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 44 products.
 
Wallflower 'Most Scented' Mix

Wallflower 'Most Scented' Mix

Erysimum, Cheiranthus

  Customer Rating
  • The most scented wallflower
Don't overlook wallflowers! This popular cottage garden favourite is currently enjoying a revival. Wallflower ‘Most Scented Mix’ is a wonderful blend of specially selected Erysimum, chosen for their fabulous fragrance. 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: 30cm (12"). More info
    • 36 plugs

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

    • Despatch: By end of August 2013
    • SAVE £4.99  
    • £19.98 £14.99
Pinks Frills and Fragrance Mix (Carnation)

Dianthus 'Frills and Fragrance Mix'

Pink
  • Mail order exclusive
  • Customer favourite
A delightful mix of laced, ruffled and double blooms, each exuding its own heady fragrance - some musky, some spicy, some sweet. These hardy perennial garden pinks are cottage garden essentials. The perfumed dianthus 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. This mix includes the RHS AGM varieties Dianthus 'Doris' and Dianthus 'Gran's Favourite'. Height and spread: 30cm (18”).

 

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
    • 5 Postiplugs

    • Despatch: By end of June 2013
    •  
    • £8.99
    • 10 Postiplugs

    • Despatch: By end of June 2013
    • SAVE £3.99  
    • £17.98 £13.99
    • 20 Postiplugs

    • Despatch: By end of June 2013
    • SAVE £16.97  
    • £35.96 £18.99
    • 100 Postiplugs

    • Despatch: By end of June 2013
    • SAVE £119.81  
    • £179.80 £59.99
Pansy Rhs Winning Formula

Pansy 'RHS Winning Formula'

  • Exclusive mixture
  • Superb garden performance
Turn up the heat this winter with bright, bold pansies. This exclusive mixture comprises 11 varieties that have been singled out by the RHS for their superb garden performance. Stunning in colour and form, this winning combination guarantees to brighten up your beds and containers from October right the way through until spring. Height and spread: 23cm (9”).

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

 More info
    • 36 plugs

    • Despatch: By end of August 2013
    •  
    • £12.99
    • 72 plugs

    • Despatch: By end of August 2013
    •  
    • £23.98 £16.99
Sweet William Messenger

Dianthus barbatus 'Messenger'

Sweet William
A cottage garden favourite with the sweetest perfume! Clusters of flowers in shades of white, pink and mauve are produced in summer on stiff upright stems. The fragrant blooms of Sweet William ‘Messenger’ are particularly attractive to bees and make a superb cut flower for a vase indoors. Often grown as a biennial, this short lived perennial is ideal for cottage garden borders, beds and containers. Height: 60cm (24”). Spread: 30cm (12”).

 

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

 More info
    • 36 plugs

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

    • Despatch: By end of August 2013
    •  
    • £14.99
Pansy 'Matrix Sangria' - Part of the Alan Titchmarsh Collection

Pansy 'Matrix Sangria'

  • New in 2012
  • Best In Class for winter pansy - click here for details
A fabulous winter pansy with large, velvety blooms in rich shades of plum and gold. Pansy ‘Matrix Sangria’ adds a splash of warmth to your winter colour schemes during the coldest, darkest months. These compact well branched plants are superbly versatile, thriving in beds, borders, baskets and window boxes. Height: 25cm (10"). Spread: 30cm (12").

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

 More info
    • 48 plugs

    • Despatch: By end of August 2013
    •  
    • £13.99
Pansy Frizzle Sizzle

Pansy 'Frizzle Sizzle' Mixed

Plant a rainbow of colours and frills that bring your garden to life during late winter and spring. Cheery blooms on compact plants with a hint of pansy scent and incredible flowering performance. Pansy ‘Frizzle Sizzle’ is ideal for brightening up your beds, containers, Flower Pouches® and window boxes. Height and spread: 23cm (9”).

 

Culinary note: Pansy flowers are edible.

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

 More info
    • 36 plugs

    • Despatch: By end of August 2013
    •  
    • £13.99
    • 72 plugs

    • Despatch: By end of August 2013
    •  
    • £17.99
Pansy 'Most Scented Mix'

Pansy 'Most Scented Mix'

Viola x wittrockiana
  • World Exclusive
  • The most scented pansy
Experience the unforgettable fragrance of Pansy ‘Most Scented Mix’. This exclusive mix exudes a spring-like perfume even on the coolest of winter days. With a cheery bright colour mix, these pretty pansies bring a bright splash of colour that will continue well into late spring. Plant them in hanging baskets, window boxes and flower pouches™ and position them by a front door or kitchen window where you can really appreciate them. Height: 23cm (9”). Spread: 30cm (12”).

 

Culinary note: Pansy flowers are edible.

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

 More info
    • 36 plugs

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

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

Silene 'Starburst'™

Silene laciniata, Catchfly, Campion
  • Double annual - comes back each year
Fiery, scarlet flowers with deeply cut, star shaped petals up to 2.5cm (1”) across are produced on slender stems. This easy to grow perennial makes a vibrant addition to borders from mid-summer onwards. Perfect for adding a bright splash of colour to exotic and hot planting schemes. Height: 60cm (24”). Spread: 30cm (12”). More info
    • 6 plugs

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

    • Despatch: By end of August 2013
    •  
    • £8.99
    • 36 plugs

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

    • Despatch: By end of June 2013
    • Double up 36 to 72 for £5 extra  
    • £19.98 £14.99
Ipomoea 'Fragrant Sky'

Morning Glory 'Fragrant Sky'

Ipomoea lindheimeri
  • NEW in 2013
A hardy perennial morning glory with a sweet fragrance too! Scrambling Ipomoea lindheimeri looks just like its annual cousins but you can look forward to it returning year after year. Morning Glory ‘Fragrant Sky’ produces beautiful lavender blue trumpet blooms against a backdrop of attractive lobed foliage that makes a lovely informal display. Perfect for growing over obelisks, adding height and structure to cottage garden borders. Height: 90cm (35"). Spread: 30cm (12"). More info
    • 1 x 10cm potted plant

    • Despatch: June - May 2013
    • SAVE £4.00  
    • £9.99 £5.99
    • 2 x 10cm potted plant

    • Despatch: June - May 2013
    • HALF PRICE  
    • £19.98 £9.99
Geranium Black Velvet Mix

Geranium 'Black Velvet Mix' F1

Pelargonium, Zonal Geranium, Zonal Pelargonium
 Customer Rating
  • Rarely available

Dark, enigmatic foliage makes a startling foil for the beguiling bright blooms of Geranium ‘Black Velvet Mix’ in four striking colours. The unique black leaves, produced on upright bushy plants, are edged with just a hint of green. This boldly coloured zonal geranium makes a striking addition to pots, beds and borders for long lasting summer colour. Height: 40cm (14”). Spread: 30cm (12”).

 More info
    • 24 plugs

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

    • Despatch: By end of June 2013
    •  
    • £19.98 £14.99
Dianthus 'Spray Rembrandt'

Dianthus 'Rembrandt'

Carnation
  • NEW in 2013
Just as stunning as border favourite Dianthus 'Tropical Butterfly' but with even more fabulous, clove-scented carnation flowers! Dianthus ‘Rembrandt’ is a superb multi-headed spray carnation, producing masses of blooms on each stem. This free-flowering perennial is perfect for the front of borders and makes a useful cut flower which will really fill out your home-grown bouquets. Height: 40cm (16"). Spread: 30cm (12").

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

 More info
    • 3 pencil plugs

    • Despatch: May - May 2013
    • SAVE £3.00  
    • £9.99 £6.99
    • 6 pencil plugs

    • Despatch: May - May 2013
    • SAVE £11.99  
    • £19.98 £7.99
Sundaville 'Fountains Mixed'

Sundaville 'Fountains Mixed'

Mandevilla, Dipladenia
  • NEW in 2013
  • Needs less water than usual basket plants
Colourful Sundaville ‘Fountains Mixed’ make fabulous free-flowering, multi-branching plants. The glossy foliage forms a luxurious backdrop for the exotic looking trumpet-shaped blooms in tropical shades of red, pink and white. Train the twining stems upwards onto a climbing frame, or let them spill over the sides of a hanging basket for an unusual display this summer. This vigorous climber can be enjoyed year after year if over-wintered in a warm position, with a minimum temperature of 10°C (50°F). More info
    • 1 x 7cm potted plant

    • Despatch: By end of June 2013
    •  
    • £11.99
    • 3 x 7cm potted plants

    • Despatch: By end of June 2013
    • SAVE £16.98  
    • £35.97 £18.99