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 29 products.
 

Geranium 'Appleblossom Rosebud'

Pelargonium, Zonal Geranium, Zonal Pelargonium

  • 18 weeks of beautiful rosebud flowers
Captivating rosebud blooms open to reveal large, bicoloured clusters of fully double, pink and white flowers. This delightful zonal geranium has retained its popularity since the Victorian age and remains admired and sought after today. The long flowering period and drought tolerance of Geranium ‘Appleblossom’ make it ideal for creating an enchanting display in borders and patio containers that will last well into autumn. Height: 40cm (16”). Spread: 25cm (10”).
More info
    • 1 x 10.5cm potted plant

    • Despatch:
    •  
    • £9.99
    • Out of stock
    • 3 jumbo plug plants

    • Despatch: By end of March 2016
    •  
    • £12.99
    • 3 x 10.5cm potted plants

    • Despatch:
    •  
    • £19.99
    • Out of stock
    • 6 jumbo plug plants

    • Despatch: By end of March 2016
    • SAVE £7.99  
    • £25.98 £17.99

Geranium 'Jackpot Mixed' F1 Hybrid (Garden Ready)

Pelargonium, Zonal Geranium, Zonal Pelargonium

 Customer Rating
  • Stunning blooms will last all summer

Our garden-ready plants are now even bigger and better! You can plant our garden-ready plants straight into the garden when they arrive - it couldn’t be easier! There’s no need to re-pot them or to grow them on - just plant and water them. Pretty soon you’ll be enjoying their wonderful displays of colour. If you haven’t got the time or the room to grow plants from small seedlings, then these are for you! You’re sure to get great results because we’ve done the crucial early growing for you. Just plant, water and enjoy!


These weather tolerant, F1 hybrid pelargoniums have more than enough vigour to ensure a spectacular, free flowering display throughout summer. Geranium 'Jackpot Mixed' produce masses of colourful single blooms on neat compact plants. Perfect for filling beds, borders and patio containers. Height: 40cm (16"). Spread: 35cm (14").


Although technically perennial, Pelargoniums are only half hardy and therefore normally treated as annuals in the UK. However, with care, they may be overwintered in a frost free greenhouse.

 

More info
    • 30 geranium garden-ready plants

    • Despatch: By end of July 2015
    • Buy 2 packs for just £25  
    • £14.99

Soldanella montana

Snowbell, Mountain Tassel

Nodding spring blooms, with fringed pale blue petals are carried on upright stems like little parasols. The unusual flowers of Soldanella montana rise above clumps of rounded, leathery green foliage that remains evergreen. Commonly known as the Snowbell, this delightful and rarely seen hardy perennial makes a unique feature in the rockery or planted in alpine troughs.Height and spread: 20cm (8"). More info
    • 1 x 9cm potted plant

    • Despatch: By end of September 2015
    •  
    • £14.99
    • 2 x 9cm potted plants

    • Despatch: By end of September 2015
    • SAVE £9.99  
    • £29.98 £19.99

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 bare root plants

    • Despatch:
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    • £12.99
    • Out of stock
    • 4 bare root plants

    • Despatch:
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    • £19.99
    • Out of stock

Blechnum brasiliense 'Volcano'

Dwarf Brazilian Tree Fern, Hard Fern

  • New in 2015
Are Dicksonia tree ferns too large or expensive for you? We've found the answer - try the dwarf Brazilian tree fern instead! Blechnum brasiliensis 'Volcano' is an exciting new find for the home gardener, only recently introduced to the UK, but sure to be the next big thing! Compact plants lend themselves well to growing in patio pots; and throw up huge fronds up to 70cm (28") tall. The young fronds unfurl in a bronze volcanic hue turning a shiny green as they open. A relative of our native Deer Fern, this tender exotic fern thrives in low light, so it's perfect for giving a tropical touch to your home and garden. With tropical origins, Blechnum brasiliense requires a minimum temperature of 18C (64F) so it is best grown in a container in a heated conservatory and only moved outdoors during the warmest summer months. Height: 90cm (36"). Spread: 70cm (28").
More info
    • 1 x 9cm potted blechnum plant

    • Despatch: By end of September 2015
    •  
    • £12.99
    • 2 x 9cm potted blechnum plants

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

Geranium 'Rosebud Collection' (Garden-Ready)

Pelargonium, Rosebud Geranium, Ivy-leaved Geranium, Ivy-leaved Pelargonium

Captivating rosebud blooms open to reveal large clusters of fully double flowers on vigorous, trailing plants. Geranium 'Rosebud Collection' includes 5 varieties which have been specially selected because the blooms never open fully, but remain in a truly elegant rosebud formation. Their long flowering period and drought tolerance make these trailing Pelargoniums ideal for creating an enchanting display in window boxes, patio containers and hanging baskets that will last well into autumn. Trails to: 45cm (18"). Spread: 30cm (12").
Although technically perennial, Pelargoniums are only half hardy and therefore normally treated as annuals in the UK. However, with care, they may be overwintered in a frost free greenhouse.
More info
    • 5 x 7cm potted garden-ready plants

    • Despatch: By end of June 2015
    •  
    • £14.99

Arum Lily (Large Plant)

Zantedeschia aethiopica, Calla Lily

Grow the classic Arum Lily in your own garden; plants are suitable for moist borders or large patio pots. The architectural foliage is joined by unusual hooded flowers, which are up to 15cm (6") in length.

Zantedeschia can be grown at the edge of ponds, or in soil that is consistently moist. The Arum Lily will flower from early summer, and is a hardy perennial in most areas of the UK. Height: 90cm (36"). Spread: 60cm (24").

More info
    • 1 x 3 litre potted plant

    • Despatch: By end of June 2015
    •  
    • £11.99
    • 2 x 3 litre potted plants

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

Freesia 'Premium Collection'

Fabulous double Freesia flowers packed with that unmistakeable fresh fragrance! Freesia 'Premium Collection' combines some of the largest flowered varieties in a rainbow of summery colours. Grow Freesias in patio containers, sheltered borders and greenhouses for a perfumed display that will really tantalize the senses. Their strong arching stems make them perfect for adding to home-grown bouquets too! Height: 35cm (14"). Spread: 15cm (6"). More info
    • 20 corms

    • Despatch: By end of October 2015
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    • £9.99
    • 40 corms

    • Despatch: By end of October 2015
    • SAVE £4.99  
    • £19.98 £14.99

Chinese Foxglove

Rehmannia elata, Rehmannia angulata

  • Blooms from May to November
This colourful Chinese Foxglove is named for its foxglove-like flowers, and it will repeat bloom all through the summer - unlike digitalis - and with a much showier flower! Rehmannia makes a superb choice for sunny borders, containers or a cool greenhouse, adding a touch of the exotic to your garden from late spring through until autumn. Chinese foxgloves are best over-wintered in a protected position with a minimum temperature of 5°C. Height: 90cm (36"). Spread: 50cm (20").
More info
    • 3 Postiplug plants

    • Despatch: By end of June 2015
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    • £12.99
    • 6 Postiplug plants

    • Despatch: By end of June 2015
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    • £17.99

Arum Lily 'Spectrum Mixed'

Zantedeschia, Calla Lily

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 November 2015
    •  
    • £12.99
    • 10 rhizomes

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

Geranium 'Jackpot Red' F1 Hybrid

Zonal Geranium, Zonal Pelargonium

  • New in 2015
  • Stunning blooms will last all summer
These weather tolerant, F1 hybrid pelargoniums have more than enough vigour to ensure a spectacular, free flowering display throughout summer. Geranium 'Jackpot Red' produce masses of colourful single blooms on neat compact plants. Perfect for filling beds, borders and patio containers. Height: 40cm (16"). Spread: 35cm (14").
Although technically perennial, Pelargoniums are only half hardy and therefore normally treated as annuals in the UK. However, with care, they may be overwintered in a frost free greenhouse.
More info
    • 36 plug plants

    • Despatch:
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    • £8.99
    • Out of stock

Oxalis triangularis 'Burgundy Wine' (Large Plant)

Shamrock, Sorrel

The handsome ornamental foliage of this burgundy shamrock is rich burgundy-red with separate triangular shaped lobes. With an attractive summer display of tubular pink flowers, this frost tender perennial oxalis makes a delightful container plant for a conservatory or bright windowsill. In very mild areas Oxalis triangularis ‘Burgundy’ can be grown in sheltered borders or alpine gardens. Height: 20cm (8"). Spread: 30cm (12"). More info
    • 1 x 2 litre potted plant

    • Despatch: By end of June 2015
    •  
    • £9.99
    • 2 x 2 litre potted plants

    • Despatch: By end of June 2015
    •  
    • £16.99