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 42 products.
 

Phlox Collection (Creeping)

Phlox subulata, Phlox douglasii, Moss Phlox

 Customer Rating
  • Fragrant ground cover
Delicate in appearance but tough in character, these spreading evergreen perennials soften the edges of paths and grow in dry rockeries or on sunny banks and slopes. Perfect for creating colourful, weed smothering, ground cover. Height: 15cm (6”). Spread: 50cm (20”).
  • Collection comprises:
  • Phlox subulata 'Candy Stripes'
  • Phlox douglassi 'Red Admiral'
  • Phlox subulata 'Calvides White'
  • Phlox subulata 'Scarlet Flame'
  • Phlox subulata 'Emerald Cushion Blue'
More info
    • 5 Postiplug plants

    • Despatch: By end of March 2015
    •  
    • £11.99
    • 10 Postiplug plants

    • Despatch: By end of March 2015
    • SAVE £6.99  
    • £23.98 £16.99

Buddleja 'Buzz'™ Collection

Buddleja davidii, Buddleia, Butterfly Bush

 Customer Rating
  • Unique triple award winner
  • World's first patio buddleja
  • Loved by butterflies and bees

A new twist on a much-loved garden favourite, 'Buzz'™ is the world's first patio buddleja! These attractive, compact plants are loved by bees and butterflies, but won't take over your garden. Buddleja 'Buzz'™ is easy to grow and problem-free with a super long-flowering period. Perfectly proportioned for patio pots and smaller gardens. Height and spread: 120cm (47”).
Collection comprises the following varieties. Please click on the product name to view the individual variety:
Buddleja 'Buzz™ Sky Blue'
Buddleja 'Buzz™ Magenta'
Buddleja 'Buzz™ Ivory'

Useful links:

How to grow Buddleja Buzz™

Gardening news: Top 10 best-selling plants of 2012

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

    • Despatch: By end of March 2015
    • SAVE £11.98  
    • £26.97 £14.99
    • 6 jumbo plug plants - 2 of each variety

    • Despatch: By end of March 2015
    • SAVE £28.95  
    • £53.94 £24.99

Polyanthus 'Firecracker'

Primula

 Customer Rating
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 September 2014
    •  
    • £9.99
    • 24 plug plants

    • Despatch: By end of September 2014
    • SAVE £5.99  
    • £19.98 £13.99
    • 48 plug plants

    • Despatch: By end of September 2014
    • SAVE £20.97  
    • £39.96 £18.99

Buddleja 'Buzz™ Magenta'

Buddleja davidii, Buddleia, Butterfly Bush

 Customer Rating
  • T&M exclusive breeding
  • The best plant to attract butterflies to your garden
  • Dwarf patio buddleja - won't take over your garden
  • 15cm (6in) flowers the size of usual buddlejas, but plants are half the size
  • Long-flowering, brightly-coloured blooms attract butterflies
  • Easy to grow and problem-free
  • Plants last more than 10 years
  • Customer favourite

A new twist on a much-loved garden favourite, 'Buzz'™ is the world's first patio buddleja! These attractive, compact plants are loved by bees and butterflies, but won't take over your garden. Buddleja 'Buzz™ Magenta' is easy to grow and problem-free with a super long-flowering period. Perfectly proportioned for patio pots and smaller gardens. Height and spread: 120cm (47”).


Useful links:

How to grow Buddleja Buzz™

More info
    • 1 jumbo plug plant

    • Despatch: By end of March 2015
    •  
    • £8.99

Wallflower 'Sugar Rush'

Erysimum, Cheiranthus

 Customer Rating
  • 'Best New Bedding Plant' at the Grower of the Year Awards
  • Autumn and spring flowering
  • Super-vigorous
Winner in the 'Best New Bedding Plant' category at the Grower of the Year Awards 2013, this is one of the most exciting wallflowers to emerge in recent years. Dense, fragrant flower spikes in shades of cream, yellow, red and purple appear not only in the spring, but throughout the autumn too, blooming in just 6 weeks from an August planting! With a delightful sweet fragrance and compact, multi-branching habit, Wallflower 'Sugar Rush' is perfect for beds, borders, containers and window boxes, creating a mass of colour and scent when much of the garden is dormant. Versatile and undemanding, wallflowers are tough enough to cope in even the poorest soils. Height and spread: 30cm (12").
More info
    • 36 plug plants

    • Despatch: By end of October 2014
    •  
    • £11.99
    • 72 plug plants

    • Despatch: By end of October 2014
    • SAVE £6.99  
    • £23.98 £16.99

Buddleja 'Flower Power'

Buddleja x weyeriana 'Bicolor', Buddleia, Butterfly Bush

 Customer Rating
  • Best shrub for summer colour
Magical blooms transform from deepest violet to rich butterscotch yellow for an enchanting kaleidoscope of colour. The fragrant flowers of Buddleja 'Flower Power' are certain to attract butterflies and other beneficial insects to your garden. This colourful, low maintenance butterfly bush has a neat compact habit – just perfect for small gardens.Height and spread: 200cm (79").
More info
    • 1 jumbo plug plant

    • Despatch: By end of September 2014
    •  
    • £12.99
    • 3 jumbo plug plants

    • Despatch: By end of September 2014
    • Treble up 1 to 3 plugs for 1p extra  
    • £13.00

Buddleja 'Buzz™ Sky Blue'

Buddleja davidii, Buddleia, Butterfly Bush

 Customer Rating
  • T&M exclusive breeding
  • The best plant to attract butterflies to your garden
  • Dwarf patio buddleja - won't take over your garden
  • 15cm (6in) flowers the size of usual buddlejas, but plants are half the size

These attractive, compact plants are loved by bees and butterflies, but won't take over your garden. Buddleja 'Buzz™ Sky Blue' is easy to grow and smothered with blooms all summer long. Perfectly proportioned for patio pots and smaller gardens. Height and spread: 120cm (47”).

Useful links:

How to grow Buddleja Buzz™

More info
    • 1 jumbo plug plant

    • Despatch: By end of March 2015
    •  
    • £8.99

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 September 2014
    •  
    • £11.99
    • 72 plug plants

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

Most Scented Bumper Pack

Treat yourself to this fantastic bumper pack of the most scented bedding and border plants, and save yourself £££s! These great value perennials will fill your garden with fragrance and colour in a fabulous springtime display. You'll receive 12 plug plants of each of the following varieties - that's 72 plug plants in total! Height and spread: Up to 30cm (12").

  • Most Scented Bumper Pack comprises 12 plug plants each of:
  • Primrose 'World's Most Scented Mix' - Let the sweet citrus scent and the fresh colour mix of these reliable perennials transport you into spring.
  • Viola 'Most Scented' Mix - This exclusive blend exudes a spring-like perfume even on the coolest of winter days.
  • Stocks 'Most Scented' Mix - Specially selected for their strong and spicy fragrance and fabulous colours!
  • Pansy 'Most Scented' Mix - Larger than violas, with a cheery bright colour mix that will continue well into late spring.
  • Polyanthus 'Most Scented' Mix - Plenty of scented flowers on short, stocky stems, above neat rosettes of lush foliage.
  • Wallflower 'Most Scented' Mix - Versatile and undemanding, this tough perennial can cope in even the poorest of soils.
More info
    • 72 plug plants - 12 of each variety

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

Polyanthus 'Most Scented Mixed' (Garden-Ready)

Primula

  • New in 2014
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.

We’ve sniffed all the polyanthus we could find to be able to make up this exclusive mix for you! Each fresh colour has a lovely, strong fragrance, to bring you a true scent of spring. From late winter, these vigorous perennials produce plenty of flowers on short, stocky stems, above neat rosettes of lush foliage. Fill all your pots and borders with Polyanthus ‘Most Scented Mix’ for a riot of scent and colour even on the dreariest winter days! Height and spread: 25cm (10").

 

More info
    • 30 garden-ready plants

    • Despatch: By end of September 2014
    • Add a 2nd pack for just £5  
    • £14.99

Stock 'Most Scented Mix' (Garden-Ready)

Matthiola incana, Gillyflower

  • New in 2014
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.

Specially selected for their strong and spicy fragrance and fabulous colours! Start growing Stock 'Most Scented Mix' in autumn for spring borders that will look and smell incredible. These pretty Gillyflowers make superb bedding plants and don't forget to cut some for a vase indoors too. Height: 30cm (12"). Spread: 20cm (8").

 

More info
    • 30 garden-ready plants

    • Despatch: By end of September 2014
    • Add a 2nd pack for just £5  
    • £14.99

Dianthus barbatus 'Mixed' (Garden-Ready)

Sweet William

  • New in 2014

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.


Enjoy the sweet clove like fragrance of this cottage garden favourite with the minimum of effort. This traditional mix of Sweet Williams combines a fabulous range of pinks, reds and white including solid shades and bicolours for a real tapestry of colour. Dianthus barbartus ‘Mixed’ carries its large clusters of flowers upon stiff upright stems and make superb cut flowers. Often grown as a biennial, this short lived perennial is ideal for beds and borders. Height: 45cm (18"). Spread: 30cm (12").

 

More info
    • 30 garden-ready plants

    • Despatch: By end of September 2014
    • Add a 2nd pack for just £5  
    • £14.99