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.


For beautiful summer flowers browse our range of annual plants.



We have found 28 products.
 

Polyanthus 'Most Scented Mixed' (Garden Ready)

Primula

  • The fast-track to a hassle-free garden - just plant, water and enjoy!
  • Quality plants delivered to your door, hardened off and ready to plant out
  • Fully-grown, super-robust, healthy plants
Our garden ready plants are selected for garden performance, straight from the nursery. We send them to you 'green' ahead of flowering (but please note some varieties may show a few blooms), which means plants will establish quickly and all their energy goes into producing better roots, so they produce more flowers throughout the season.

We've sniffed all the polyanthus we could find to be able to make up this exclusive mix for you! Each fresh colour has a lovely, strong fragrance, to bring you a true scent of spring. From late winter, these vigorous perennials produce plenty of flowers on short, stocky stems, above neat rosettes of lush foliage. Fill all your pots and borders with Polyanthus 'Most Scented Mix' for a riot of scent and colour even on the dreariest winter days! Height and spread: 25cm (10").

Culinary note: Some parts of these flowers are edible. Try the sweet tasting petals on top of salads or even pancakes, crystallise them for use as cake decorations too. For more details about edible flowers click here.

 

Garden ready special offer
More info
    • 30 polyanthus garden ready plants

    • Despatch: By end of October 2016
    •  
    • £14.99

Bergenia 'Dragonfly Sakura' (Large Plant)

Reliable evergreen ground cover with astonishing winter colour! The glossy, rounded foliage of Bergenia 'Dragonfly Sakura' turns from lush green to rich purple-black throughout the coldest months. From March, the dark foliage is the perfect backdrop for the candy pink flowers that rise above it. The pretty blooms provide invaluable food for pollinating insects early in the year, and make dainty cut flowers too. Elephant Ears is a reliable, no maintenance hardy perennial - perfect for the front of cottage garden borders. Height: 25cm (10"). Spread: 30cm (12").

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 2 litre potted bergenia plant

    • Despatch: Within 28 days
    •  
    • £12.99
    • 2 x 2 litre potted bergenia plants

    • Despatch: Within 28 days
    •  
    • £19.99

Geranium cinereum 'Jolly Jewel Collection'

Hardy Geranium, Cranesbill

  • Create a carpet of colour
  • Weed-suppressing Hardy Geraniums
  • Long flowering season

The dense foliage on these mat-forming plants is ideal for carpeting difficult dry, sunny banks or filling space in borders and rockeries. Plants hug the ground, meaning the weeds don't even get a look in! These long-lived hardy Geraniums are tough and last for years. The 'Jolly Jewel' series boasts a fruity selection of colours all with attractive veining to the petals and a darker centre to each bloom they barely rest their flower power from spring to late summer. Hardy Geraniums are great low maintenance plants and can also be grown in patio containers for long lasting displays. Height: 25cm (10"). Spread: 30cm (12").
More info
    • 3 x 9cm potted geranium plants

    • Despatch:
    •  
    • £19.99
    • Out of stock
    • 6 x 9cm potted geranium plants

    • Despatch:
    •  
    • £29.99
    • Out of stock

Bergenia 'Pink Dragonfly' (Large Plant)

This cottage garden favourite is regaining popularity for its glossy evergreen foliage and bright-pink spring blooms. Bergenia 'Pink Dragonfly' flowers mostly in spring, but also produces extra flushes into midsummer. The narrow foliage of this variety remains green throughout the growing season before taking on tones of plum-red during the winter months. A superb perennial for the front of borders, and a useful addition to wildlife gardens where its nectar rich blooms will attract pollinating insects. Height: 25cm (10"). Spread: 30cm (12").

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 2 litre potted bergenia plant

    • Despatch: Within 28 days
    •  
    • £12.99
    • 2 x 2 litre potted bergenia plants

    • Despatch: Within 28 days
    •  
    • £19.99

Primrose 'Autumn Colours Mixed' (Garden Ready)

Primula

  • The fast-track to a hassle-free garden - just plant, water and enjoy!
  • Quality plants delivered to your door, hardened off and ready to plant out
  • Fully-grown, super-robust, healthy plants
Our garden ready plants are selected for garden performance, straight from the nursery. We send them to you 'green' ahead of flowering (but please note some varieties may show a few blooms), which means plants will establish quickly and all their energy goes into producing better roots, so they produce more flowers throughout the season.

Winter primroses so quick to flower, you'll get a show this autumn! This quick flowering colour collection offers the longest flowering window we've ever seen among primroses. Confuse the seasons in your garden with vibrant colour from as early as September, right through to spring. Primrose 'Autumn Colours Mixed' are perfect for long lasting patio containers, hanging baskets and border edging. Height: 25cm (10"). Spread: 20cm (8").,

Culinary note: Some parts of these flowers are edible. Try the sweet tasting petals on top of salads or even pancakes, crystallise them for use as cake decorations too. For more details about edible flowers click here.

 

Garden ready special offer
More info
    • 30 primrose garden ready plants

    • Despatch: By end of October 2016
    •  
    • £14.99

Primrose 'Eternity Mixed'

Primula

There's no need to invest in short lived primroses every year anymore! We're bringing you the very best with perennial Primrose 'Eternity Mixed'. Most bedding varieties struggle to pack a punch in the second year, let alone the third, yet Primrose 'Eternity' has enough inbuilt flower-power to bloom for at least three winters in a row. Use them for long lasting container displays, moving them on show each winter, or set them in a permanent cottage garden display or mixed border for years of winter interest. Height: 25cm (10"). Spread: 20cm (8").,

Culinary note: Some parts of these flowers are edible. Try the sweet tasting petals on top of salads or even pancakes, crystallise them for use as cake decorations too. For more details about edible flowers click here.

More info
    • 12 primrose plug plants

    • Despatch: By end of October 2016
    •  
    • £8.99
    • 24 primrose plug plants

    • Despatch: By end of October 2016
    • SAVE* £7.99  
    • £17.98 £9.99

Primrose 'Scirocco Duo'

Primula

  • A real spring show off
  • The ultimate in flamboyant blooms
  • Perfect for borders and containers

This has to be the ultimate Primrose! 'Scirocco' is set to be a future customer favourite thanks to its luxuriant swirled blooms. We don't think there is a prettier primrose available on the market. The colour-splashed blooms are a sight to behold on a dull spring day and are guaranteed to lift your garden display as well as your spirits. Primrose 'Scirocco' makes an excellent spring border filler as well as a show-off specimen in spring containers. Plant out with your favourite spring bulbs this autumn for an elegant early season display in 2017. Height and spread: 25cm (10").
More info
    • 4 x 7cm potted primrose plants

    • Despatch: By end of October 2016
    •  
    • £12.99
    • 8 x 7cm potted primrose plants

    • Despatch: By end of October 2016
    • SAVE* £5.99  
    • £19.99

Polyanthus 'Most Scented Mix'

Primula

  • The most scented polyanthus
We've sniffed all the polyanthus we could find to be able to make up this exclusive mix for you! Each fresh colour has a lovely, strong fragrance, to bring you a true scent of spring. From late winter, these vigorous perennials produce plenty of flowers on short, stocky stems, above neat rosettes of lush foliage. Fill all your pots and borders with Polyanthus 'Most Scented Mix' for a riot of scent and colour even on the dreariest winter days! Height and spread: 25cm (10")..

Culinary note: Some parts of these flowers are edible. Try the sweet tasting petals on top of salads or even pancakes, crystallise them for use as cake decorations too. For more details about edible flowers click here.

 

Buy this variety in a larger plant size
More info
    • 36 polyanthus plug plants

    • Despatch: By end of October 2016
    •  
    • £12.99
    • 72 polyanthus plug plants

    • Despatch: By end of October 2016
    • SAVE* £7.99  
    • £25.98 £17.99

Primrose 'Palazzo Collection'

Primula

  • The all new pom-pom primrose
Our lastest primrose introduction are already causing a big stir. To make ordering both 'Palazzo Wine' and 'Palazzo Pink' easier and more economical, we're now offering them as a duo collection. Treat yourself to some winter luxury. Both velvety shades are topped off with a rich silver-laced edge and sumptuous ruffled petals, making the perfect centrepiece plant for winter and spring containers, baskets and bedding displays. Height: 25cm (10in). Spread: 20cm (8in).,

Culinary note: Some parts of these flowers are edible. Try the sweet tasting petals on top of salads or even pancakes, crystallise them for use as cake decorations too. For more details about edible flowers click here.

More info
    • 6 primrose jumbo plug plants - 3 of each colour

    • Despatch: By end of October 2016
    •  
    • £14.99

Creeping Thyme (Large Plant)

Thymus serpyllum

One of the most useful kitchen herbs, this aromatic, evergreen creeping thyme will grow almost anywhere in containers, rock gardens, and even in cracks between paving. Ideal for creating low, carpets of groundcover that will attract bees to the tiny, pink blooms. Thyme is particularly useful in coastal areas where it copes well with winds and dry conditions. Height: 20cm (8"). Spread: 45cm (18").

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 1 litre potted thymus plant

    • Despatch: Within 28 days
    •  
    • £9.99
    • 2 x 1 litre potted thymus plants

    • Despatch: Within 28 days
    •  
    • £14.99

Gentiana scabra 'Royal Stripes'

  • Unique striped blooms
You'll be familiar with blue flowering gentian plants and you've likely seen white flowered forms, but you'll be blown away by the blue and white striped flowers of Gentiana 'Royal Stripes'. This rare new variety really brings a wow factor to the genus. Look closer at the impressive blooms and you'll also see vibrant green freckling standing out on a white canvas. Whether you use these compact herbaceous perennial plants in patio pots, borders or rockery displays, the carpet of colour is sure to attract attention from friends and family as well as bees and other pollinators. In return of a little deadheading, flowers will just keep on coming from early June through to October. Ideal for dappled shade, try Gentiana 'Royal Stripes' under trees and shrubs for a vibrant lift to your beds and borders. Height and spread: 25cm (10")
More info
    • 1 x 10.5cm potted gentiana plant

    • Despatch: By end of October 2016
    •  
    • £14.99
    • 2 x 10.5cm potted gentiana plants

    • Despatch: By end of October 2016
    • SAVE *£4.99  
    • £29.98 £24.99

Euphorbia polychroma 'Bonfire' (Large Plant)

Euphorbia epithymoides, Milkweed, Spurge

An effervescent little Euphorbia for the garden border. The short, compact plants has amazing evergreen foliage, which turns green and burgundy in the summer, then deeps to bright red by autumn.The spring flowers are sulphur yellow, and create a striking contrast.

Euphorbia are easy to grow in most sites and soils, and the plants of Euphorbia 'Fireglow' appear to glow! Excellent for the front of the border, rockeries or pots. Height: 25cm (10"). Spread 45cm (18").

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 2 litre potted euphorbia plant

    • Despatch: Within 28 days
    •  
    • £10.99
    • 2 x 2 litre potted euphorbia plants

    • Despatch: Within 28 days
    •  
    • £19.99