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 4 products.

Pansy 'Green Goddess'

Viola x wittrockiana

No, your eyes are not deceiving you - this is a green pansy! When we first saw these pretty pansy flowers in such an unusual colour, we had to look twice too! Specially selected by our plant breeders, this unique summer-flowering pansy will look fabulous in beds, borders, patio containers and window boxes where it will flower from summer, right the way through until autumn. Working well with any colour, grow Pansy 'Green Goddess' alone or in mixed planting schemes for something a little bit different. Height: 20cm (8"). Spread: 23cm (9").

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

More info
    • 5 jumbo plug plants

    • Despatch: By end of August 2015
    • £11.99
    • 10 jumbo plug plants

    • Despatch: By end of August 2015
    • SAVE £8.99  
    • £23.98 £14.99

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 bareroot plants

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

Euphorbia x martinii 'Ascot Rainbow'


Evergreen blue-grey leaves edged with bright gold margins make a colourful display throughout the year. The vibrant foliage of Euphorbia x martinii 'Ascot Rainbow' takes on an attractive rosy pink tinge during colder weather and shows superb winter hardiness. In spring, this showy Spurge bears chartreuse green flowers towards the tip of each stem, each with a dark contrasting eye. This striking perennial makes a lovely addition to sunny borders, and once established, is particularly drought tolerant. Height and spread: 50cm (20"). More info
    • 1 jumbo plug plant

    • Despatch:
    • £7.99
    • Out of stock

Euphorbia Duo

Euphorbia characias, Euphorbia x martinii, Spurge

These hardy perennials are well known for their drought tolerance once established, and make superb evergreen specimens for sunny borders. Our Euphorbia Duo combines two fabulous varieties, each with different variegated foliage that will bring year round colour to your garden.

  • Collection comprises:
  • Euphorbia x martinii 'Ascot Rainbow' - Blue-grey leaves edged with bright gold margins that take on an attractive rosy pink tinge during colder weather.
  • Euphorbia characias 'Glacier Blue' - Smokey blue-green foliage edged with contrasting cream margins makes a fabulous evergreen display.
More info
    • 4 jumbo plug plants - 2 of each variety

    • Despatch: By end of March 2015
    • £14.99