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 147 products.
 

Heuchera 'Patchwork' Mix

Coral Flower, Coral Bells

 Customer Rating
Sprays of delicate, tiny flowers float on wiry stems above neat mounds of vibrant foliage. Prized for their colourful leaves, these versatile semi-evergreen perennials make excellent drifts of ground cover, adding a distinctive splash of colour to the front of borders, or even brightening winter containers. Their airy blooms attract bees and are also useful as cut flowers. Height and spread: 40cm (16").
More info
    • 3 heuchera Postiplugs

    • Despatch: By end of July 2015
    • + FREE £5 voucher  
    • £8.99
    • 6 heuchera Postiplugs

    • Despatch: By end of August 2015
    • + FREE £5 voucher  
    • £12.99

Gaillardia 'Snappy'

Blanket Flower

  • New in 2015
  • Finally, a gaillardia that lasts for years in the garden
Finally, a long-lasting gaillardia for years of pleasure in the garden. Blanket Flowers have a reputation for being unreliably perennial but new Gaillardia 'Snappy' makes that a thing of the past. We can now offer you unrivalled flower power alongside true perennial reliability for years of vibrant border and container colour. This world-class introduction offers non-stop flowering on sturdy, compact, upright plants from mid-summer through to late autumn. The red and yellow blooms also take on a purple sheen in the summer sunshine and will be much loved by bees, butterflies and other pollinators. Height and spread: 30cm (12").
More info
    • 5 gaillardia Postiplug plants

    • Despatch: By end of July 2015
    •  
    • £9.99
    • 10 gaillardia Postiplug plants

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

Gaillardia 'Arizona Sun' (Garden Ready)

Blanket Flower

  • The fast-track to a hassle-free garden - just plant, water and enjoy!
  • Quality plants delivered to your door, hardened off and ready to plant out
  • Fully-grown, super-robust, healthy plants
Our garden ready plants are selected for garden performance, straight from the nursery. We send them to you 'green' ahead of flowering (but please note some varieties may show a few blooms), which means plants will establish quickly and all their energy goes into producing better roots, so they produce more flowers throughout the season.

A blaze of summertime colour that thrives, whatever the weather! The glorious daisy flowers of Gaillardia 'Arizona Sun' produce a constant display of large flower heads in fiery shades of orange, yellow and red. The cheery blooms persist well into autumn, and make spectacular cut flowers for an indoor display. This low maintenance, hardy perennial is trouble-free and even copes well on poor, dry soils. Perfect for containers or filling gaps at the front of sunny borders. Height: 30cm (12"). Spread: 45cm (18").
More info
    • 30 gaillardia garden ready plants

    • Despatch:
    •  
    • £14.99 £7.99
    • Out of stock

Buddleja 'Buzz™ Ivory'

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 '™ Ivory' 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 buddleja jumbo plug plant

    • Despatch: By end of August 2015
    • Save £1  
    • £7.99 £6.99

Buddleja 'Buzz'™ Collection

Buddleja davidii, Buddleia, Butterfly Bush

  • 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™ Indigo'
Buddleja 'Buzz™ Sky Blue'
Buddleja 'Buzz™ Magenta'
Buddleja 'Buzz™ Ivory'

Useful links:

How to grow Buddleja Buzz™

More info
    • 4 buddleja jumbo plug plants - 1 of each variety

    • Despatch: By end of July 2015
    • Save £5  
    • £19.99 £14.99
    • 8 buddleja jumbo plug plants - 2 of each variety

    • Despatch: By end of July 2015
    • Save £5  
    • £29.99 £24.99

Aubrieta 'Royal Mixed'

Aubretia

 Customer Rating
These tough little plants will thrive in the poorest of soils, forming dense mats of evergreen foliage. Aubretia 'Royal Mixed' produces masses of colourful flowers in spring that will brighten rockeries, spill from containers and creep through cracks in walls and paving. Height: 10cm (4"); spread 60cm (24").
More info
    • 36 aubretia plug plants

    • Despatch: By end of September 2015
    •  
    • £8.99
    • 72 aubretia plug plants

    • Despatch: By end of September 2015
    •  
    • £12.99

Agapanthus 'Twister'

African Blue Lily

  • New in 2015
Here's a plant that will stand out from the crowd in your garden - the first ever deciduous bicolour Agapanthus. This African lily is robust, and truly hardy in the UK meaning it's perfect in the garden border as well as in a patio container. The flowers of Agapanthus 'Twister' are absolutely glorious, with crystal white flutes turning inky blue at the tips. The huge globes of colour appear from mid to late summer, hosted on strong, sturdy stems that need no staking. Height: 60cm (24"). Spread: 50cm (20").
More info
    • 1 x 9cm potted agapanthus plant

    • Despatch: By end of September 2015
    •  
    • £13.99
    • 2 x 9cm potted agapanthus plants

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

Delosperma 'Hardy Mixed'

Hardy Ice Plant

 Customer Rating
  • Vigorous ground cover, even in the driest of soils

Unique, versatile and vibrant! The fleshy, drought tolerant creeping stems of these hardy Ice Plants make ideal ground cover on sunny banks and poor stony soils. The showy daisy-like flowers of Delosperma 'Hardy Mixed' create a carpet of intense colour, in exclusive new shades that will stop you in your tracks. Fantastic for those hot, dry problem areas where many other plants would fail to establish. Height: 10cm (4"). Spread: 60cm (24").

More info
    • 5 delosperma jumbo plug plants

    • Despatch: By end of September 2015
    •  
    • £9.99
    • 10 delosperma jumbo plug plants

    • Despatch: By end of September 2015
    • Save £3  
    • £14.99 £11.99
    • 20 delosperma jumbo plug plants

    • Despatch: By end of September 2015
    • Save £3  
    • £19.99 £16.99

Pansy 'Matrix™ Mixed'

Viola x wittrockiana

 Customer Rating
  • Best In Class for winter pansy - click here for details
  • Colour throughout winter and spring
  • 100% bigger, better and stronger than Pansy 'Universal'

This vibrant blend has been specially bred for their excellent branching habit and super size flowers; and the results speak for themselves! The compact sturdy stems hold their vibrant flower heads high, whatever the weather brings to ensure your garden is filled with colour. Easy to grow, Pansy 'Matrix Mixed' is the perfect plant for all your containers and bedding displays. Height and spread: 23cm (9").


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

More info
    • 36 pansy plug plants

    • Despatch: By end of September 2015
    •  
    • £5.99
    • 72 pansy plug plants

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

Polyanthus eliator 'Crescendo® Mixed' F1 Hybrid

Primula, Oxlip

 Customer Rating
  • T&M Recommends
  • Polyanthus are a majestic spring container choice

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 polyanthus plug plants

    • Despatch: By end of August 2015
    •  
    • £7.99
    • 72 polyanthus plug plants

    • Despatch: By end of August 2015
    •  
    • £12.99

Pansy 'Ballerina'

Viola x wittrockiana

Unusual frilly tutu-like flowers of Pansy 'Ballerina' create a bright carnival of colour throughout the summer. The delicately ruffled petals make a stunning display in containers, beds and borders. Perfect for planting in window boxes where you can enjoy their pretty blooms close up. 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 pansy plug plants

    • Despatch: By end of August 2015
    •  
    • £12.99
    • 72 pansy plug plants

    • Despatch: By end of August 2015
    •  
    • £17.99

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 buddleja jumbo plug plant

    • Despatch: By end of July 2015
    • Save £1  
    • £7.99 £6.99