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 20 products.
 

Actaea cordifolia (Large Plant)

Cimicifuga racemosa var. cordifolia, Bugbane, Cohosh

 Customer Rating

Cimicifuga is an attractive border perennial with an exotic appearance. Actaea has a robust habit, and can fill a gap in the border with its fancy foliage and summer flower spikes, which are tall and imposing.

The flower spikes of Actaea are made up of many tiny florets, and these have a spicy fragrance. Cimicifuga is a long-lasting plant, surviving for many years, and is very useful for difficult situations, such as cold, wet corners of the garden. Height: 1m (39"). Spread: 50cm (20").

 

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

    • Despatch: By end of February 2016
    •  
    • £9.99
    • 2 x 1 litre potted actaea plants

    • Despatch: By end of February 2016
    •  
    • £16.99

Eucalyptus gunnii (Large Plant)

Eucalyptus divaricata, Cider Gum, Ironbark

Prune this eye catching, hardy evergreen into an attractive shrub, or let it to grow into a magnificent tree. Young plants bear silvery blue foliage before producing more linear green leaves as the tree ages. Stems of eucalyptus leaves are excellent for adding to cut flower arrangements! The attractive flaking bark reveals exquisite shapes and patterns on the main trunk of mature specimens. Eucalyptus gunnii is fast growing and easy to care for, making an outstanding specimen plant. Height: Up to 25m (80ft) if not pruned. Spread: Up to 10m (32ft) if not pruned.

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 3.5 litre potted eucalyptus plant

    • Despatch: By end of July 2016
    •  
    • £14.99
    • 2 x 3.5 litre potted eucalyptus plants

    • Despatch: By end of July 2016
    •  
    • £24.99

Delphinium 'Pink Blushes'

This Pink Blush is anything but embarrassing! Glorious, tall spikes of evenly spaced, perfectly formed florets in shades of pink, from pastel to magenta! The result of many years of breeding from Terry Dowdeswell, our world-class Delphinium expert in New Zealand, Delphinium 'Pink Blushes' are strong plants with disease resistance and unrivalled garden performance. Height: 1.5m (5'). Spread: 75cm (30").
More info
    • 5 delphinium Postiplug plants

    • Despatch: By end of April 2016
    •  
    • £9.99
    • 10 delphinium Postiplug plants

    • Despatch: By end of April 2016
    •  
    • £14.99

Foxglove 'Dalmatian Cream' F1 Hybrid

Digitalis purpurea

Elegant cream trumpets with pretty spotted throats crowd the vertical stems of Foxglove 'Dalmation Cream'. This statuesque foxglove has a sturdy, uniform habit forming well branched plants that look magnificent in cottage gardens and woodland borders. Let this short lived perennial seed about to create dramatic drifts and attract wildlife to its nectar rich flowers. Height: 50cm (20"). Spread: 40cm (16").
More info
    • 12 foxglove plug plants

    • Despatch: By end of April 2016
    •  
    • £7.99

Geranium 'Custard Cream'

Pelargonium, Zonal Geranium, Zonal Pelargonium

  • The world's first true yellow geranium
For many years the elusive yellow geranium has been the holy grail of the plant world. There are plenty of dark cream varieties but few have captured that true yellow colour. Pelargonium enthusiasts will love Geranium 'Custard Cream' for its buttery yellow blooms and fabulous vigour. Created by the world's leading geranium breeder, this superb zonal pelargonium deserves a prominent place in your patio containers and borders this summer. Height: 30cm (12"). Spread: 25cm (10").
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
    • 1 x 10.5cm potted geranium plant

    • Despatch: By end of April 2016
    •  
    • £12.99
    • 3 x 10.5cm potted geranium plant

    • Despatch: By end of April 2016
    • SAVE £19.98  
    • £38.97 £18.99

Hellebore 'Single Yellow Spotted' (Large Plant)

Helleborus

Hellebores are ideal for winter colour in the garden. The Christmas Rose begins to flower early on in the year, sometimes from Christmas time. Hellebores are perfect for shady borders, and are ideal for awkward, shady corners, or for planting under trees and shrubs, or into large, showy patio containers.

Hellebores have photogenic, colourful, long-lasting flowers. Hellebore ‘Single Single Yellow Spotted’ features pretty flowers with a unique spotting. The evergreen Hellebore is excellent for beginners and those with small gardens. Plants will give guaranteed winter colour in borders. Height and spread: 45cm (18").

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 3 litre potted hellebore plant

    • Despatch:
    •  
    • £11.99
    • Out of stock
    • 2 x 3 litre potted hellebore plants

    • Despatch:
    •  
    • £19.99
    • Out of stock

Heuchera 'Melting Fire' (Large Plant)

Coral Flower, Coral Bells

The deeply curled foliage of Heuchera hybrida 'Melting Fire' emerges a rich blood red colour and matures to a dark shade of purple-red. This eye-catching coral flower is strong growing, forming large clumps of foliage with good weather tolerance. Admired for their long season of interest, Heucheras are ideal for adding colourful, semi-evergreen foliage to borders and mixed containers. Height and spread: 40cm (16").

 

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

    • Despatch: By end of May 2016
    •  
    • £9.99
    • 2 x 2 litre potted heuchera plants

    • Despatch: By end of May 2016
    •  
    • £16.99

Foxglove 'Camelot Cream' (Large Plant)

Digitalis purpurea

Foxgloves are the perfect cottage garden plant; and new strain Foxglove ‘Camelot Cream’ has the traditional appearance of usual wild Foxgloves, but with blooms all around the stem, giving even more impact.

‘Camelot’ Foxgloves are superior, F1 hybrid quality, and plants will flower in the same year that they are planted. Digitalis are ideal for cottage garden borders, are easy to grow and will last for many years. Height: 120cm (48"). Spread: 45cm (18").

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 3 litre potted foxglove plant

    • Despatch: By end of April 2016
    •  
    • £9.99
    • 2 x 3 litre potted foxglove plants

    • Despatch: By end of April 2016
    •  
    • £16.99

Heuchera 'Obsidian' (Large Plant)

Coral Flower, Coral Bells

This striking Coral Flower makes a bold statement. Fine sprays of creamy white flowers stand out against the glossy, deep maroon-black foliage. The nectar rich flowers of Heuchera ‘Obsidian’ attract pollinating insects and bring a light, airy feel to cut flower arrangements. This hardy evergreen perennial retains its elegant looks all year round, making it particularly useful for ground cover when planted en-masse. Perfect for individual patio pots or creating a sophisticated ‘Black-tie’ look in borders. Height: 45cm (18"). Spread: 30cm (12").

 

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

    • Despatch: By end of May 2016
    •  
    • £9.99
    • 2 x 1 litre potted heuchera plants

    • Despatch: By end of May 2016
    •  
    • £17.99

Hellebore 'Double Apricot Thin Picotee' (Large Plant)

Helleborus

Beautiful creamy apricot petals with delicate cerise margins form fabulous double blooms that shine out from winter borders. Hellebore ‘Double Apricot Thin Picotee’ 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"). More info
    • 1 x 3 litre potted hellebore plant

    • Despatch:
    •  
    • £9.99
    • Out of stock
    • 2 x 3 litre potted hellebore plants

    • Despatch:
    •  
    • £14.99
    • Out of stock

Heuchera 'Prince of Silver' (Large Plant)

Coral Flower, Coral Bells

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").

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
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

Heuchera villosa 'Palace Purple' (Large Plant)

Heuchera sanguinea 'Palace Purple', Coral Flower, Coral Bells

Neat mounds of distinctive purple foliage make Heuchera ‘Palace Purple’ a particularly popular Coral Flower. The glossy, semi-evergreen leaves of this striking hardy perennial provide year round colour, forming drifts of ground cover and adding a bright splash to winter containers. The delicate summer sprays of pale pink flowers make dainty cut flowers and attract bees to their nectar rich blooms. Height and spread: 60cm (24").

 

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

    • Despatch: By end of May 2016
    •  
    • £9.99
    • 2 x 2 litre potted heuchera plants

    • Despatch: By end of May 2016
    •  
    • £16.99