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.


For beautiful summer flowers browse our range of annual plants.



We have found 32 products.
 

Red Hot Poker 'Fire Dance' (Large Plant)

Kniphofia

The Red Hot Poker is instantly recognisable. This reliable perennial is an old favourite for mixed herbaceous borders. Kniphofia 'Fire Dance' is a particularly useful selection, as it's extremely cold hardy. The scarlet and yellow blooms rise above dense clumps of evergreen foliage in summer.Plants also prove remarkably rabbit proof and these robust plants are loved by bees and butterflies too. Height: 50cm (20") Spread: 60cm (24").

 

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

    • Despatch: By end of August 2016
    •  
    • £12.99
    • 2 x 1 litre potted red hot poker plants

    • Despatch: By end of August 2016
    •  
    • £19.99

Polyanthus 'Firecracker'

Primula

 Customer Rating
An eye-catching new Polyanthus bearing yellow blooms with a fiery orange-red edge. These long-lasting flowers are borne on strong, stout stems above rosettes of semi-evergreen foliage. Versatile and easy to grow, Polyanthus 'Firecracker' is perfect for edging borders and brightening up spring patio containers. Height and spread: 23cm (9").

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 polyanthus plug plants

    • Despatch: By end of August 2016
    •  
    • £9.99 £7.99
    • 24 polyanthus plug plants

    • Despatch: By end of August 2016
    • SAVE £5.99  
    • £15.98 £9.99
    • 48 polyanthus plug plants

    • Despatch: By end of August 2016
    • SAVE* £18.97  
    • £31.96 £12.99

Ligularia dentata 'Midnight Lady' (Large Plant)

Are you looking for a statement plant for your border? Ligularia dentata 'Midnight Lady' is the perfect choice. Giant, architectural foliage in deep bronze, with golden-orange daisy flowers on dark stems.

Ligularia plants can be grown in reliably moist soil, making them ideal for those damp, shady corners and spectacular waterside plants. Ligularia are deer and rabbit resistant, yet adored by bees and butterflies. Height: 1m (39"). Spread: 75cm (30").

 

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

    • Despatch: By end of August 2016
    •  
    • £9.99
    • 2 x 1 litre potted ligularia plants

    • Despatch: By end of August 2016
    •  
    • £16.99

Inula orientalis (Large Plant)

Intriguing woolly buds reveal bold orange daisy-like blooms throughout the summer which are loved by pollinating insects. This hardy perennial makes a superb filler, with just one plant forming a reasonable clump on its own. Inula orientalis makes a cheerful addition to perennial and mixed borders. Try cutting a few of the blooms brighten up a vase indoors. Height: 90cm (36"). Spread: 60cm (24").

 

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

    • Despatch: By end of August 2016
    •  
    • £9.99
    • 2 x 1 litre potted inula plants

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

Wallflower 'Sunset Orange'

Erysimum, Cheiranthus

We've hand-picked this special orange wallflower for its quick flowering to offer you fragrance and colour in autumn as well as spring. This tough performer establishes quickly after planting in autumn to offer a strong flush of fragrant flowers before winter. Wallflower 'Sunset Orange' loves the cooler weather, and is the perfect winter border filler As spring warms up the plants burst back into colour for a second show. Leave in place for a third hit of autumn flowers. Height and spread: 30cm (12").
More info
    • 36 wallflower plug plants

    • Despatch: By end of September 2016
    •  
    • £12.99
    • 72 wallflower plug plants

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

Polyanthus 'Firecracker' (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.


An eye-catching new Polyanthus bearing yellow blooms with a fiery orange-red edge. These long-lasting flowers are borne on strong, stout stems above rosettes of semi-evergreen foliage. Versatile and easy to grow, Polyanthus 'Firecracker' is perfect for edging borders and brightening up spring patio containers. Height and spread: 23cm (9").


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 September 2016
    •  
    • £14.99

Strelitzia 'Bird of Paradise'

Strelitzia

Bring a touch of the tropics to your garden with the exotic blooms of the Bird of Paradise plant. This striking plant makes a great seasonal summer addition, plunged into sunny borders or kept in a container on a sunny patio. Protected over winter plants will reach an impressive size, rivalling any plants you've seen on your sunshine holidays. As temperatures drop moving into autumn, bring the plant inside for a touch of summer all winter long. The stately blue green, deeply ribbed foliage makes an attractive foil for their magnificent flowers which resemble birds with bright plumage. The striking blooms will make for an impressive talking point on the patio! Height: 210cm (83"). Spread 100cm (36") More info
    • 1 x 13cm potted strelitzia plant

    • Despatch: By end of August 2016
    •  
    • £14.99
    • 2 x 13cm potted strelitzia plants

    • Despatch: By end of August 2016
    •  
    • £24.99

Iris 'Orange Harvest' (Re-Blooming)

Bearded Iris

Vibrant orange blooms with a delicate fragrance make Iris 'Orange Harvest' a worthy addition summer borders. With the first flowers appearing in late spring and continuing into summer, these really are outstanding hardy perennials. These majestic bearded iris flowers also make impressive cut flowers for a vase indoors. Height: 90cm (36"). Spread: 40cm (16").

 

4 for 3 on autumn planting bulbs
More info
    • 1 Iris rhizome

    • Despatch: By end of September 2016
    •  
    • £8.99

Primrose 'Primlet Sunrise'

Primula

Add a touch of romance to the garden this winter with a primrose that thinks it's a real rose! Roses are renowned for their scent and iconic flower shape, but so is 'Primlet Sunrise'! The heavy clusters of scented blooms look just like mini roses. Grow your own pretty posies of primroses in ever-changing sunrise shades. An essential ingredient for your winter and spring patio pots when you're looking to inject warmth and colour into the garden at the coldest time of year. Height: 15cm (6"). Spread: 18cm (7").,

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 September 2016
    •  
    • £8.99
    • 24 primrose plug plants

    • Despatch: By end of September 2016
    • SAVE* £4.99  
    • £17.98 £12.99

Wallflower 'Winter Party'

Erysimum, Cheiranthus

The richly fragrant blooms of Wallflower 'Winter Party' create a tapestry of colour in shades of burnt orange and mauve. This evergreen erysimum hybrid has a neat, compact habit making it perfect for beds, borders and containers. Versatile and undemanding, this short lived perennial tends to be grown as a biennial, and is tough enough to cope in even the poorest of soils. Height and spread: 30cm (12").
More info
    • 6 wallflower jumbo plug plants

    • Despatch: By end of August 2016
    •  
    • £14.99
    • 12 wallflower jumbo plug plants

    • Despatch: By end of August 2016
    •  
    • £19.99

Viola 'Sorbet Orange Jump Up'

Pansy

A vivacious colour scheme of orange and deep purple flowers with charming whiskered faces. Viola 'Sorbet Orange Jump Up' makes a vibrant addition to autumn and spring displays. This charming Viola flowers enthusiastically over a long period, while still retaining its uniformity and neat compact habit. Height: 20cm (8"). Spread: 23cm (9").

Culinary note: Some parts of these flowers are edible. The crystallised petals are great decorations for cakes and cookies, or they can be added straight to green salads for an injection of colour. For more details about edible flowers click here.

More info
    • 36 Viola plug plants

    • Despatch: By end of September 2016
    •  
    • £13.99
    • 72 Viola plug plants

    • Despatch: By end of September 2016
    • SAVE* £8.99  
    • £27.98 £18.99

Gerbera 'Sweet Glow'

Barberton Daisy, Transvaal Daisy

  • T&M exclusive
  • Bigger and better winter hardy gerberas
  • Three seasons of stunning colour
Growing Gerberas outdoors was virtually inconceivable ten years ago. Now these 2nd generation hardy Gerberas can be grown year round in the border! Gerbera 'Sweet Glow' produces plenty of bright orange daisy blooms that are twice the size of other hardy Gerberas, and make fabulous cut flowers. Blooming reliably from June to October, these wonderful clump forming hardy perennials make a big impact in borders and patio containers. Height and spread: 45cm (18").
More info
    • 1 x 7cm potted gerbera plant

    • Despatch: By end of September 2016
    • SAVE £3  
    • £9.99 £6.99