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 31 products.
 

Chrysanthemum 'Poppins' - Part of the Alan Titchmarsh Collection

 
  • Mail Order Exclusive
  • 100's of flowers per plant
Small, but bursting with blooms and each colour is ‘programmed’ to flower at the same time, so there’ll be no gaps in your displays. People often miss out on the opportunity for window box colour and ‘Poppins’ is ideal for this purpose. Height: 25cm (10"). Spread: 30cm (12").
Alan Titchmarsh

Alan Titchmarsh says...

"This new entrant into the late season arena may take you by surprise because, chrysanthemums are following in dahlias’ footsteps, back into fashion."

Companion planting: Try growing Chrysanthemums with chives, whose aromatic leaves will deter aphids.


Useful links:

Companion Planting 

 More info
    • 5 jumbo plugs

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

    • Despatch: By end of June 2013
    • SAVE £4.99  
    • £19.98 £14.99
Dianthus 'Rainbow Loveliness Improved Mixed'

Dianthus 'Rainbow Loveliness Improved Mixed'

Pink
  • NEW in 2013
With its raggedy jagged petals, all crimped and tassled, this is a dramatically different dianthus. Its gentle fragrance is much more appealing than some of the more overpowering clove-scented types. This is something very different for your borders and patio pots. More info
    • 12 plugs

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

    • Despatch: By end of August 2013
    • SAVE £4.99  
    • £17.98 £12.99
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 July 2013
    •  
    • £8.99
    • 10 Postiplugs

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

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

    • Despatch: By end of July 2013
    • SAVE £119.81  
    • £179.80 £59.99
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 June 2013
    •  
    • £9.99
    • 72 plugs

    • Despatch: By end of August 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: By end of July 2013
    • SAVE £4.00  
    • £9.99 £5.99
    • 2 x 10cm potted plant

    • Despatch: By end of July 2013
    • SAVE £10.99  
    • £19.98 £8.99
Campanula medium 'Blue Cups'

Campanula medium 'Blue Cups'

Canterbury Bells, Bellflower
  • NEW in 2013
This clump forming biennial produces tall spires of blue, cup-shaped blooms that add a lovely old-fashioned cottage garden feel to summer borders. With regular deadheading, Campanula medium ‘Blue Cups’ will flower all summer long, attracting pollinating insects to its nectar rich blooms. Canterbury bells is slow growing, but will self seed as the years go by, giving you plenty of cut flowers to enjoy in a vase indoors. Height: 90cm (36"). Spread: 30cm (12"). More info
    • 36 plugs

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

    • Despatch: By end of July 2013
    • Double up 36 to 72 for £5 extra  
    • £19.98 £14.99
Rosebud Geranium - Red Sybil

Geranium 'Red Sybil'

Pelargonium, Rosebud Geranium

 The full, rounded buds of Rosebud Geranium ‘Red Sybil’ resemble dainty roses when they first break open, then cluster together to form a pretty posy. This vigorous, trailing variety has the exceptional garden performance of other ivy-leaf geraniums, but their unique flower form truly sets them apart. With regular deadheading, they will spill from windowboxes, containers, and hanging baskets, blooming profusely throughout the summer. Trails to: 45cm (18”) Geranium 'Red Sybil' is protected by Plant Breeder's Rights - propagation prohibited. More info
    • 5 jumbo plugs

    • Despatch:
    •  
    • £12.99
    • Out of stock
    • 10 jumbo plugs

    • Despatch:
    • SAVE £7.99  
    • £25.98 £17.99
    • Out of stock
Rosebud Geranium - Pink Sybil

Geranium 'Pink Sybil'

Pelargonium, Rosebud Geranium

 The full, rounded buds of Rosebud Geranium ‘Pink Sybil’ resemble dainty roses when they first break open, then cluster together to form a pretty posy. This vigorous, trailing variety has the exceptional garden performance of other ivy-leaf geraniums, but their unique flower form truly sets them apart. With regular deadheading, they will spill from windowboxes, containers, and hanging baskets, blooming profusely throughout the summer. Trails to: 45cm (18”) More info
    • 5 jumbo plugs

    • Despatch:
    •  
    • £12.99
    • Out of stock
    • 10 jumbo plugs

    • Despatch:
    • SAVE £7.99  
    • £25.98 £17.99
    • Out of stock
Rosebud Geranium - Black Rose

Geranium 'Black Rose'

Pelargonium, Rosebud Geranium

 The full, rounded buds of Rosebud Geranium ‘Black Rose’ resemble dainty roses when they first break open, then cluster together to form a pretty posy. This vigorous, trailing variety has the exceptional garden performance of other ivy-leaf geraniums, but their unique flower form truly sets them apart. With regular deadheading, they will spill from windowboxes, containers, and hanging baskets, blooming profusely throughout the summer. Trails to: 45cm (18”). More info
    • 5 jumbo plugs

    • Despatch:
    •  
    • £12.99
    • Out of stock
    • 10 jumbo plugs

    • Despatch:
    • SAVE £7.99  
    • £25.98 £17.99
    • Out of stock