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.



We have found 456 products.
 

Osteospermum 'Blue Eyed Beauty'

African Daisy, Cape Daisy

  • The most rewarding plant for the least effort

Buttery yellow blooms with a contrasting blue eye smother this stocky little African Daisy from June to September. This early flowering variety has a compact, branching habit that is perfect for filling beds and containers, or edging sunny borders. Like all Cape Daisies, Osteospermum ‘Blue Eyed Beauty’ thrives in hot and sunny conditions, performing beautifully, even in difficult dry soils. Height and spread: 40cm (16").

More info
    • 5 Postiplug plants

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

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

Pansy 'Mystique Blue Halo'

Viola

This lovely variety sports extra-large, lavender blue flowers, each with a dazzling white ‘face’ and contrasting violet whiskers. This attractive little pansy is the perfect colour for creating a cool blue display that will keep blooming right through to late spring. Pansy 'Mystique Blue Halo' is easy to grow, making this the perfect choice for filling beds, borders, window boxes and patio containers with long lasting winter colour. Height: 15cm (6"). Spread: 23cm (9").

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 2015
    •  
    • £12.99
    • 72 plug plants

    • Despatch: By end of August 2015
    • SAVE £8.99  
    • £25.98 £16.99

Shasta Daisy 'Real Glory'

Leucanthemum x superbum, Chrysanthemum maximum

A robust and reliable summer perennial, Shasta Daisy ‘Real Glory’ is aptly named. The large, 10cm (4") diameter blooms have beautifully reflexed petals that each curl downwards to frame a ruffled, creamy-yellow central dome. These shaggy looking daisy flowers perch atop strong, upright stems and last for weeks in the flower border, attracting bees, butterflies, and other insects. They make long lasting cut flowers too. Leucanthemums are closely related to Chrysanthemums and at their best when planted in large drifts for maximum impact! Height: 65cm (26"). Spread: 45cm (18"). More info
    • 3 jumbo plug plants

    • Despatch: By end of March 2015
    •  
    • £12.99
    • 6 jumbo plug plants

    • Despatch: By end of March 2015
    • SAVE £8.99  
    • £25.98 £16.99

Buddleja 'Buzz™ Indigo'

Buddleja davidii, Buddleia, Butterfly Bush

  • Order early - limited stocks
Our sensational patio Buddlejas are taking the gardening world by storm - and here’s a brand new colour to add to the range! Dusky, deep blue flowers smother the short, bushy stems of Dwarf Buddleja Buzz™ Indigo', attracting clouds of butterflies to its nectar rich blooms. This lovely compact shrub is 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
    •  
    • £7.99
    • 3 jumbo plug plants

    • Despatch: By end of March 2015
    • Save £18.98  
    • £35.97 £16.99

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 plug plants

    • Despatch: By end of August 2015
    •  
    • £10.99
    • 72 plug plants

    • Despatch: By end of August 2015
    • Double up 36 to 72 for £5 extra  
    • £21.98 £15.99

Hellebore 'Red'

  • The very best hellebores that money can buy

Exquisite cup shaped, mauve-red blooms appear like jewels in dull winter borders. Hellebore ‘Red’ is the essential low maintenance plant for any difficult, shady border where they will form clumps of leathery evergreen foliage for a year round garden presence. These resilient hardy perennials are vigorous and long lived, lasting for 20 years or more. Height and spread: 45cm (18").



Thompson & Morgan inherited the highly-commended hellebore breeding programme of Elizabeth Strangman when she retired and we are immensely proud to carry on her legacy, perfecting the amazing colours and forms of this wonderful perennial.
More info
    • 1 x 9cm potted plant

    • Despatch: By end of March 2015
    •  
    • £13.99

Fuchsia 'Trailing Mixed'

 Customer Rating

Fill your hanging baskets, window boxes, Flower Pouches® and containers with this kaleidoscope of colourful trailing fuchsias. An abundance of vibrant, double blooms are borne on gently cascading stems, all summer long. Height: 30cm (12?). Spread: 45cm (18?).

  • Collection comprises:
  • Fuchsia 'Swingtime' - Large, double white frilled skirts that contrast beautifully with bold red sepals.
  • Fuchsia'Southgate' - Softest pink blooms with pale green tinged sepals make a beautiful colour combination.
  • Fuchsia 'Dark Eyes' - Voluptuous folds of violet blue petals that contrast dramatically with the crimson sepals.
  • Fuchsia 'La Campanella' - An RHS AGM variety with purple-pink petals that age to light violet as they mature.
  • Fuchsia 'Marinka' - Masses of blooms throughout summer, with cerise petals and bold scarlet sepals.

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

More info
    • 5 Postiplug plants

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

    • Despatch: By end of April 2015
    • SAVE £4.99  
    • £19.98 £14.99
    • 20 Postiplug plants

    • Despatch: By end of April 2015
    • + FREE DVD  
    • £24.99
    • 40 Postiplug plants

    • Despatch: By end of April 2015
    • + FREE £5 voucher  
    • £39.99

Hellebore 'Burgundy'

  • The very best hellebores that money can buy

Exquisite cup shaped, claret coloured blooms appear like jewels in dull winter borders. Hellebore ‘Burgundy’ is the essential low maintenance plant for any difficult, shady border where they will form clumps of leathery evergreen foliage for a year round garden presence. These resilient hardy perennials are vigorous and long lived, lasting for 20 years or more. Height and spread: 45cm (18").



Thompson & Morgan inherited the highly-commended hellebore breeding programme of Elizabeth Strangman when she retired and we are immensely proud to carry on her legacy, perfecting the amazing colours and forms of this wonderful perennial.
More info
    • 1 x 9cm potted plant

    • Despatch: By end of March 2015
    •  
    • £13.99

Rudbeckia 'Summerina Collection'

Coneflower, Black-eyed Susan

  • New in 2015
  • T&M Exclusive
  • New perennial rudbeckia for borders

Rudbeckia ‘Summerina’ Collection is exclusive to Thompson & Morgan, a near impossible breeding breakthrough - the crossing of an annual rudbeckia and a perennial echinacea! The result: tough, hardy perennial rudbeckias that return year on year to offer the stronger and longer flowering habit of annual varieties. This three colour mix is ideal for extending the life of your summer border - the plants go on to provide much needed autumn colour right up to the first hard frosts. Height and spread: 60cm (24").

More info
    • 3 jumbo plug plants

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

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

Geranium 'Best Red' F1 Hybrid (Garden-Ready)

Pelargonium, Zonal Geranium, Zonal Pelargonium

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!

This exceptional variety, Geranium F1 'Best Red' outperformed all others in our trials. The uniform, well branched plants become smothered in large, shapely scarlet flowers that retain their form, without shattering as they fade. These vigorous pelargonium plants are guaranteed to create a top performance in beds, borders and containers. Height: 45cm (18”). 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 garden-ready plants

    • Despatch: By end of May 2015
    • Add a 2nd pack for just £5  
    • £14.99

Alstroemeria 'Planet Mixed'

Peruvian Lily

  • Non-stop flowering from June to November
  • Best in class for alstroemeria
  • Order early for best results
Gain months of pleasure year after year with the astounding lily-like blooms of Alstroemeria 'Planet Mixed'. These hardy, compact perennials are so easy to grow; just perfect for adding a bright splash of late summer colour to cottage garden borders and patio containers. Alstroemeria flowers are excellent for cutting, so you can enjoy a few stems in a vase indoors too. Height: 75cm (30?). Spread: 60cm (24?).
More info
    • 5 bare root plants

    • Despatch: By end of March 2015
    •  
    • £16.99
    • 10 bare root plants

    • Despatch: By end of March 2015
    •  
    • £21.99

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 plug plants

    • Despatch: By end of April 2015
    •  
    • £10.99
    • 72 plug plants

    • Despatch: By end of April 2015
    • Double up from 36 to 72 for £5 extra  
    • £21.98 £15.99