Thompson & Morgan

Important delivery notice
The products on this site are only delivered to UK addresses. If you require delivery to another country please visit one of our other sites below.

Refine Results

Refine by..

Email Newsletter

Sign up to our newsletter

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.


For beautiful summer flowers browse our range of annual plants.



We have found 31 products.
 

Most Scented Bumper Pack

 Customer Rating

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 2015
    •  
    • £14.99

Dianthus 'Scents of Summer Pink Peony'

Carnation, Pink

  • New in 2015
  • T&M Exclusive
  • We've put the scent back into garden carnations!

Part of the 'Scents of Summer' series, Dianthus 'Pink Peony' is the pick of the bunch. The crested magenta blooms have a deep, rich fragrance, just like the old fashioned varieties, but with modern vigour and strong garden performance which continues throughout the season. Look forward to an abundance of strong stemmed blooms from this hardy garden pink, which make superb cut flowers. Perfect for edging pathways and borders or brightening up patio containers with long lasting colour. Height and spread: 30cm (12").


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

More info
    • 5 dianthus Postiplug plants

    • Despatch: By end of October 2015
    • SAVE £5  
    • £12.99 £7.99
    • 10 dianthus Postiplug plants

    • Despatch: By end of October 2015
    • SAVE £6  
    • £17.99 £11.99

Pansy 'Waterfall Mix'

Viola x wittrockiana

  • New in 2015
Large, scented flowers on compact, trailing plants. This is our best hanging basket pansy yet! We challenged our breeding team to develop a pansy colour collection with a vigorous, cascading habit, offering large and showy, long-lasting flowers. Not only have they hit the spot with Pansy 'Waterfall Mixed', they have also packed an amazing soft sugary scent into this top-performing variety. This tough garden performer stands up to winter rain and bad weather, bursting into colour in February for over 3 months of colour and scent, just when we need it most! Height and spread: 30cm (12").
More info
    • 36 pansy plug plants

    • Despatch: By end of August 2015
    •  
    • £11.99
    • 72 pansy plug plants

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

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 wallflower plug plants

    • Despatch: By end of August 2015
    •  
    • £11.99
    • 72 wallflower plug plants

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

Wallflower 'Most Scented' Mix

Erysimum, Cheiranthus

 Customer Rating
  • The most scented wallflower
Don't overlook wallflowers! This popular cottage garden favourite is currently enjoying a revival. Wallflower 'Most Scented Mix' is a wonderful blend of specially selected Erysimum, chosen for their fabulous fragrance. Versatile and undemanding, this short lived perennial tends to be grown as a biennial, and is tough enough to cope in even the poorest of soils. Height and spread: 30cm (12").
More info
    • 36 wallflower plug plants

    • Despatch: By end of September 2015
    •  
    • £9.99
    • 72 wallflower plug plants

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

Dianthus 'Scents of Summer Collection'

Carnation, Pink

  • New in 2015
  • T&M Exclusive

Immerse your senses in Dianthus ‘Scents of Summer Mixed'! We've hand selected a range of modern dianthus plants to offer bright colours, strong garden performance and multi-flowering stems, while retaining the vintage spicy fragrance of garden pinks. The extreme flower power of these hardy perennials means you'll enjoy 100s of cut flower blooms through the summer, every year, with plenty left on the plants to keep them looking good in the garden. Height and spread: 30cm (12").


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

More info
    • 5 dianthus Postiplug plants

    • Despatch: By end of August 2015
    •  
    • £9.99
    • 10 dianthus Postiplug plants

    • Despatch: By end of August 2015
    •  
    • £14.99
    • 20 dianthus Postiplug plants

    • Despatch: By end of August 2015
    •  
    • £24.99

Wallflower 'Winter Party'

Erysimum, Cheiranthus

The richly fragrant blooms of Wallflower 'Winter Party' create a tapestry of colour in shades of burnt orange and mauve. This evergreen erysimum hybrid has a neat, compact habit making it perfect for beds, borders and containers. Versatile and undemanding, this short lived perennial tends to be grown as a biennial, and is tough enough to cope in even the poorest of soils. Height and spread: 30cm (12").
More info
    • 6 wallflower jumbo plug plants

    • Despatch: By end of September 2015
    •  
    • £14.99
    • 12 wallflower jumbo plug plants

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

Pansy 'Most Scented Mix'

Viola x wittrockiana

  • The most scented pansy
Experience the unforgettable fragrance of Pansy 'Most Scented Mix'. This exclusive mix exudes a spring-like perfume even on the coolest of winter days. With a cheery bright colour mix, these pretty pansies 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: 23cm (9"). Spread: 30cm (12").

 

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
    •  
    • £8.99
    • 72 pansy plug plants

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

Viola 'Volante' Collection

Pansy

The spreading habit of this new series of miniture trailing violas make them perfect for summer hanging baskets and containers, where they will cover themselves in blooms and repeat flower for months on end.

Collection includes the following varieties:
Yellow Red Wing
Purple
Purple Face
White
More info
    • 20 Viola plug plants - 5 of each variety

    • Despatch: By end of September 2015
    •  
    • £14.96

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

Pansy 'RHS Winning Formula'

Viola x wittrockiana

  • Exclusive mixture
  • Superb garden performance
Turn up the heat this winter with bright, bold pansies. This exclusive mixture comprises 11 varieties that have been singled out by the RHS for their superb garden performance. Stunning in colour and form, this winning combination guarantees to brighten up your beds and containers from October right the way through until spring. 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
    •  
    • £12.99
    • 72 pansy plug plants

    • Despatch: By end of August 2015
    •  
    • £23.98 £16.99

Pansy 'Frizzle Sizzle' Mixed

Viola x wittrockiana

 Customer Rating
Plant a rainbow of colours and frills that bring your garden to life during late winter and spring. Cheery blooms on compact plants with a hint of pansy scent and incredible flowering performance. Pansy 'Frizzle Sizzle' is ideal for brightening up your beds, containers, Flower Pouches® and window boxes. 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
    •  
    • £13.99
    • 72 pansy plug plants

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