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 14 products.
 

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 November 2015
    •  
    • £14.99
    • 3 bare root plants

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

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 potted plant

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

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

Meconopsis Duo

Himalayan Blue Poppy, Tibetan Poppy

These stunning Himalayan poppies are a 'must have' in the garden! Silky petals in shades of white or blue surround golden yellow stamens to form clear, single blooms up to 10cm (4") across. Forming a basal rosette of hairy leaves, Meconopsis makes a captivating feature planted en masse in woodland gardens and moist, shady borders.


  • Collection comprises 4 jumbo plugs each of:
  • Meconopsis 'Lingholm' – A captivating short-lived perennial bearing spectacular, single clear blue poppy flowers, up to 10cm (4") across. Incredibly popular, this Himalayan blue poppy is ideal for moist shady borders. Height: 75cm (30"). Spread: 50cm (20").
  • Meconopsis baileyi 'Alba' - Rarely seen, this stunning white form of the Himalayan blue poppy is a real eye-catcher in late spring and early summer. Although often short-lived, this Meconopsis makes a stunning feature when planted en masse. Height: 90cm (35"). Spread: 50cm (20").
More info
    • 8 jumbo plugs - 4 of each variety

    • Despatch: By end of June 2015
    • SAVE £8.99  
    • £33.98 £24.99

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

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

Lupin 'The Governor' (Large Plant)

Lupinus

Add a modern twist to your traditional planting schemes with the bicolour purple and white blooms of Lupin ‘The Governor’. This tough, robust perennial produces its splendid, tall flower spikes from early summer onwards; each spire packed with pretty pea-like flowers. This cottage garden favourite that is superb for adding architectural stature to borders and woodland planting schemes. Height: 90cm (35"). Spread: 60cm (24"). More info
    • 1 x 2 litre potted plant

    • Despatch: By end of June 2015
    •  
    • £9.99
    • 2 x 2 litre potted plants

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

Ajuga reptans 'Catlins Giant' (Large Plant)

Bugle

Bugle is an easy to grow, spreading evergreen plant, which is perfect for a difficult shady corner. Ajuga ‘Caitlin’s Giant’ is a robust, low-maintenance variety with glossy leaves, and erect spikes of purple-blue flowers during the summer.

Ajuga are ideal for moist, shady corners of the garden and are maintenance-free. Plants are tight and mat-forming, and will stop weeds coming through their tough blanket of foliage and flowers. Height: 50cm (20"). Spread up to 1m (39").

More info
    • 1 x 1 litre potted ajuga plant

    • Despatch: By end of June 2015
    •  
    • £9.99
    • 2 x 1 litre potted ajuga plants

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

Ajuga reptans 'Party Colour' (Large Plant)

Bugle

Bugle is an easy to grow, evergreen carpeting plant, which can be grown in awkward, shady corners. Plants are entirely maintenance-free, and have pretty foliage and spikes of electric-blue flowers in summer.

Ajuga ‘Party Colors’ has distinctive, multi-coloured foliage, which gives all year round interest in the garden. Bugle plants are the perfect choice for shady corners of the garden, whether moist or dry, and the thick carpet of growth will help to stop weeds coming through. Height: 20cm (8"). Spread up to 50cm (20").

More info
    • 1 x 1 litre potted ajuga plant

    • Despatch: By end of June 2015
    •  
    • £9.99
    • 2 x 1 litre potted ajuga plants

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

Ajuga reptans 'Black Scallop' (Large Plant)

Ajuga reptans 'Binblasca', Bugle

Ajuga reptans 'Black Scallop' is a highly attractive variety of Bugle. The violet blue flower-spikes appear from late spring against a dense matt of glossy, liquorice-black foliage. This dark leaved perennial is more sun tolerant than many cultivars, with the foliage becoming blacker when grown in full sun. A superb groundcover plant, Bugle is a tough and reliable evergreen that copes in almost any soil conditions. Ajuga reptans 'Black Scallop' is particularly effective at the front of borders, creeping through rockeries or as groundcover in wildlife gardens where it will attract pollinating insects. Height: 15cm (6"). Spread: 60cm (24"). More info
    • 1 x 1 litre potted ajuga plant

    • Despatch: By end of June 2015
    •  
    • £7.99
    • 2 x 1 litre potted ajuga plants

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

Brunnera macrophylla 'Sea Heart' (Large Plant)

Siberian Bugloss

A choice perennial for the plant connoisseur! Brunnera macrophylla 'Sea Heart' forms dense clumps of shimmering, silvery foliage with distinct grey-green veining. The metallic leaves of this variety are particularly thick, reducing the risk of scorch. Throughout Spring, this lovely Siberian Bugloss bears delicate sprays of pale blue and pink flowers, reminiscent of Forget-Me-Nots. A lovely low maintenance ground cover plant that makes a big impact in shaded woodland areas and cottage garden borders. Height: 30cm (12"). Spread: 60cm (24"). More info
    • 1 x 3 litre potted brunnera plant

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

    • Despatch: By end of June 2015
    •  
    • £20.99

Brunnera macrophylla 'Silver Heart' (Large Plant)

Siberian Bugloss

Silvery heart-shaped leaves form dense clumps of foliage with a beautiful moonlight shimmer. Brunnera macrophylla 'Silver Heart' bears delicate sprays of bright blue flowers in late spring that make a particularly eye-catching display. This choice variety has thicker leaves than many traditional cultivars making it less prone to scorch when grown in a sunny position. For decorative ground cover, Siberian Bugloss is hard to beat, particularly in those dull, shaded corners of the garden. Height: 30cm (12"). Spread: 60cm (24"). More info
    • 1 x 3 litre potted brunnera plant

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

    • Despatch: By end of June 2015
    •  
    • £20.99

Pulmonaria 'Blue Ensign' (Large Plant)

Lungwort

The beautiful clear blue flowers of this striking Lungwort appear in large clusters from March to May. Unlike many cultivars, the green foliage of Pulmonaria 'Blue Ensign' is broader, unspotted and more refined, creating low spreading clumps that make attractive ground cover. This superb RHS AGM variety is ideal for bringing spring colour to woodland areas and shaded borders, where it will attract pollinating insects to its nectar rich blooms. Height: 35cm (14"). Spread: 45cm (18"). More info
    • 1 x 3 litre potted pulmonaria plant

    • Despatch: By end of June 2015
    •  
    • £11.99
    • 2 x 3 litre potted pulmonaria plants

    • Despatch: By end of June 2015
    •  
    • £18.99

Pulmonaria 'Trevi Fountain' (Large Plant)

Lungwort

Considered to be one of the longest flowering blue cultivars, this super little Lungwort has much to offer. Pulmonaria 'Trevi Fountain' is particularly striking with deep cobalt blue flowers borne in clusters from March to May. This dependable hardy perennial forms an attractive carpet of silver spotted foliage that makes superb ground cover, particularly in shaded areas. A lovely addition to herbaceous borders and woodland areas, where it will provide a valuable source of nectar for pollinating insects. Height: 30cm (12"). Spread: 50cm (19"). More info
    • 1 x 3 litre potted pulmonaria plant

    • Despatch: By end of June 2015
    •  
    • £11.99
    • 2 x 3 litre potted pulmonaria plants

    • Despatch: By end of June 2015
    •  
    • £18.99