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.


For beautiful summer flowers browse our range of annual plants.



We have found 24 products.
 

Vinca 'Collection'

Periwinkle 'Collection'

Periwinkle is one of the toughest plants you'll find, flowering relentlessly throughout the summer months in lovely shades of purple, pink and white. This vigorous low growing shrub thrives in virtually any garden position, from full sun to the darkest, shady corners. The clump forming stems provide evergreen dark green and variegated foliage that makes useful, weed suppressing ground cover. This colourful collection of Vinca major are perfect for filling those tricky areas of the garden where little else grows.
  • Collection comprises:
  • Vinca major 'Variegata' - Sky blue flowers set against variegated foliage. Height: 45cm (18"). Spread: 75cm (30").
  • Vinca minor 'Atropurpurea' - Deep plummy purple flowers. Height: 20cm (8") Spread: 50cm (19").
  • Vinca minor f. alba 'Gertrude Jekyll' - Profuse white flowers, carried on compact plants. Height: 20cm (8") Spread: 50cm (19").
More info
    • 6 vinca jumbo plug plants

    • Despatch: By end of August 2015
    •  
    • £11.99
    • 12 vinca jumbo plug plants

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

Brunnera macrophylla 'Jack Frost' (Large Plant)

Siberian Bugloss

  • New in 2015

Grown for it's large, heart shaped, silver leaves with a sparkling metallic sheen that will brighten the shadiest borders. In Spring, the neat clumps of foliage are complimented by delicate sprays of sky blue flowers. Brunnera macrophylla ‘Jack Frost' is a resilient, quick growing hardy perennial, making useful ground cover in those tricky shady areas. Try planting this Siberian Bugloss among hardy ferns for a woodland feel or throughout the front of cottage garden borders. Height: 45cm (18"). Spread: 60cm (24").

More info
    • 1 x 3 litre potted brunnera plant

    • Despatch: By end of August 2015
    •  
    • £12.99
    • 2 x 3 litre potted brunnera plants

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

Scabious 'Blue Jeans'

Scabiosa, Pincushion Flower

 Customer Rating
An abundance of blue pincushion scabious flowers will attract bees and butterflies throughout summer. The tall, wiry stems can also be cut to create a pretty display indoors. Scabiosa 'Blue Jeans' blends well among cottage garden borders, where they look particularly effective planted in large drifts. Height and spread: 45cm (18").
More info
    • 6 scabious plug plants

    • Despatch: By end of August 2015
    •  
    • £5.99
    • 12 scabious plug plants

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

Coreopsis grandiflora 'Presto'

Tickseed

 Customer Rating
Coreopsis 'Presto' is so long-flowering and colourful that you can mix it up with summer bedding annuals to achieve a truly amazing, long lasting display. Neat, compact plants are smothered in golden-yellow, semi-double flowers all summer long. This versatile tickseed plant will grow almost anywhere, even in dry soil! Height and spread: 45cm (18").
More info
    • 6 coreopsis plug plants

    • Despatch: By end of August 2015
    •  
    • £5.99
    • 36 coreopsis plug plants

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

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

Salvia nemorosa 'Marcus' (Large Plant)

Salvia are effortless, hardy plants for mixed borders. Salvia nemorosa 'Marcus' is a particularly special selection, with deep indigo flower spikes above clumps of aromatic foliage, the blooms coming in such density that they create a solid block of colour.

Salvia plants are deer resistant, rabbit resistant, and will attract bees and butterflies to your garden. Salvia 'Marcus' is short, neat and will make a strong feature towards the front of cottage garden borders and wildlife gardens. Trimming the plants in midsummer will encourage even more flowers! Height: 45cm (18"). Spread: 45cm (18").

More info
    • 1 x 1 litre potted salvia plant

    • Despatch: By end of September 2015
    •  
    • £9.99
    • 2 x 1 litre potted salvia plants

    • Despatch: By end of September 2015
    •  
    • £16.99

Heuchera 'Prince of Silver' (Large Plant)

Coral Flower, Coral Bells

  • New in 2015
The shimmering leaves of Heuchera ‘Prince of Silver' are overlaid with dark purple veins which age to a gentle shade of mossy green. In spring, the eye-catching foliage is joined by delicate sprays of creamy flowers that emerge from pink buds. This lovely herbaceous evergreen forms neat clumps which provide year round interest in containers and borders. A superb perennial that will attract pollinating insects to its nectar rich blooms. Height: 45cm (18"). Spread: 30cm (12").
More info
    • 1 x 2 litre potted heuchera plant

    • Despatch:
    •  
    • £8.99
    • Out of stock
    • 2 x 2 litre potted heuchera plants

    • Despatch:
    •  
    • £14.99
    • Out of stock

Anemone 'Wild Swan'

Windflower

  • Award winning new anemone, a Chelsea champion
A truly beautiful perennial, and winner of the RHS Chelsea Flower Show 2011 Plant of the Year title. Trialled over a 10 year period, Anemone 'Wild Swan' is a cross between early and late flowering anemones and as such, the unique flowers bloom intermittently from April right through to the autumn. Each elegant white flower is backed with pretty blue streaks that look particularly eye catching when the flowers nod closed in the mornings and evenings. A superb perennial for borders and woodland gardens with a neat, compact habit. Height: 45cm (18"). Spread: 60cm (24")
More info
    • 1 x 7cm anemone potted plant

    • Despatch: By end of August 2015
    •  
    • £13.99
    • 2 x 7cm anemone potted plants

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

Echinacea purpurea 'Little Magnus' (Large Plant)

Coneflower

Cone Flowers are an easy to grow hardy plant, which look fantastic in cottage garden borders. Echincea 'Little Magnus' is particularly special, as the plants are short, compact and smothered in flowers!

Echincea are excellent for wildlife planting, as bees and butterflies enjoy the sweet nectar coming from the blooms. Height: 45cm (18"). Spread: 30cm (12").

More info
    • 1 x 1 litre potted echinacea plant

    • Despatch: By end of August 2015
    •  
    • £12.99
    • 2 x 1 litre potted echinacea plants

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

Geum 'Banana Daiquiri' (Cocktails series) (Large Plant)

Avens

The refreshing, lemon yellow flowers of Geum 'Banana Daiquiri' are borne above neat clumps of semi evergreen foliage in late spring. Carried on fuzzy stems, each bloom is semi double with a whirl of yellow anthers at its centre. This neat little Avens makes a useful hardy perennial for the front of borders. Take a few of the blooms for a late spring posy - they make great cut flowers! Height: 45cm (18").Spread: 35cm (14"). More info
    • 1 x 1 litre potted geum plant

    • Despatch: By end of August 2015
    •  
    • £7.99
    • 1 x 2 litre potted geum plant

    • Despatch: By end of August 2015
    •  
    • £12.99
    • 2 x 1 litre potted geum plants

    • Despatch: By end of August 2015
    •  
    • £12.99
    • 2 x 2 litre potted geum plants

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

Agapanthus africanus (Large Plant)

African Blue Lily

Agapanthus are spectacular border plants, which look exotic, but are fully hardy in the UK, and will last for many years in the right position. The strap-like leaves create a robust, space-filling clump in the border, and play host to 80cm (31") stems topped with deep blue, trumpet-shaped blooms in late summer.

Agapanthus is evergreen and will excel in Mediterranean-style plantings. Plants will appreciate a sheltered corner, and can be grown in the border or patio containers. The late summer flower displays of the African Lily are a sight to behold. Height: 1m (39"). Spread: 50cm (19").

More info
    • 1 x 12cm potted agapanthus plant

    • Despatch: By end of September 2015
    •  
    • £9.99
    • 2 x 12cm potted agapanthus plants

    • Despatch: By end of September 2015
    •  
    • £16.99

Agapanthus africanus 'Albus' (Large Plant)

African Lily

Exotic, hardy plants with globes made up of many small, trumpet-like blooms in pure white, coming up from robust, grassy foliage. Agapanthus africanus 'Albus' makes an outstanding border perennial for a sunny position in the garden.

African Lilies also make attractive patio container plants; especially in aged terracotta containers. They are easy maintenance plants, and only need re-potting every few years. For something new, try cutting a few blooms of your African Lilies and display them in a vase indoors. Height: 1m (39"). Spread: 50cm (19").

More info
    • 1 x 1 litre potted agapanthus plant

    • Despatch: By end of August 2015
    •  
    • £10.99
    • 2 x 1 litre potted agapanthus plants

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

Geum 'Fireball' (Large Plant)

Avens

Ruffled, semi double flowers with gently scalloped edges make an eye catching display from May to July. Geum 'Fireball' is longer flowering than older cultivars and equally well loved by pollinating insects. This compact little Avens forms a neat clump of foliage that sits nicely at the front of borders. An easy to grow and undemanding hardy perennial, that also makes a nice cut flower. Height and spread: 45cm (18"). More info
    • 1 x 2 litre potted geum plant

    • Despatch: By end of August 2015
    •  
    • £12.99
    • 2 x 2 litre potted geum plants

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