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Keeping you updated – Thompson & Morgan is operating as usual, working 24/7 to keep the country gardening. We are working closely with nurseries and growers to ensure that millions of plants are not wasted. Our site features many of these offers and we will add more every day, passing on these amazing deals to our customers.

Vita Sementi® Italian Seeds, T&M, £50 - £100, Under £20, Hardy, Blue

6164 products, 777 articles, 855 blogs

Meconopsis 'Lingholm'

331 Reviews

This captivating short lived perennial is a 'must have'! From basal rosettes of hairy leaves rise tall stems bearing spectacular, single clear blue poppy flowers, up to 10cm (4) across. Meconopsis 'Lingholm' makes a stunning feature planted en masse in woodlands, and…  More Info

  • Sun shade: Dappled shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

4 Options From£5.99

within 21 working days

Out of Stock

Geranium pratense 'Cloud Nine'

19 Reviews

Touted as the best double-flowered cranesbill geranium ever seen, and having its debut at RHS Chelsea Flower Show this year, 'Cloud Nine' really is a spectacular specimen. Smothered in wonderful lilac blue, double flowers twice in the season - once at the beginning of…  More Info

  • Sun shade: sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

3 Options From£5.99

within 21 working days

Out of Stock

Corydalis flexuosa 'Porcelain Blue'

61 Reviews

Exquisite, azure blue flowers rise on delicate stems above a spreading clump of finely cut, blue-green leaves. The slender, tubular flowers of Corydalis flexuosa 'Porcelain Blue' appear in spring, with a second flush in autumn.  More Info

  • Sun shade: sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

3 Options From£6.99

Out of Stock

Lupin 'The Governor'

1 Review

Lupin 'The Governor' brings a contemporary look to conventional garden designs. Its striking white and purple flowers bloom vigorously from early summer onwards. A hardy perennial, Lupin 'The Governor' produces fine elegant blooms, comprising delicate clusters of…  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

2 Options From£13.19

within 21 working days

Out of Stock

Nepeta 'Six Hills Giant'

1 Review

The ever popular Nepeta 'Six Hills Giant' is one of the most commonly grown Catmints. The lilac-blue lavender-like flower spikes rise above the silvery-green foliage from early summer onwards, giving a delightful summer display, that is ideal for softening borders and…  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

4 Options From£11.99

within 21 working days

Out of Stock

Phlox subulata 'Emerald Cushion Blue'

0 Reviews
  • Sun shade: full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

Just£8.39

within 21 working days

Out of Stock

Buddleja 'Blue Chip'

9 Reviews

Buddleja 'Blue Chip' is covered in scented flowers from June to October, attracting butterflies to your garden in droves. This Butterfly Bush variety is extremely compact and won't seed about your garden. This hardy deciduous shrub is ideal for borders, low hedges and…  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Shrub

5 Options From£20.39

within 21 working days

Out of Stock

Rose 'Blue Eyes' (Floribunda Rose)

7 Reviews

Highly sought after new rose with almost peony-like blooms of up to 10cm (4in) across which repeat all summer. Unusual colouring, particularly the deep blue-purple central blotch, healthy foliage and a fabulous scent make this wonderful rose a real head-turner  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Shrub

2 Options From£14.49

by the end of november 2020

Out of Stock

Phlox 'Pharaoh Blue Eye'

22 Reviews

Creeping Phlox are useful for dry, sunny banks and all those places that other plants just won't grow! Plants produce an impenetrable mat of fragrant flowers; suppressing weeds and resisting drought! The detailed eye on each gleaming white is also quite striking!  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

2 Options From£9.99

within 21 working days

Out of Stock

Ceanothus x delileanus 'Gloire de Versailles'

11 Reviews

Ceanothus Delilianus Gloire De Versailles (Californian Lilac) is a lovely bushy shrub that is covered in powder-blue flowers from July to September. This tough plant with a prestigious RHS AGM, is very low maintenance and fast growing only requiring a hard prune in…  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Shrub

5 Options From£14.39

by the end of july 2020

Out of Stock

Buddleja 'Buzz® Indigo'

7 Reviews

Exclusive release of a brand new colour from our dwarf, patio buddleja range that's taking the gardening world by storm! Dusky, deep blue flowers flourish on short, bushy plants that never grow more than 4 feet tall.  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Shrub

4 Options From£9.99

within 21 working days

Out of Stock

English Bluebells

77 Reviews

A sea of English bluebells rekindles memories of springtime woodland walks, when the days start to lengthen and the weather warms up. The nodding, violet-blue flowers of these hardy, native bulbs attract insects to their delicately scented flowers. At their happiest…  More Info

  • Sun shade: Dappled shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Bulb

3 Options From£9.99

Out of Stock

Delphinium 'Summer Skies' (Pacific Hybrid)

2 Reviews

Beautiful sky-blue flowers form tall, soft spires above neat clumps of foliage. A classic cottage garden perennial, Delphinium 'Summer Skies' is perfectly at home in sunny herbaceous borders, where it's statuesque flowers add vertical interest and eye-catching colour…  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

2 Options From£14.99

within 21 working days

Out of Stock

Brunnera macrophylla 'Jack Frost'

8 Reviews

Brunnera macrophylla 'Jack Frost' produces elegant sky blue flowers in spring above neat clumps of foliage. The big heart-shaped leaves are a sparkling silver colour that will brighten up even the shadiest borders. This hardy perennial makes good groundcover and can be…  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

3 Options From£19.19

within 21 working days

Out of Stock

Lavender 'Munstead'

31 Reviews

This neat, compact variety of English lavender bears masses of dark purple-blue flower spikes. The fragrant stems of Lavender 'Munstead' are ideal for cutting or drying, and the nectar-rich flowers are particularly attractive to bees. Lavender makes an excellent low…  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Shrub

4 Options From£7.49

within 21 working days

Out of Stock

Brunnera 'Alexander's Great'

11 Reviews

* New in 2015If you are looking for a statement plant then try this big robust silver beauty! Easy to care for, the heavily silver-veined leaves will make a dramatic impact in borders and containers. Sprays of sky-blue flowers atop wirey stems will appear from spring.  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

2 Options From£11.39

Out of Stock

Echium pininana

11 Reviews

No wonder this is also called Tower of Jewels or 'Pride of Tenerife! Exceptionally tall flower spikes packed with either rose or purple-blue flowers, interspersed with silver-green lanceolate leaves  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Biennial

Just£3.99

Out of Stock

Agapanthus 'Northern Star'

6 Reviews

Agapanthus 'Northern Star' is very free flowering, forming masses of umbel flower heads all through summer. The stunning deep blue flowers have a purple stripe the same as the purple base of the semi-evergreen foliage. A tall African Blue Lily, ideal in the middle of…  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

3 Options From£19.19

within 21 working days

Out of Stock

Hardy Geranium Duo (Cloud Nine + Rozanne)

0 Reviews
  • Sun shade: sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

2 Options From£14.99

within 21 working days

Out of Stock

Vinca major

1 Review

A fantastic evergreen ground cover plant, Vinca major produces trailing stems clothed in glossy green leaves. From mid-spring through to autumn, pretty star-shaped, blue-lilac flowers decorate the plant on upright stems. Tolerating even heavy shade, Greater Periwinkle…  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Shrub

2 Options From£14.39

by the end of september 2020

Out of Stock

Agapanthus 'Brilliant Blue'

3 Reviews

Agapanthus 'Brilliant Blue' lives up to its name, with dazzling azure flowers, borne upon stiffly upright stems. The mid green, strap-like leaves form neat clumps of slender foliage that make superb ground cover when grown in dense groups. This exquisite African Lily is…  More Info

  • Sun shade: sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

3 Options From£24.59

within 21 working days

Out of Stock

Meconopsis baileyi 'Blue'

7 Reviews

Is there a more beautiful bloom in the entire flower kingdom then the famous Blue Poppy? The large bowl shaped blooms will have a dramatic effect and are certainly worth a place in your garden.  More Info

  • Sun shade: dappled shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

3 Options From£11.99

by the end of september 2020

Out of Stock

Agapanthus 'Full Moon'

0 Reviews
  • Sun shade: sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

2 Options From£14.39

within 21 working days

Out of Stock

Anemone 'Wild Swan'

2 Reviews

RHS Chelsea Flower Show 2011 Plant o f the Year winner. Developed over a 10 year period, this is a cross between early and late anemone types and as such, the unique flowers bloom from April right through to the autumn. The beautiful, blue-backed blooms can be…  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

Just£17.99

within 21 working days

Out of Stock

Hebe 'Blue Gem'

0 Reviews
  • Sun shade: full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Shrub

2 Options From£11.99

within 21 working days

Out of Stock

Hebe '3-in-1 Pot'

17 Reviews

Create a patchwork effect with your shrub plantings thanks to this unique 3-in-1 hebe pack. You'll receive one pot, complete with 3 growing hebe plants, in 3 different colours!  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Shrub

2 Options From£19.19

by the end of june 2020

Out of Stock

Campanula persicifolia 'Caerulea'

0 Reviews
  • Sun shade: sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

2 Options From£13.19

Out of Stock

Vinca major 'Variegata'

1 Review

Vinca major 'Variegata' certainly lives up to its name, with outstanding evergreen variegated foliage; each deep green leaf features a fabulous contrasting creamy white margin. Also known as Variegated Greater Periwinkle, this plant is just as vigorous as Vinca minor…  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Shrub

2 Options From£7.99

by the end of september 2020

Out of Stock

Iris 'Katharine Hodgkin'

14 Reviews

Intricately etched petals with the most intriguing patterns make Iris ?Katharine Hodgkin one of the best. This mesmerizing dwarf reticulata iris is vigorous for its tiny size and makes a big impact in rockeries, containers, and planted under trees and shrubs.  More Info

  • Sun shade: full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Bulb

3 Options From£5.99

by the end of august 2020

Out of Stock

Hebe 'Garden Beauty Blue'

0 Reviews
  • Sun shade: full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Shrub

2 Options From£11.99

within 21 working days

Out of Stock

Rose 'Blue for You' (Floribunda Rose)

5 Reviews

The best blue rose yet! With a lovely, fruity fragrance, this compact floribunda rose bears stunning semi-double, lilac blue blooms over a long period. The neat bushy habit and a sparsely thorned stems make Rose 'Blue for you' easy to care for and a lovely addition to…  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Shrub

2 Options From£11.99

by the end of december 2020

Out of Stock

Hyssopus officinalis

2 Reviews

Hyssopus officinalis is an attractive low growing, evergreen, flowering hedge. Hyssop is native to the south of Europe, Middle East and Caspian Sea and looks similar to Lavender. It has electric blue flowers that look great when planted in long rows alongside garden…  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Shrub

2 Options From£14.39

within 21 working days

Out of Stock

Rhododendron 'Blue Diamond'

1 Review

This dwarf hybrid certainly has the 'wow? factor! Masses of bell-shaped, violet blue flowers smother Rhododendron 'Blue Diamond' in mid-spring. The blooms gradually fade to lavender blue as they age.  More Info

  • Sun shade: sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Shrub

2 Options From£28.79

by the end of september 2020

Out of Stock

Penstemon heterophyllus 'Electric Blue'

2 Reviews

Intensely blue flowers with a tinge of purple contrast beautifully with the silvery green foliage of this hardy perennial. The long lasting blooms of Penstemon heterophyllus 'Electric Blue? appear from June through to October enticing plenty of pollinating insects to…  More Info

  • Sun shade: sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

3 Options From£17.39

within 21 working days

Out of Stock

Veronica spicata 'Glory'

1 Review

Small in stature but big in impact! Veronica spicata 'Glory' produces lots of large purple-blue, upright flower spikes above neat clumps of foliage. Flowering in abundance from June to August, this herbaceous perennial is ideal for adding summer colour to the front of…  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

Just£19.99

Out of Stock

Clematis 'Guiding Promise'™ evipo053

0 Reviews

Iris setosa 'Baby Blue' is a charming little Iris of petite proportions, reaching just 20cm (8) tall. Violet veins decorate the lavender-blue petals, which are splashed with white at the centre of each bloom.  More Info

  • Sun shade: sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

2 Options From£35.99

within 21 working days

Out of Stock
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