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 23 products.
 

Euphorbia Duo

Euphorbia characias, Euphorbia x martinii, Milkweed, 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 June 2015
    •  
    • £14.99

Alstroemeria 'Rock 'n' Roll'

Peruvian Lily

  • Flowers until November
Ten years of breeding by Australia's leading specialists have produced this unusual new Alstromeria with amazing variegated foliage. This fantastic Peruvian Lily grows just as well in sun as in shade, with no burning of the creamy foliage. Alstroemeria 'Rock 'n' Roll' is super hardy, withstanding temperatures down to -10°C (14F). Perfect for borders and patios where it will flower continuously throughout summer, producing beautiful stems that are ideal for cutting. Height: 75cm (30”). Spread: 60cm (24”).
More info
    • 1 jumbo plug plant

    • Despatch: By end of June 2015
    •  
    • £14.99
    • 3 jumbo plug plants

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

Hosta fortunei 'Albomarginata' (Large Plant)

Plantain Lily

Hosta are one of the best shade-loving plants, thriving in moist, damp, dark areas, but also coping well with dry shade. The bold, colourful foliage is robust and weatherproof. Plants are quick-growing, clump-forming and are maintenance-free.

Hosta fortunei ‘Albomarginata’ has particularly eye-catching leaves, which are ribbed, puckered and in edged in creamy-white. During the height of summer, a surprise display of showy, sometimes fragrant, flowers. Height: 55cm (22"). Spread: 100cm (39").

More info
    • 1 x 2 litre potted plant

    • Despatch: By end of June 2015
    •  
    • £9.99
    • 2 x 2 litre potted plants

    • Despatch: By end of June 2015
    •  
    • £16.99

Hosta fortunei var. aureomarginata (Large Plant)

Plantain Lily

Hostas are very useful shade-loving plants, which can thrive in moist, damp, dark borders, or difficult, dry shady borders. Plants are quick-growing, clump-forming and the bold leaves are colourful, robust and weatherproof.

Hosta fortunei ‘Aureomarginata’ has ribbed leaves, in pure green and edged in golden-yellow. During the summer, purple, bell-shaped flowers appear on showy, 90cm (36") stems. Excellent ground cover for shady borders. Height: 55cm (22"). Spread: 100cm (39").

More info
    • 1 x 2 litre potted plant

    • Despatch: By end of June 2015
    •  
    • £9.99
    • 2 x 2 litre potted plants

    • Despatch: By end of June 2015
    •  
    • £16.99

Hosta 'Francee' (Large Plant)

Hosta fortunei, Plantain Lily

Hosta ‘Francee’ is a tough, weatherproof variety with foliage that is deeply ribbed and edged in jagged, cream margins. When protected from slugs, this vigorous hardy plant will quickly form clumps of foliage that can light up a shady spot.

In mid summer, this RHS Award of Garden Merit variety produces attractive flower spikes that stand above the foliage. Hostas are recommended for borders, woodland gardens and patio pots, thriving in shade. Height: 55cm (22"). Spread: 100cm (39").

More info
    • 1 x 2 litre potted plant

    • Despatch: By end of June 2015
    •  
    • £9.99
    • 2 x 2 litre potted plants

    • Despatch: By end of June 2015
    •  
    • £16.99

Houttuynia cordata 'Chameleon' (Large Plant)

Houttuynia cordata 'Tricolor'

Houttuynia is a robust and versatile perennial. Plants are both moisture and drought tolerant, and will thrive in almost any position from sun to dappled shade.

The heart-shaped leaves of Houttuynia cordata 'Chameleon' are completely unique, with splashes of green, gold and red. When crushed, the foliage emits a pungent orange fragrance. Throughout mid-summer, the spreading stems are covered in pure white flowers. Houttuynia makes excellent ground cover through borders or around boggy pond margins. Height: 30cm (12"). Spread: 100cm (39").

More info
    • 1 x 3.5 litre potted plant

    • Despatch: By end of August 2015
    •  
    • £10.99
    • 2 x 3.5 litre potted plants

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

Iris pallida 'Variegata' (Large Plant)

Iris pallida 'Aurea Variegata', Bearded Iris

Iris pallida ‘Variegata’ gives interest all-year round and is truly spectacular. Even before the fragrant, lilac-blue flowers appear, your plants will be playing host to showy, cream-lined foliage. This is quite a collectable Iris, which is actually very easy to grow too!

Grow Iris pallida ‘Variegata’ in full sun for the very best and brightest leaf colours. These spectacular Bearded Iris plants are perfect for adding height and structure to the middle of borders, where it can really show off. An easy to grow perennial, which is ideal for beginners. Height: 120cm (48"). Spread: 40cm (16").

More info
    • 1 x 1 litre potted plant

    • Despatch: By end of June 2015
    •  
    • £9.99
    • 2 x 1 litre potted plants

    • Despatch: By end of June 2015
    •  
    • £16.99

Ajuga reptans 'Party Colour' (Large Plant)

Bugle

Bugle is an easy to grow, evergreen carpeting plant, which can be grown in awkward, shady corners. Plants are entirely maintenance-free, and have pretty foliage and spikes of electric-blue flowers in summer.

Ajuga ‘Party Colors’ has distinctive, multi-coloured foliage, which gives all year round interest in the garden. Bugle plants are the perfect choice for shady corners of the garden, whether moist or dry, and the thick carpet of growth will help to stop weeds coming through. Height: 20cm (8"). Spread up to 50cm (20").

More info
    • 1 x 1 litre potted ajuga plant

    • Despatch: By end of June 2015
    •  
    • £9.99
    • 2 x 1 litre potted ajuga plants

    • Despatch: By end of June 2015
    •  
    • £16.99

Aubrieta 'Dr. Mules Variegata' (Large Plant)

Aubretia

Aubrieta is a useful ground cover, trailing plant, which flowers from late spring and into early summer. Plants are carpeting and can be used as a natural weed control in sunny borders, rockeries or on banks and awkward slopes.

Aubrieta ‘Dr Mules Variegated’ is a sought after variety with violet-blue flowers, set against evergreen cream-lined foliage, which gives all year round interest. Aubrieta is loved by bees and butterflies, and plants will grow in any well-drained soil and is especially useful for dry, sunny borders. Height: 10cm (4").Spread: 60cm (24").

More info
    • 1 x 1 litre potted aubretia plant

    • Despatch: By end of June 2015
    •  
    • £9.99
    • 2 x 1 litre potted aubretia plants

    • Despatch: By end of June 2015
    •  
    • £16.99

Euphorbia characias 'Glacier Blue' (Large Plant)

Milkweed, Spurge

Smokey blue-green foliage edged with contrasting cream margins makes a fabulous evergreen display. From early Spring, Euphorbia characias 'Glacier Blue' produces whorls of green flowers, each surrounded by a cream coloured bract. Like all of its species, this Spurge is drought tolerant once established, making it perfect for planting in hot, sunny borders and gravel gardens. Height and spread: 60cm (24"). More info
    • 1 x 2 litre potted plant

    • Despatch: By end of June 2015
    •  
    • £10.99
    • 2 x 2 litre potted plants

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

Wallflower 'Variegatum' (Large Plant)

Erysimum linifolium, Cheiranthus

Perennial Wallflowers are essential for low-maintenance gardens, and they will flower twice a year, once during winter/spring, then again towards the end of the summer.

This variegated Wallflower produces the mauve, colour-changing flowers, set against evergreen cream-lined foliage. Grow Wallflower ‘Variegatum’ in borders, rockeries or mix with bedding plants for attractive, spring-flowering patio pots and windowboxes. Versatile and quite undemanding, this short-lived perennial is tough, will grow in the poorest of soils and is drought tolerant once established. Height and spread: 45cm (18").

More info
    • 1 x 1.5 litre potted plant

    • Despatch: By end of October 2015
    •  
    • £9.99
    • 2 x 1.5 litre potted plants

    • Despatch: By end of October 2015
    •  
    • £16.99

Euphorbia x martini 'Ascot Rainbow' (Large Plant)

Milkweed, Spurge

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 x 2 litre potted euphorbia plant

    • Despatch: By end of June 2015
    •  
    • £13.99
    • 2 x 2 litre potted euphorbia plants

    • Despatch: By end of June 2015
    •  
    • £21.99