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 23 products.
 

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

Viola 'Most Scented' Mix

Pansy

  • The most scented violas
Experience the unforgettable fragrance of Viola 'Most Scented Mix'. This exclusive mix exudes a spring-like perfume even on the coolest of winter days. With a cheery bright colour mix, their pretty faces 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: 15cm (6”). Spread: 20cm (8”).

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
    •  
    • £10.99
    • 72 plug plants

    • Despatch: By end of August 2014
    •  
    • £15.99

Geranium 'Voodoo'

Pelargonium, Unique Geranium, Unique Pelargonium

  • New in 2014
Loved by collectors, the large blooms of this stunning regal pelargonium will have you captivated. Deep wine petals with intensely dark centres give each bloom an alluring velvet appearance. Short stems and a neat bushy habit make Geranium ‘Voodoo’ perfect for displaying in your favourite patio containers. Height and spread: 45cm (18").
More info
    • 5 jumbo plug plants

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

    • Despatch: By end of May 2014
    • Save £8.99  
    • £25.98 £16.99

Arum Lily 'Spectrum Mixed'

Zantedeschia, Calla Lily

  • New in 2014
Bring some glamour and elegance into your garden with this beautiful collection of half-hardy Calla Lilies! The brightly coloured spathes are set against a backdrop of sumptuous, silver-spotted, heart shaped leaves. These exotic looking Arum Lillies are ideal for long lasting cut flower arrangements. Over-winter the rhizhomes in a warm, dry place and you can enjoy them year after year. Bulb size 12/14. Height: 60cm (24"). Spread: 20cm (8").
More info
    • 5 rhizomes

    • Despatch: By end of January 2015
    •  
    • £12.99
    • 10 rhizomes

    • Despatch: By end of January 2015
    • Save £8.99  
    • £25.98 £16.99

Scabious 'Butterfly Magnets Mixed'

Scabiosa atropurpurea, Pincushion Flower

  • New in 2014
Marvel at the whirling clouds of butterflies that are drawn to this lovely Scabious mix. Pincushion blooms in a super colour range are supported on tall wiry stems that make fabulous cut flowers. Scabious 'Butterfly Magnets Mixed' creates a wonderful billowing, airy feature for the back of cottage garden borders particularly when planted in large drifts. Height: 90cm (36"). Spread: 30cm (12").
More info
    • 3 jumbo plug plants

    • Despatch: By end of May 2014
    • HALF PRICE  
    • £12.99 £6.49
    • 6 jumbo plug plants

    • Despatch: By end of May 2014
    • HALF PRICE  
    • £16.99 £8.49

Geranium pratense 'Summer Skies'

Hardy Geranium, Meadow Cranesbill

Plant swathes of this gorgeous mauve-pink geranium in your cottage garden borders and enjoy dreamy summer skies all summer long. The double blooms of Geranium pratense 'Summer Skies' may look delicate but this hardy herbaceous perennial is tough and undemanding. Unlike its single flowered relations, this meadow cranesbill does not self seed, so the flowers last even longer. Height: 90cm (36”). Spread: 60cm (24”).
More info
    • 1 bareroot plant

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

Verbena bonariensis

Glandularia, Verbena patagonica

Tightly clustered florets form glowing lavender flower heads that float atop stiffly upright, branching stems. The long lasting blooms of Verbena bonariensis attract clouds of bees and butterflies. This perennial verbena has enjoyed a resurgence in popularity in recent years, associating beautifully with grasses for a tranquil planting scheme, or adding a touch of architectural style to the back of herbaceous borders. This elegant perennial is at its most effective when planted in large swathes. Height: 200cm (79”). Spread: 45cm (18”).
More info
    • 12 plug plants

    • Despatch:
    •  
    • £7.99
    • Out of stock

Giant Fragrant Cowslip

Primula florindae, Tibetan Cowslip

Stiff stems carry whorls of sulphur yellow, tubular, flowers with a delicate, sweet fragrance. Once established, Giant Cowslips will naturalise to form swathes of lush, mid green foliage that makes ideal groundcover for natural planting schemes. With an RHS AGM, Primula florindae makes a superb choice for a damp, shady corner where other plants won't grow. Height: 90cm (35”). Spread: 50cm (20”).
More info
    • 3 x 5cm potted plants

    • Despatch: By end of May 2014
    •  
    • £10.99
    • 6 x 5cm potted plants

    • Despatch: By end of May 2014
    • SAVE £4.99  
    • £19.98 £14.99

Geum 'Mai Tai'

Avens

A compact Geum with beautiful, ruffled apricot-orange blooms emerging from contrasting burgundy buds. From early summer through until early autumn this variety produces a profusion of pretty blooms on wiry stems, which are ideal for cutting and adding to posies or vases indoors. An easy and reliable perennial to grow, plant Geum 'Mai Tai' at the front of borders for an abundance of warm colour throughout summer. Height: 45cm (18"). Spread: 40cm (16"). More info
    • 1 bareroot plant

    • Despatch: By end of November 2014
    •  
    • £9.99
    • 1 jumbo plug plant

    • Despatch:
    •  
    • £9.99
    • Out of stock

Geranium 'Rozanne'

Geranium 'Gerwat'

  • Winner of The RHS Chelsea Flower Show 'Plant of the Centenary'
  • Unique long-flowering period for a Hardy Geranium

A celebrated Cranesbill producing masses of saucer shaped, violet-blue blooms with dainty white centres. Being a sterile hybrid, Geranium 'Rozanne' flowers repeatedly throughout the summer and won’t self-seed like other Geraniums. This hardy perennial makes excellent ground cover through the front of informal borders or spilling from containers. As summer ends the loose mounds of foliage colour to reddish brown and fiery orange for an extended display into autumn. Height: 30cm (12"). Spread: 60cm (24").


Useful links:

Geranium 'Rozanne gets our vote for RHS 'Plant of the Centenary'

 

More info
    • 1 jumbo plug plant

    • Despatch: By end of May 2014
    •  
    • £9.99
    • 3 jumbo plug plants

    • Despatch: By end of May 2014
    •  
    • £19.98

Tropaeolum speciosum

Flame Nasturtium, Flame Flower, Flame Creeper

Exotic, spurred blooms in bright, vermillion red appear throughout summer in a rich explosion of colour. The vibrant blooms are followed by spherical blue fruits set against a backdrop of attractive dark green foliage. Tropaeolum speciosum is an intriguing climbing perennial that prefers a cool, sheltered position. This sought after plant creates a spectacular sight when grown through mature shrubs or scrambling over low walls. Height: 3m (10'). Spread: 1.2m (4').
More info
    • 2 bareroot plants

    • Despatch: By end of January 2015
    •  
    • £12.99
    • 4 bareroot plants

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

Chrysanthemum 'Incurved Mixed'

Sturdy stems bear rounded blooms with magnificent incurved petals that are perfect for long-lasting flower arrangements. Savour the colour of these magnificent half hardy chrysanthemums in your autumn garden when summer bedding plants have faded away. This vibrant collection will reward you with flamboyant blooms right through until the frosts. Disbudding the stems will produce fewer, but larger blooms, or let them grow naturally for a mass of smaller flowers. Height: 90cm (36"). Spread: 45cm (18").


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


Useful links:

Companion Planting

More info
    • 5 Postiplug plants

    • Despatch: By end of May 2014
    •  
    • £9.99