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, perennials live for 2 or more years and flower every year. Biennial plants 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 7 products.
 
Geranium Black Velvet Mix

Geranium 'Black Velvet Mix' F1

Pelargonium, Zonal Geranium, Zonal Pelargonium
 Customer Rating
  • Rarely available

Dark, enigmatic foliage makes a startling foil for the beguiling bright blooms of Geranium ‘Black Velvet Mix’ in four striking colours. The unique black leaves, produced on upright bushy plants, are edged with just a hint of green. This boldly coloured zonal geranium makes a striking addition to pots, beds and borders for long lasting summer colour. Height: 40cm (14”). Spread: 30cm (12”).

 More info
    • 24 plugs

    • Despatch: By end of June 2013
    •  
    • £9.99
    • 48 plugs

    • Despatch: By end of June 2013
    •  
    • £19.98 £14.99
Sundaville 'Fountains Mixed'

Sundaville 'Fountains Mixed'

Mandevilla, Dipladenia
  • NEW in 2013
  • Needs less water than usual basket plants
Colourful Sundaville ‘Fountains Mixed’ make fabulous free-flowering, multi-branching plants. The glossy foliage forms a luxurious backdrop for the exotic looking trumpet-shaped blooms in tropical shades of red, pink and white. Train the twining stems upwards onto a climbing frame, or let them spill over the sides of a hanging basket for an unusual display this summer. This vigorous climber can be enjoyed year after year if over-wintered in a warm position, with a minimum temperature of 10°C (50°F). More info
    • 1 x 7cm potted plant

    • Despatch: By end of June 2013
    •  
    • £11.99
    • 3 x 7cm potted plants

    • Despatch: By end of June 2013
    • SAVE £16.98  
    • £35.97 £18.99
Diascia 'Eternal Flames'

SunDiascia 'Eternal Flames'

Twinspur
  • Brand new hardy diascia
  • Mail Order Exclusive
This lovely South African plant produces slender spires, packed with pretty tubular blooms, over a remarkably long flowering period. Diascia ‘Eternal Flames’ will fill borders, beds and containers with vibrant shades of orange and pink from June to October. Although Twinspur is generally grown as an annual, it is actually perennial and hardy to -8C (18F), so it can be easily overwintered with some protection from winter weather. Height and spread: 30cm (12"). More info
    • 3 Postiplugs

    • Despatch: By end of April 2014
    •  
    • £9.99
    • 9 Postiplugs

    • Despatch: By end of April 2014
    • SAVE £14.98  
    • £29.97 £14.99
Fuchsia 'Chamaeleon'

Fuchsia 'Chamaeleon'

  • NEW in 2013
No, it's not an illusion! Fuchsia ‘Chamaeleon bears three different flower colours at the same time. Cerise pink buds reveal frilly petals in any combination of white and violet - so each bloom comes as a magical surprise. This half hardy, free-flowering variety has gently cascading stems that make a wonderful display in hanging baskets and patio containers. Fuchsia 'Chamaeleon' is a particularly useful for those tricky shaded spots as it seems to prefer shade. Height: 25cm (10"). Spread: 30cm (12").

Culinary note: Some parts of these flowers are edible. For more details about edible flowers click here.

 More info
    • 5 Postiplugs

    • Despatch: By end of April 2014
    •  
    • £9.99
    • 10 Postiplugs

    • Despatch: By end of April 2014
    • SAVE £4.99  
    • £19.98 £14.99
Fuchsia 'Pink Elephant'

Fuchsia 'Pink Elephant'

  • NEW in 2013
  • World Exclusive
The double flowers of Fuchsia ‘Pink Elephant’ unfurl from long, rose-like buds to reveal layer upon layer of sumptuous pale pink ruffles. With a gentle cascading habit, this lovely half-hardy fuchsia makes a spectacular summer display in hanging baskets, flower pouches® and containers. Height: 25cm (10"). Spread: 30cm (12").

Culinary note: Some parts of these flowers are edible. For more details about edible flowers click here.

 More info
    • 5 Postiplugs

    • Despatch: By end of April 2014
    •  
    • £9.99
    • 10 Postiplugs

    • Despatch: By end of April 2014
    • SAVE £4.99  
    • £19.98 £14.99
Mimulus 'Magic Rainbow' (Diplacus, Monkey Flower, Musk)

Mimulus x hybridus 'Magic Rainbow'

, Diplacus, Monkey Flower, Musk
 Customer Rating
  • RHS Award of Garden Merit
These low growing, bushy mimulus plants produce masses of tubular blooms, looking much like exotic, wide snapdragon flowers. Although monkey flowers are tender perennials, they are best treated as an annual for beds, containers and baskets, except in the mildest parts of the country. Mimulus ‘Magic Rainbow’ is ideal to add a bright splash of summer colour from June to August in lightly shaded, moist beds in the garden. Height and spread: 30cm (12”). More info
    • 36 plugs

    • Despatch: By end of May 2013
    •  
    • £9.99
    • 72 plugs

    • Despatch: By end of May 2013
    • Double up 36 to 72 for £5 extra  
    • £19.98 £14.99

Mazus reptans

  • New in 2012
  • Try a new ground cover idea
This low growing, matt-forming perennial is perfect for filling gaps between stepping stones or at the front of sheltered borders and rockeries. The spreading foliage of Mazus reptans forms a dense carpet that is covered in pretty lilac-blue flowers with a yellow-spotted lower lip. This hardy, ground cover alpine has a long flowering period from late spring to July. Height: 5cm (2"). Spread: 30cm (12"). More info
    • 5 jumbo plugs

    • Despatch:
    •  
    • £13.99
    • Out of stock
    • 10 jumbo plugs

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