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.


For beautiful summer flowers browse our range of annual plants.



We have found 21 products.
 

Meconopsis 'Union Jack' Collection

Meconopsis

  • Luxurious designer poppies - a must have for your perennial borders
  • Ideal for damp, shady corders of the garden
  • Long-lasting silky, satin blooms

We've put together a collection of these wonderful perennial poppy plants for you for a patriotic display in your summer border:

Meconopsis Napaulensis will bring the deep red hues to the display, a rich shade on tall stems, flowering from late spring through to early summer. Height: 150cm (59"). Spread 100cm (39").

Meconopsis betonicifolia 'Alba', rarely seen, this stunning white form of the Himalayan blue poppy is a real eye-catcher in late spring and early summer. Pure white, silky petals surround golden yellow stamens to form clear, single blooms up to 10cm (4") across. This captivating short-lived perennial is 99% true to type; very occasionally the odd blue flower may appear. Height: 90cm (35"). Spread: 50cm (20").

Meconopsis betonicifolia - a stunning blue Himilayan Poppy that will certainly make an impact on its own, let alone as part of this collection. The large bowl shaped blooms will have a dramtic effect and are certainly worth a place in your garden. Height: 120cm (47"). Spread 45cm (18").

More info
    • 3 x 7cm potted meconopsis plants

    • Despatch: By end of November 2016
    •  
    • £19.99 £14.99
    • 6 x 7cm potted meconopsis plants

    • Despatch: By end of November 2016
    • SAVE £51.95  
    • £29.99 £19.99

Hosta undulata var. undulata (Large Plant)

Hosta undulata var. undulata gives funnel shaped, lavender blue flowers on tall spikes, which are held above the neat, weatherproof clumps of foliage. The bright green leaves have a curious, twisted growth habit which gives them a fascinating appearance.

Hosta undulata var. undulata is an RHS AGM variety, which makes a fabulous addition to borders, woodland gardens and patio containers, producing the best colour in a shady position. Height: 100cm (39"). Spread: 45cm (18").

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 2 litre potted hosta plant

    • Despatch: Within 28 days
    •  
    • £9.99
    • 2 x 2 litre potted hosta plants

    • Despatch: Within 28 days
    •  
    • £16.99

Gerbera 'Sweet Collection' (Hardy)

Barberton Daisy, Transvaal Daisy

 Customer Rating
  • Bigger and better winter hardy gerberas
  • Three seasons of stunning colour
Growing Gerberas outdoors was virtually inconceivable ten years ago. Now these 2nd generation hardy Gerberas can be grown year round in the border! Gerbera 'Sweet Collection' produces plenty of classic daisy blooms that are twice the size of other hardy Gerberas, and make fabulous cut flowers. Blooming reliably from June to October, these wonderful clump forming hardy perennials make a big impact in borders and patio containers. Height and spread: 45cm (18").
More info
    • 3 x 7cm potted gerbera plants (1 of each variety)

    • Despatch: By end of October 2016
    • SAVE £10  
    • £19.99 £9.99

Meconopsis betonicifolia 'Blue'

Himalayan Poppy

Meconopsis betonicifolia - a stunning blue Himilayan Poppy that will certainly make an impact on its own, let alone as part of this collection. The large bowl shaped blooms will have a dramatic effect and are certainly worth a place in your garden. Height: 120cm (47"). Spread 45cm (18"). More info
    • 1 x 7cm potted meconopsis plant

    • Despatch: By end of November 2016
    •  
    • £11.99 £9.99

Meconopsis grandis 'Lingholm' (Large Plant)

Himalayan Blue Poppy

This captivating short lived perennial is a 'must have'! From basal rosettes of hairy leaves rise tall stems bearing spectacular, single clear blue poppy flowers, up to 10cm (4") across. Meconopsis 'Lingholm' makes a stunning feature planted en masse in woodlands, and moist, shady borders. Height: 75cm (30"). Spread: 50cm (20").

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 1 litre potted meconopsis plant

    • Despatch: Within 28 days
    •  
    • £9.99
    • 2 x 1 litre potted meconopsis plants

    • Despatch: Within 28 days
    •  
    • £14.99

Rose Lily Grass

Rhodohypoxis

Dainty, jasmine-like flowers in two shades of pink erupt in profusion above short clumps of lance-shaped foliage in late spring, followed by flushes of flowers throughout the summer. Giving a long-lasting display throughout the summer months, these starry gems also have a delicate sweet fragrance. Each Rose Lily Grass plug plant contains more than one bulblet for prolific flowering in borders, rock gardens and containers. Although fully hardy, Rhodohypoxis will need protection from winter wet. Height and spread: 15cm (6"). More info
    • 1 Rose Lily Grass jumbo plug plant

    • Despatch:
    •  
    • £14.99
    • Out of stock
    • 3 Rose Lily Grass jumbo plug plants

    • Despatch:
    •  
    • £19.99
    • Out of stock

Meconopsis napaulensis

Satin Poppy, Nepal Poppy

  • Luxurious designer poppy
  • Sought after red blooms
  • A musts-have for perennial borders

Much-loved but notoriously hard to grow from seed, we’ve done the hard bit for you! Now everyone can grow the highly sought after Satin poppy with guaranteed results. This luxurious red poppy thrives on damp, cool ground and the silky, satin blooms make a real feature in shady corners of the patio. Use the deep red blooms of Meconopsis napaulensis to add warmth and cheer under trees, shrubs and shady spots. Height: 120cm (47").
More info
    • 1 x 7cm potted meconopsis plant

    • Despatch: By end of November 2016
    •  
    • £11.99 £9.99

Gerbera 'Sweet Honey'

Barberton Daisy, Transvaal Daisy

  • T&M exclusive
  • Bigger and better winter hardy gerberas
  • Three seasons of stunning colour
Growing Gerberas outdoors was virtually inconceivable ten years ago. Now these 2nd generation hardy Gerberas can be grown year round in the border! Gerbera 'Sweet Honey' produces plenty of sunshine yellow daisy blooms that are twice the size of other hardy Gerberas, and make fabulous cut flowers. Blooming reliably from June to October, these wonderful clump forming hardy perennials make a big impact in borders and patio containers. Height and spread: 45cm (18").
More info
    • 1 x 7cm potted gerbera plant

    • Despatch: By end of October 2016
    • SAVE £3  
    • £9.99 £6.99

Hosta 'Great Expectations' (Large Plant)

Plantain Lily

A lovely cultivar with thick, variegated leaves that have a naturally stiff habit. The heart shaped foliage is yellow, fading to white towards the centre of each leaf, with irregular blue green margins. From June to July, Hosta 'Great Expectations' produces white, bell shaped flowers above the foliage. Although slow growing, this superb variety is well worth the wait and proves to be reasonably slug resistant. Height: 70cm (27"). Spread: 120cm (48").

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 2 litre potted hosta plant

    • Despatch: Within 28 days
    •  
    • £13.99
    • 2 x 2 litre potted hosta plants

    • Despatch: Within 28 days
    •  
    • £21.99

Gerbera 'Sweet Dreams'

Barberton Daisy, Transvaal Daisy

  • T&M exclusive
  • Bigger and better winter hardy gerberas
  • Three seasons of stunning colour
Growing Gerberas outdoors was virtually inconceivable ten years ago. Now these 2nd generation hardy Gerberas can be grown year round in the border! Gerbera 'Sweet Dreams' produces plenty of cerise pink daisy blooms that are twice the size of other hardy Gerberas, and make fabulous cut flowers. Blooming reliably from June to October, these wonderful clump forming hardy perennials make a big impact in borders and patio containers. Height and spread: 45cm (18").
More info
    • 1 x 7cm potted gerbera plant

    • Despatch: By end of October 2016
    • SAVE £3  
    • £9.99 £6.99

Gerbera 'Sweet Glow'

Barberton Daisy, Transvaal Daisy

  • T&M exclusive
  • Bigger and better winter hardy gerberas
  • Three seasons of stunning colour
Growing Gerberas outdoors was virtually inconceivable ten years ago. Now these 2nd generation hardy Gerberas can be grown year round in the border! Gerbera 'Sweet Glow' produces plenty of bright orange daisy blooms that are twice the size of other hardy Gerberas, and make fabulous cut flowers. Blooming reliably from June to October, these wonderful clump forming hardy perennials make a big impact in borders and patio containers. Height and spread: 45cm (18").
More info
    • 1 x 7cm potted gerbera plant

    • Despatch: By end of October 2016
    • SAVE £3  
    • £9.99 £6.99

Hosta 'Carnival' (Large Plant)

Plantain Lily

Hosta 'Carnival' sports dark grey-green foliage with wide pale gold margins and a rugged, furrowed texture. From June to July, stems of pale lavender flowers rise above the foliage. In time, this attractive hardy perennial will form a large spreading clump that looks superb at the front of a shaded border. Unlike some variegated forms, Hosta 'Carnival' is also sun tolerant. Height: 45cm (18"). Spread: 100cm (39").

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 2 litre potted hosta plant

    • Despatch: Within 28 days
    •  
    • £13.99
    • 2 x 2 litre potted hosta plants

    • Despatch: Within 28 days
    •  
    • £21.99