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.



We have found 11 products.
 

Sanguinaria canadensis f.multiplex

Bloodroot, Red Puccoon

Although rarely seen in the garden centres, Sanguinaria canadensis f.multiplex is a beautiful plant for a damp shady spot in the garden. Small white blooms that resemble tiny waterlilies emerge from between the blue-green leaves in spring. The elegant flowers are delicately scented with a light, spicy fragrance. Interestingly the rhizomes of this hardy perennial exude red sap when cut, giving the plant it’s common name of Bloodroot. Perfect for woodland gardens, shaded borders and rockeries. Height: 15cm (6"). Spread: 30cm (12"). More info
    • 1 barer oot plant

    • Despatch: By end of February 2015
    •  
    • £19.99
    • 2 bare root plants

    • Despatch: By end of February 2015
    • SAVE £9.99  
    • £39.98 £29.99

Brunnera macrophylla 'Starry Eyes'

Siberian Bugloss

  • Brighten up shady areas with this super perennial
Sprays of exquisite starry white blooms with intense blue edges appear in spring, above heart shaped, green foliage. Brunnera macrophylla 'Starry Eyes' loves a moist, shady spot, but can cope well with drier conditions once established. This superb hardy perennial is resilient and quick growing, forming dense clumps that are perfect for creating 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: 35cm (14"). Spread: 60cm (24").
More info
    • 1 bare root plant

    • Despatch: By end of February 2015
    •  
    • £14.99
    • 3 bare root plants

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

Geranium himalayense 'Birch Double'

Geranium himalayense 'Plenum', Hardy Geranium, Cranesbill

Vigorous and versatile, this superb cranesbill tolerates almost any situation; even full shade. A mass of double purple-pink blooms stand above the delicately serrated foliage which turns to shades of burnt red and orange in autumn. Geranium himalayense 'Birch Double' will quickly blend with other herbaceous perennials to create colourful groundcover and looks equally attractive in herbaceous borders and shady woodland gardens. Height: 25cm (10?). Spread: 60cm (24?). More info
    • 1 bare root plant

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

Lamium 'Mega Purple'

Dead-nettle

 Customer Rating
The glistening silvery foliage of Lamium ‘Mega Purple’ contrasts beautifully its mauve, open mouthed blooms. This resilient Dead Nettle loves a shady spot, where it will quickly form a carpet of shimmering leaves. Flowering throughout the summer, its nectar rich blooms are a magnet for pollinating insects making it ideal for wildlife gardens, cottage garden borders and woodland areas. This easy to grow hardy perennial is practically indestructible – the perfect choice for ‘no-fuss’ ground cover. Height: 30cm (12"). Spread: 45cm (18").
More info
    • 3 Postiplug plants

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

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

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 February 2015
    •  
    • £12.99
    • 2 x 3 litre potted brunnera plants

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

Astilbe japonica 'Elisabeth van Veen' (Large Plant)

False Goatsbeard

Astilbe can be the perfect choice for damp, shady corners on soil that may be waterlogged from time to time. Plants are bushy and easy to maintain. 'Elisabeth van Veen' has beautiful, raspberry-purple plumes from early summer.

Astilbe can grow in sun as well as dappled shade, and make an excellent addition to mixed cottage garden borders, or can be grown as a patio plant for summer colour. Height: and Spread: 50cm (19").

More info
    • 1 x 3.5 litre potted astilbe plant

    • Despatch: By end of February 2015
    •  
    • £12.99
    • 2 x 3.5 litre potted astilbe plants

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

Astilbe japonica 'Montgomery' (Large Plant)

False Goatsbeard

Astilbe japonica 'Montgomery' has deep, scarlet-red plumes from early summer, set against bronze-green foliage. These hardy perennials grow well in sun or shade, and are ideal for cottage garden borders or patio pots. If you're looking for a plant for a damp, shady corner that can cope with soil that may be waterlogged occasionally, then make Astilbe your choice. Astilbe plants are bushy and easy to maintain, and are rabbit resistant. Height: 70cm (28"). Spread: 45cm (18").

More info
    • 1 x 1 litre potted astilbe plant

    • Despatch: By end of February 2015
    •  
    • £9.99
    • 2 x 1 litre potted astilbe plants

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

Astilbe japonica 'Washington' (Large Plant)

False Goatsbeard

Astilbe are long-lived perennials, which are excellent for moist, shady corners in sun or dappled shade. 'Washington' is a particularly choice Astilbe, with pure white plumes, which appear from early summer. Plants are very rabbit resistant, and attractive to a range of different butterflies.

Astilbe are an excellent plant for cottage garden borders, or can be grown in containers for summer colour. Ensure soil is moist at all times. Height: and Spread: 50cm (19").

More info
    • 1 x 1 litre potted astilbe plant

    • Despatch: By end of February 2015
    •  
    • £9.99
    • 1 x 3.5 litre potted astilbe plant

    • Despatch: By end of February 2015
    •  
    • £12.99
    • 2 x 1 litre potted astilbe plants

    • Despatch: By end of February 2015
    •  
    • £16.99
    • 2 x 3.5 litre potted astilbe plants

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

Rainbow Orchid

Epipactis 'Sabine', Helleborine

  • Hardy and easy to establish

Epipactis 'Sabine' is breathtakingly beautiful. The Rainbow Orchid's exotic blooms are reminiscent of brightly coloured birds. This hybrid form is hardier than other varieties and easy to establish, spreading freely in favourable conditions. Also known as, Helleborine, this exquisite hardy orchid is perfect for shady, moist borders and woodland planting schemes. Height: 30cm (12”). Spread: 25cm (10”).

More info
    • 2 bare root plants

    • Despatch:
    • SAVE £6.99  
    • £25.98 £18.99
    • Out of stock

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 jumbo plug plants

    • Despatch:
    •  
    • £16.99
    • Out of stock
    • 12 jumbo plug plants

    • Despatch:
    •  
    • £24.99
    • Out of stock

Lily of the Valley 'Mary Brooks'

Convallaria

Illuminate shady borders with vibrant golden green foliage of Lily of the Valley ‘Mary Brooks’. This choice variety has the same deeply fragrant spring blooms as its greener cousins but provides visual impact as well as a fabulous perfume. An iconic spring bulb, Convallaria makes superb ground cover, forming lush carpets of foliage that need little maintenance and positively thrive in woodland gardens and damp shady areas. Height: 20cm (8"). Spread: 30cm (12"). More info
    • 1 flowering size pip

    • Despatch:
    •  
    • £14.99
    • Out of stock
    • 3 flowering size pips

    • Despatch:
    • SAVE £24.98  
    • £44.97 £19.99
    • Out of stock