daisy flowers with petals that radiate outwards instead of downwards. Height: 85cm (33"). Spread: 45cm (18").
  • Coreopsis 'Presto' - Neat, compact plants are smothered in golden-yellow, semi-double flowers all summer long. Height and spread: 45cm (18").
  • Penstemon 'Wedding Bells' - Satin, bell shaped blooms are carried over a particularly long flowering period. Height: 90cm (36"). Spread: 45cm (18").
  • Scabiosa 'Blue Jeans' - Blue pincushion flowers attract bees and butterflies throughout summer. Height and spread: 45cm (18").
  • Aquilegia 'Swan' Mixed - An abundance of large flowers on upright, multi-branched stems Height: 30cm (12"). Spread: 25cm (10").
  • Geum 'Blazing Sunset' - Fully double, large scarlet blooms are borne over a long period in summer. Height and spread: 60cm (24").
  • Carnation 'Ever-blooming Mixed' (Hardy) - Richly fragrant blooms that are ideal for cutting. Height and spread: 30cm (12").
  • Gaillardia 'Arizona Sun' - A constant display of large flower heads in fiery shades of orange, yellow and red. Height: 30cm (12"). Spread: 45cm (18").
  • Delphinium 'Pacific Giants' - Excellent for adding structure and presence to the back of borders. Height: 150cm (60"). Spread: 75cm (30").
  • Leucanthemum x superbum 'White Knight' - Pure white single flowers are produced in constant supply throughout summer.
More info
    • 72 plug plants - 6 of each variety

    • Despatch: By end of June 2014
    • SAVE £51.89  
    • £71.88 £19.99

Geum 'Fruit Punch' Collection

Avens

A fruity collection of Geums which are ideal for adding to the front of perennial borders for summer-long colour. The pretty, bowl-shaped blooms are held high above the foliage on elegant, wiry stems, which are ideal for cutting for a vase indoors. Easy to grow, reliable and with a long flowering period, Geum 'Fruit Punch Collection' is an essential addition to your summer garden.


  • Collection comprises the following varieties:
  • Geum 'Mai Tai' - A compact Geum with beautiful, ruffled apricot-orange blooms emerging from contrasting burgundy buds. Height: 45cm (18"). Spread: 40cm (16").
  • Geum 'Double Sunrise' - A cheerful new Geum with gorgeous, double yellow blooms. Height: 50cm (20"). Spread: 45cm (18").
  • Geum 'Flames of Passion' - Soft red, semi-double blooms with contrasting yellow anthers are borne on burgundy stems. Height: 45cm (18"). Spread: 40cm (16").
More info
    • 3 bareroot plants - 1 of each variety

    • Despatch: By end of November 2014
    • SAVE £12.98  
    • £29.97 £16.99
    • 6 bareroot plants - 2 of each variety

    • Despatch: By end of November 2014
    • SAVE £34.95  
    • £59.94 £24.99

Rose Lily Grass

Rhodohypoxis

Dainty, jasmine-like flowers in two shades of pink erupt in profusion above short clumps of lance-shaped foliage in late spring, followed by flushes of flowers throughout the summer. Giving a long-lasting display throughout the summer months, these starry gems also have a delicate sweet fragrance. Each Rose Lily Grass plug plant contains more than one bulblet for prolific flowering in borders, rock gardens and containers. Although fully hardy, Rhodohypoxis will need protection from winter wet. Height and spread: 15cm (6"). More info
    • 1 jumbo plug plant

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

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

Geum 'Cocktail Collection'

Avens

A truly magnificent collection of Geums in a mixture of cocktail colours which will bring warmth and excitement to your summer perennial borders. The pretty, bowl-shaped blooms are held high above the foliage on elegant, wiry stems, which are ideal for cutting for a vase indoors. Easy to grow, reliable and with a long flowering period, Geum 'Cocktail Collection' is an essential addition to your summer garden.


Collection comprises the following varieties: Geum 'Alabama Summer', 'Totally Tangerine', 'Mai Tai' and 'Tequila Sunrise'.

 

More info
    • 4 jumbo plug plants - 1 of each variety

    • Despatch:
    • SAVE £24.97  
    • £39.96 £14.99
    • Out of stock
    • 8 jumbo plug plants - 2 of each variety

    • Despatch:
    • SAVE £59.93  
    • £79.92 £19.99
    • Out of stock

Polyanthus eliator 'Crescendo® Mixed' F1 Hybrid

Primula, Oxlip

 Customer Rating
  • Best In Class for polyanthus click here for details
  • Polyanthus are a majestic spring container choice
  • RHS Award of Garden Merit

Give your garden a dose of springtime magic and banish the winter gloom. Polyanthus 'Crescendo®' paints a rainbow of colour with its large blooms in bright colours making bold splashes in pots, window boxes and borders.The flowers are long-lasting, fragrant and produced in abundance upon strong stems which are held above neat rosettes of foliage. With excellent winter hardiness and superior disease resistance, you can expect repeat performances year after year. By far the best bedding polyanthus available.

 

Culinary note: Primula flowers are edible.

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 August 2014
    •  
    • £11.99
    • 72 plug plants

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

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 plug plants

    • Despatch: By end of June 2014
    •  
    • £12.99
    • 10 jumbo plug plants

    • Despatch: By end of June 2014
    •  
    • £17.99

Polyanthus 'Firecracker'

Primula

An eye-catching new Polyanthus bearing yellow blooms with a fiery orange-red edge. These long-lasting flowers are borne on strong, stout stems above rosettes of semi-evergreen foliage. Versatile and easy to grow, Polyanthus 'Firecracker' is perfect for edging borders and brightening up spring patio containers. Height and spread: 23cm (9").

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

More info
    • 12 plug plants

    • Despatch: By end of August 2014
    •  
    • £8.99
    • 24 plug plants

    • Despatch: By end of August 2014
    •  
    • £12.99

Hellebore Collection

Grow one of the UK's favourite winter-flowering plants; each flower bursting with glorious colour; easy to grow and fully hardy! This Hellebore Collection produces intriguing colours, patterns, flecks and ruffles which are a sheer delight during the cold months of winter and early spring. Their leathery palmate foliage has an evergreen presence all year round. Plants are vigorous, low-maintenance and long-lasting in sunny or difficult shady spots, representing excellent value for money. Height and spread: 45cm (18").


  • Collection comprises 5 plants each of:
  • Hellebore 'Hybridizers Singles' - Elegant, single-flowered Hellebores from our hand-pollinated breeding program, with a whole range of patterns and colours including whites, creams, pinks, greens, yellows, purples and black.
  • Hellebore 'Washfield Doubles' - Breathtaking, double-flowered Hellebores from the 'Washfield' collection that are bred to perfection. These delightful doubles come in a wide colour rangeincluding yellows, greens, blacks, reds, apricots and many other shades.

Plants are taken from selection, and we are unable to label colours upon despatch.

More info
    • 10 jumbo plug plants - 5 of each variety

    • Despatch: By end of June 2014
    •  
    • £17.99

Hellebore 'Hybridizers Singles'

  • Easy to grow, problem-free and will last for years
  • Fabulous early colour when the garden is dull and drab
  • Plants quickly establish and form clumps in any shady spot
Thompson & Morgan inherited the breeding successes of world renowned hellebore expert Elizabeth Strangman a few years ago. Since then, we've raised a superb range of Washfield hybrids, each with carefully perfected forms and colours. Now we're giving our customers the chance to get their hands on these elegant, single-flowered hellebores from our hand-pollinated breeding program. Helleborus 'Hybridizers Singles' are superb garden plants - and you might even get a surprise colour or two! Height and spread: 45cm (18").
More info
    • 5 jumbo plug plants

    • Despatch: By end of June 2014
    •  
    • £12.99
    • 10 jumbo plug plants

    • Despatch: By end of June 2014
    •  
    • £17.99

Brunnera macrophylla 'Starry Eyes'

Siberian Bugloss

  • New in 2014
  • Brighten up shady areas with this super perennial
Sprays of exquisite starry white blooms with intense blue edges appear in spring, above heart shaped, green foliage. Brunnera macrophylla 'Starry Eyes' loves a moist, shady spot, but can cope well with drier conditions once established. This superb hardy perennial is resilient and quick growing, forming dense clumps that are perfect for creating useful ground cover in those tricky shady areas. Try planting this Siberian Bugloss among hardy ferns for a woodland feel or throughout the front of cottage garden borders Height: 35cm (14"). Spread: 60cm (24").
More info
    • 1 bareroot plant

    • Despatch: By end of November 2014
    •  
    • £14.99
    • 3 bareroot plants

    • Despatch: By end of November 2014
    • Save £24.98  
    • £44.97 £19.99

Hellebore 'Gold Star'

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

Exquisite cup shaped, pale gold blooms appear like jewels in dull winter borders. Hellebore ‘Gold Star’ 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 'Red'

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

Exquisite cup shaped, mauve-red blooms appear like jewels in dull winter borders. Hellebore ‘Red’ 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