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 210 products.
 

Geranium 'Double Flowered Collection'

Hardy Geranium, Cranesbill

Enjoy our selection of the very best double-flowered cranesbills. Every bloom is a pretty posy of vibrant colour and unlike their single flowered relations, these hardy geraniums won't self seed, so the flowers last even longer. These cottage garden favourites will quickly blend with other herbaceous perennials to create colourful groundcover, and look equally attractive in borders or containers. Height: Up to 90cm (36"). Spread: 60cm (24").
  • Collection comprises 1 plant each of:
  • Geranium himalayense 'Birch Double' (left) - Vigorous and versatile, this superb cranesbill tolerates almost any situation; even full shade.
  • Geranium pratense 'Laura' (bottom right) - Long lasting, weather resistant, double white flowers are produced from June onwards on upright, downy stems.
  • Geranium pratense 'Summer Skies' (top right) - The double blooms of Geranium pratense 'Summer Skies' may look delicate but this hardy herbaceous perennial is tough and undemanding.
More info
    • 3 bareroot plants - 1 of each variety

    • Despatch: By end of February 2015
    • SAVE £19.98  
    • £38.97 £18.99
    • 6 bareroot plants - 2 of each variety

    • Despatch: By end of February 2015
    • SAVE £48.95  
    • £77.94 £28.99

Geranium pratense 'Summer Skies'

Hardy Geranium, Meadow Cranesbill

Plant swathes of this gorgeous mauve-pink geranium in your cottage garden borders and enjoy dreamy summer skies all summer long. The double blooms of Geranium pratense 'Summer Skies' may look delicate but this hardy herbaceous perennial is tough and undemanding. Unlike its single flowered relations, this meadow cranesbill does not self seed, so the flowers last even longer. Height: 90cm (36”). Spread: 60cm (24”).
More info
    • 1 bareroot plant

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

Geum 'Fruit Punch' Collection

Avens

A fruity collection of Geums which are ideal for adding to the front of perennial borders for summer-long colour. The pretty, bowl-shaped blooms are held high above the foliage on elegant, wiry stems, which are ideal for cutting for a vase indoors. Easy to grow, reliable and with a long flowering period, Geum 'Fruit Punch Collection' is an essential addition to your summer garden.


  • Collection comprises the following varieties:
  • Geum 'Mai Tai' - A compact Geum with beautiful, ruffled apricot-orange blooms emerging from contrasting burgundy buds. Height: 45cm (18"). Spread: 40cm (16").
  • Geum 'Double Sunrise' - A cheerful new Geum with gorgeous, double yellow blooms. Height: 50cm (20"). Spread: 45cm (18").
  • Geum 'Flames of Passion' - Soft red, semi-double blooms with contrasting yellow anthers are borne on burgundy stems. Height: 45cm (18"). Spread: 40cm (16").
More info
    • 3 bareroot plants - 1 of each variety

    • Despatch:
    •  
    • £18.99
    • Out of stock
    • 6 bareroot plants - 2 of each variety

    • Despatch:
    •  
    • £26.99
    • Out of stock

Dianthus Lucky Dip

Pink

Buy our great value 'surprise' packs of 'pinks'. For just £4.99 you can receive a pack of pinks worth £9.99. To allow us to offer you such a good price, we can't take orders for specific varieties, but whatever we decide to send, you won't be disappointed!


Each customer can order up to 5 'Lucky Dip' packs. If you order more than 1 pack, we'll do our best to send a different variety for each pack ordered, subject to availability. A pack represents a single variety and not a mixture of several varieties.

 

Culinary note: Dianthus flowers are edible.

Culinary note: Some parts of these flowers are edible. For more details about edible flowers click hereOther Lucky Dip Products

More info
    • 1 lucky dip

    • Despatch: By end of March 2015
    •  
    • £9.99 £4.99

Heteropappus meyendorfii

Blue Chrysanthemum

  • New in 2014
  • Hundreds of electric blue blooms
Like a little blue Chrysanthemum, this fabulous plant produces an abundance of blooms from late summer, and continues throughout autumn. Heteropappus meyendorfii is a colourful, late flowering half hardy perennial with a lovely spreading habit. This pretty little daisy is perfect for filling gaps in containers and late summer borders when other plants are beginning to fade. Height: 30cm (12"). Spread: 45cm (18").
More info
    • 5 Postiplug plants

    • Despatch:
    •  
    • £8.99
    • Out of stock
    • 10 Postiplug plants

    • Despatch:
    •  
    • £17.98 £12.99
    • Out of stock

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 bareroot plant

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

Golden Lysimachia

Lysimachia punctata, Dotted Loosestrife

  • A towering, elegant plant for the border
Bring some sunshine to your borders with this resilient cottage-garden favourite. Neat clumps of tall, elegant stems with striking yellow flowers are borne from mid-summer through until early autumn. Golden Lysimachia is great for difficult clay soils and shadier parts of the garden, thriving in damp borders, bog gardens or at the margins of a pond. Grow dotted loosestrife in woodland gardens or informal areas for a burst of late summer colour! Height: 90cm (35"). Spread: 60cm (24").
More info
    • 5 Postiplug plants

    • Despatch: By end of March 2015
    •  
    • £9.99
    • 10 Postiplug plants

    • Despatch: By end of March 2015
    •  
    • £14.99

Osteospermum Collection (Hardy)

African Daisy, Cape Daisy

 Customer Rating

Versatile and resilient, hardy Osteospermums will thrive in hot, dry, neglected conditions, yet remain some of longest-flowering plants in the garden! Expect vibrant summer colour and weed suppressing ground cover from these easy to grow, sun loving Cape Daisies. Height: 15cm (6"). Spread: 90cm (36").

  • Collection comprises:
  • Osteospermum 'Snow Pixie' - A perfect contrast to its purple-pink coloured cousins, sporting clean, white petals with a golden yellow eye.
  • Osteospermum 'Tresco Purple' - Bold pink daisy flowers open every morning to greet the sun.
  • Osteospermum jucundum var. compactum - Irrepressibly cheerful, bright pink daisy flowers smother carpets of low growing foliage.
More info
    • 9 jumbo plug plants - 3 of each variety

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

Geranium 'Jackpot Mixed' F1 Hybrid (Garden-Ready)

Pelargonium, Zonal Geranium, Zonal Pelargonium

 Customer Rating
  • New in 2014
  • Stunning blooms will last all summer

Our garden-ready plants are now even bigger and better! You can plant our garden-ready plants straight into the garden when they arrive - it couldn’t be easier! There’s no need to re-pot them or to grow them on - just plant and water them. Pretty soon you’ll be enjoying their wonderful displays of colour. If you haven’t got the time or the room to grow plants from small seedlings, then these are for you! You’re sure to get great results because we’ve done the crucial early growing for you. Just plant, water and enjoy!


These weather tolerant, F1 hybrid pelargoniums have more than enough vigour to ensure a spectacular, free flowering display throughout summer. Geranium 'Jackpot Mixed' produce masses of colourful single blooms on neat compact plants. Perfect for filling beds, borders and patio containers. Height: 40cm (16"). Spread: 35cm (14").


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
    • 30 garden-ready plants

    • Despatch: By end of May 2015
    • Add a 2nd pack for just £5  
    • £14.99

Geranium 'Supreme Mixed'

Pelargonium, Ivy-leaved Geranium, Ivy-leaved Pelargonium

  • New in 2014
For hassle-free gardening, look no further than our pre-planted baskets for easy summer-long colour. We’re always on the look out for ways to make life simpler for our gardening customers. So what could be easier than hanging baskets which are already planted up? We’ve taken the hard work out of creating wonderfully colourful displays - just order our pre-planted baskets of your favourite varieties and position them where you’ll most enjoy their summer colour. Then all you need to do is water them and wait!

A kaleidoscope of vibrant pelargonium flowers fill the trailing stems of Geranium ‘Supreme Mixed’. These stunning Ivy Leaf geraniums are perfect for creating long lasting hanging basket displays that won’t disappoint. Each basket has 5 plants. Height: 30cm (12"). Spread: 45cm (18"). Hanging Basket: 27cm diameter.
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 garden-ready basket with 5 plants

    • Despatch: By end of June 2015
    • Add a 2nd basket for just £5.00  
    • £14.99

Geranium 'Appleblossom Rosebud'

Pelargonium, Zonal Geranium, Zonal Pelargonium

Captivating rosebud blooms open to reveal large, bicoloured clusters of fully double, pink and white flowers. This delightful zonal geranium has retained its popularity since the Victorian age and remains admired and sought after today. The long flowering period and drought tolerance of Geranium ‘Appleblossom’ make it ideal for creating an enchanting display in borders and patio containers that will last well into autumn. Height: 40cm (16”). Spread: 25cm (10”). More info
    • 1 x 10.5cm potted plant

    • Despatch: By end of March 2015
    •  
    • £9.99
    • 3 jumbo plug plants

    • Despatch: By end of March 2015
    •  
    • £12.99
    • 3 x 10.5cm potted plants

    • Despatch: By end of March 2015
    •  
    • £19.99
    • 6 jumbo plug plants

    • Despatch: By end of March 2015
    • SAVE £7.99  
    • £25.98 £17.99

Shasta Daisy 'Real Glory'

Leucanthemum x superbum, Chrysanthemum maximum

  • New in 2014

A robust and reliable summer perennial, Shasta Daisy ‘Real Glory’ is aptly named. The large, 10cm (4") diameter blooms have beautifully reflexed petals that each curl downwards to frame a ruffled, creamy-yellow central dome. These shaggy looking daisy flowers perch atop strong, upright stems and last for weeks in the flower border, attracting bees, butterflies, and other insects. They make long lasting cut flowers too. Leucanthemums are closely related to Chrysanthemums and at their best when planted in large drifts for maximum impact! Height: 65cm (26"). Spread: 45cm (18").

More info
    • 3 jumbo plug plants

    • Despatch: By end of June 2015
    •  
    • £12.99
    • 6 Jumbo plug plants

    • Despatch: By end of March 2015
    •  
    • £25.98 £16.99