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Blue Flower Seeds

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Summer Flowers Theme Blue Scatter Pack

…delightful mixture of blue flowering annuals that will add colour and variety to borders. The wide range of varieties includes favourites such as nigella, salvia, centaurea and larkspur, which have been selected to flower gradually over the summer months to…  More Info

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Just£4.99

Catananche caerulea 'Amor Blue'

This fabulous summer perennial provides a stunning blue accent to planting schemes, flowering on tall, upright stems throughout the summer months. Later, attractive seedheads form, prolonging the season of interest right into autumn. Flaunting a fabulous airy appeal on…  More Info

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Just£0.99

Flower Garden 'Easy Annuals Mixed'

…colourful annuals, which includes species found in our countryside during the Middle Ages such as borage, cornflowers and flax. This mixture has a blue tone base of cornflowers and echium, with added red-orange contrast provided by flax and marigolds, and lastly a touch of…  More Info

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Just£10.29

Flower Garden 'Annual and Perennial Mix'

…through to July. The first colours to appear are the Siberian wallflower and Californian poppy. Silene then adds a touch of pink and forget-me-nots later add a touch of blue, finishing with the warmer tones of coreopsis, dianthus, delphiniums, echinacea and rudbeckia. Height…  More Info

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Just£9.29

Cornflower 'Dwarf Blue Midget' (Seeds)

blue cornflower, compact and easy-to-grow with abundant flowers. Even suitable for patio containers and windowboxes. Height: 30cm (12). Spread: 20cm (8). Culinary information: Add petals to salads as a colourful garnish or sprinkle over omelettes or even pasta. For…  More Info

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Just£1.00

Agapanthus Blue Trio

…sky blue, royal blue & white pinstripe and plum-purple flowers, these spectacular Agapanthus flowers are balanced on tall stiff stems, making superb cut flowers, or alternatively forming attractive autumn seed heads if left intact. With…  More Info

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4 Options From£15.99

Cornflower 'Trailing Blue Carpet'

Blue is always a sought after flower colour. Until now there have been few blue options for summer hanging baskets, but it?s time for Lobelia to step aside - there?s a new blue basket bloomer on the block! Cornflowers are a traditional wildflower or annual…  More Info

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Just£2.79

Cornflower 'Dwarf Blue Midget'

A fantastic little cornflower! Lower flowering and neater in habit than any we have seen before. At just 15cm (6) high it is covered with flowers, which continue as the plants reaches its final height of about 30cm (12) high. Cornflower 'Dwarf Blue Midget' is easy to…  More Info

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Just£2.49

Morning Glory 'Light Blue Star'

Useful Links: How to sow flower seeds Reasons to buy your seeds from Thompson & Morgan  More Info

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Just£1.43

Agapanthus Blue & White Collection

Flowering throughout summer these impressive perennials lend their stature to borders and patio containers, where their architectural seed heads continue the display well into autumn. The large spherical blooms also look magnificent in cut flower displays. In your…  More Info

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4 Options From£17.99

Pansy 'Karma Blue Butterfly' F1 Hybrid

…Spectacular flowers in an unusual colour combination, which are reminiscent of a tropical butterfly with electric blue wings and a hint of bronze going through to a golden splash in the center of each bloom. Sure to create an eye-catching display in spring or summer …  More Info

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Just£3.35

Ageratum houstonianum 'Blue Mink' (Seeds)

Large, soft blue, powder-puff flowers upon vigorous yet compact plants. Perfect for summer bedding, borders and containers. Height: 30cm (12). Spread: 30cm (12).  More Info

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Just£0.69

Delphinium x cultorum 'Centurion Lilac Blue Bicolour' F1 Hybrid

…delphiniums from seed, equal in quality to expensive cutting-raised plants. The tall, sturdy stems of Delphinium Centurion Lilac Blue Bicolour are covered in truly stunning bi-coloured blooms with triple-layered petals in lilac and blue shades with a white…  More Info

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Just£2.99

Morning Glory 'Heavenly Blue' (Seeds)

Gorgeous sky blue flowers, up to 6cm (2'in) across that open in the morning, appear throughout summer on this free-flowering, elegant climber. Height: 300cm (18). Spread: 30cm (12).  More Info

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Geranium bohemicum 'Orchid Blue'

Geranium 'Orchid Blue' is a selection by Thompson & Morgan from the species Geranium bohemicum. A short-lived border and ground cover plant which self-seeds to keep continuity. Masses of 2cm ('in.) flowers of orchid-blue, veined in purple-violet, borne on bushy plants. Makes…  More Info

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Just£1.00

Ageratum houstonianum 'Blue Mink'

…variety of flossflower remains popular for good reason. The compact, uniform plants bear large, fluffy, powder-blue flowers. With a vigorous, open habit, Ageratum houstonianum 'Blue Mink' is perfect for adding texture and colour to bedding, borders and containers. Try…  More Info

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Just£0.69

Larkspur 'Gentian Blue'

…fresh Gentian blue which is perfect for bedding, borders and containers. This impressive annual Delphinium, also known as Siberian Larkspur, boasts a stunning colour which is breathtaking and essential for any garden. Useful Links: How to sow flower seeds  More Info

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Just£0.99

Nigella papillosa 'Delft Blue'

…soften border edges. Faded Nigella flowers can be left in place toward the end of the season for their decorative seed pods which make useful material for cut flower arrangements, either fresh or dried. Height: 55cm (22). Spread: 30cm (12). Culinary note: The …  More Info

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Just£1.99

Nigella damascena 'Moody Blues'

…blooms in a delightful range of blue shades, which are followed by attractive seedpods. Easy-to-grow and ideal for creating a soothing drift of colour in borders as well as making a dramatic cut or dried flower. Height: 50-60cm (20-24in). Culinary note: The seeds<…  More Info

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Just£2.99

Heteropappus meyendorfii 'Blue Knoll'

…thousands of shiny, light reflecting flowers, forming perfect mounds (or knolls) 30cm (12in) high and 45cm (18in) across. During a season when little else is in flower, they are a perfect fit for a change in containers or will brighten up the border, looking like   More Info

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Just£1.00

Campanula medium 'Blue'

…stems of bell-shaped flowers in summer. Campanula medium ?Blue? is better known as Canterbury Bells - a gentle reminder of the old-fashioned cottage garden era. This clump forming biennal blends effortlessly with summer perennials at the front of borders, gently   More Info

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Just£10.99

Aquilegia 'Blue Star'

…purple and white flowers are borne in clusters upon slender, upright stems. This pretty Columbine is tough and resilient, seeding about happily, and popping up year after year. Like all Columbines, it is loved by pollinating insects and also makes a dainty cut   More Info

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Just£14.99

Lobelia erinus 'Blue Cascade'

…clouds of true blue lobelia flowers with a small white eye. Unsurpassable among trailing lobelias, 'Blue Cascade' makes a sparkling addition to containers, flower Pouches® and window-boxes. An easy to grow annual that is deservedly popular for its…  More Info

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Just£2.79

Nepeta nervosa 'Blue Moon'

A neat, dwarf, bushy, habit, with large dense blue flower spikes, over a very long period. Quick to flower in 12-16 weeks from an April sowing. Ideal for borders and containers. Height: 30-40cm (12-16in).  More Info

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Just£3.29

Phlox drummondii 'Moody Blues'

Free flowering in a beautiful range of attractive blue shades, this easy to grow, half hardy annual is a cottage garden classic. Phlox drummondii 'Moody Blues' has a compact bushy habit that makes it ideal for planting in loose drifts at the edge of borders, and…  More Info

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Just£1.99

Lobelia erinus 'Cambridge Blue'

…variety renowned for its excellent garden performance. Clear sky-blue lobelia flowers are set above narrow, airy foliage on compact plants. Lobelia 'Cambridge Blue' makes a sparkling addition to beds, containers, flower Pouches® and window-boxes, and even…  More Info

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Just£2.49

Myosotis sylvatica 'Blue Ball'

Compact and ball shaped with bright blue flowers. Culinary note: The flowers can be sprinkled over desserts to add a delicate scented flavour. For more details about edible flowers click here.  More Info

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Just£2.79

Cichorium intybus 'Electric Blue'

…addition to a cottage garden border. Electric blue flowers are produced on the many, breezy stems throughout summer. Be quick to enjoy their beauty, as the flowers always close by midday! Culinary note: Some parts of these flowers are edible. For more…  More Info

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Just£3.83

Lavender 'Mini Blue'

…lavender flowering in its first year from an early sowing! Compact, rounded plants quickly become smothered with masses of highly fragrant, deep purple lavender flowers from mid-summer onwards, which are highly attractive to bees. With impressive garden performance,…  More Info

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Just£2.99

Penstemon heterophyllus 'True Blue'

Yes, this really is a true blue Penstemon, true from seed! Azure blue trumpet blooms in abundance, with green and grey tinged foliage. An added bonus too - as this charming perennial may be treated as a annual, flowering in its first year. Highly versatile for…  More Info

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Just£2.99

Cornflower 'Blue Diadem'

…make Cornflower 'Blue Diadem' is ideal for cutting. The nectar rich blooms attract bees and butterflies too. Height: 75cm (30). Spread: 30cm (12). Culinary note: Add petals to salads as a colourful garnish or sprinkle over omelettes or even pasta. For more details about…  More Info

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Morning Glory 'Heavenly Blue'

Gorgeous sky blue flowers, up to 6cm (2'in) across that open in the morning, appear throughout summer on this free-flowering, elegant climber. Also suitable for greenhouse or conservatory growing. Prefers a sunny, sheltered, warm site; Beautiful climber ideal for warm site…  More Info

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Rose 'Rhapsody in Blue'

…and intensely fragrant, the royal purple petals fade to lilac/blue as they age. Height: 120cm (47) Spread: 100cm (40) Bareroot plant supplied. Useful links: How to plant and grow roses Culinary information: Some parts of these flowers are edible. Click here for more details…  More Info

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Just£11.99

Pansy 'Singing the Blues'

…of blue, are not just pretty but the most sensational breakthrough in Violas for a decade. They were specifically bred for containers, baskets and ground cover, possessing a unique trailing habit. Above all they are wonderfully fragrant with a gorgeous, pervading sweet scent…  More Info

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Just£1.43

Nigella 'Moody Blues' (Start-A-Garden™ Range)

…spectacular double blooms in a delightful blend of blue shades followed by intriguing seed pods. A cottage garden favourite which creates a soothing drift of colour in borders and makes a dramatic cut or dried flower. Culinary note: The seeds have a…  More Info

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Primula capitata 'Noverna Deep Blue'

First year flowering. Attractive deep blue flower heads, held aloft by intriguing powdery white stems, above contrasting grey-green foliage. Adds an eye-catching display to borders and containers from summer into autumn. Height: 25-30cm (10-12in).  More Info

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Just£3.19

Laurentia 'Avant-Garde Blue' F1 Hybrid

flower breeders have struck gold with the first ever F1 Hybrid Laurentia to be entered into the Fleuroselect trials. Both 'Avant-Garde Blue' and 'Pink' have the same uniform, vigorous plant habit and have earlier scented, star shaped blooms which are produced in…  More Info

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Just£2.87

Ageratum houstonianum 'Blue Danube' F1 Hybrid

…vigorous variety of annual ageratum with powder-puff flower heads of soft, lavender blue. The fluffy, weather resistant blooms are particularly attractive to butterflies. With a dense, compact habit, Ageratum houstonianum 'Blue Danube' is perfect for adding…  More Info

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Just£3.35

Sweet Pea 'King Size Navy Blue'

A choice variety for its extraordinarily dark navy-blue flowers and superb, intense fragrance. Sweet Pea ?King Size Navy Blue? bears up to 5 large, frilled blooms on each slender stem, making this an excellent cut flower for filling small vases with just a few stems.…  More Info

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Just£2.99

Bluebell Vine (House Plant Seeds)

Exotic and unusual - this tropical climber makes an eye-catching conservatory plant! Large blue flowers with white throats appear among the lush green foliage in summer. This quick growing, half-hardy annual is ideal for growing over an obelisk as a focal point in the…  More Info

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Just£2.79

Nigella damascena 'Persian Jewels'

…and blue. Very useful for bedding and cut flowers. The large seed pods can also be dried for winter decoration indoors. Culinary note: The seeds have a strong aroma and spicy taste, they can be used as a condiment or spice to flavour cakes, breads and…  More Info

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2 Options From£2.39

Catananche caerulea

This bright little perennial makes a superb addition to cut flower arrangements for its long-lasting blooms! Ragged-edged, lavender-blue flowers burst from straw like buds in summer. The flowers are replaced by papery seed heads that can be used to good effect…  More Info

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Just£18.99

Californian Poppy 'Red Chief'

The best red we've seen in a Californian Poppy! We trialled Californian Poppy 'Red Chief' over several years to make sure the flowers maintained their vibrant and rich red colour. Outstanding in our trials, the intensely coloured blooms are produced all summer long above low-growing…  More Info

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Just£2.49

Field Scabious (National Trust)

…sales generated from the National Trust seeds, a minimum of '7,500 will be given to the National Trust to help look after nature, beauty and history for everyone, forever. The purple-blue pincushion flowers of Field Scabious add a splash of colour wild flower  More Info

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Just£2.49

Butterfly Pea

flowers of the blue variety are dipped in batter and fried, they also make good garnishes for salads. A syrupy sherbet drink can also be made from the blue flowers and a tea or tisane which is a rich blue colour. For more details about edible   More Info

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Just£2.87

Echinops ritro subsp. ruthenicus

…deep blue flowers form mini-globes on long, strong straight stems of pure silver. The foliage is amazing and quite unique, giving off a silver sheen whatever the weather. Incredibly ornamental in or out of flower. An all round superb species with ideal height.…  More Info

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Morning Glory 'Carnevale di Venezia'

…spectacular, striped blue and pink blooms with intricate markings, as if painted individually. Flowers all summer, transforming your garden with all the dazzling colours of the Venice Carnival. Twining climber to 2m (6ft). Useful Links: How to sow flower   More Info

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Eryngium variifolium Miss Marbel

…Basal rosettes of dark green leaves boldly marked with silvery veining give rise to stiff stalks bearing deep blue thistle-like flowers surrounded by long, spiky bracts. Flowering in July and August, it makes a fantastic partner to other drought-tolerant…  More Info

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Just£14.99

Allium Collection

A fantastic collection of popular allium varieties with spherical architectural flower heads in May and June perched on stiffly upright stems. As the flowers fade, attractive seed heads remain which become straw coloured as the season progresses, persisting throughout…  More Info

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Just£5.99

Meconopsis baileyi 'Hensol Violet'

The 'must-have' Himalayan 'Blue Poppy' has a rival in this exquisite cultivated form. Bright violet-purple, almost shimmering flowers, with the merest hint of red, make a stunning addition planted in groups in shady borders and woodland areas. This 'collectors plant' still…  More Info

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Just£2.99

Nigella papillosa 'Midnight'

…Rich blue flowers sit aloft the lacy fine-cut foliage. These are followed by quirky, dark purple seed pods, extending the interest of this border star well into autumn. Love-in-a-mist is perfect for cutting and using fresh or dried. Height: 55cm (22). Spread:…  More Info

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Just£2.69

Aquilegia vulgaris

…Nodding, mauve-blue flowers crown its upright, slender stems creating an airy display that mingles beautifully with other early summer perennials. A tough and dependable plant, you?ll find this Columbine to be hardy, reliable and easy to grow, Over the years it will self-   More Info

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Just£13.49

Ageratum houstonianum 'Timeless Mixed'

A classic mix of Floss Flowers in gentle shade soft pink, white and blue. The weather resistant, powder puff blooms are supported on tall stems that make this half hardy annual just perfect for cutting. Ageratum houstonianum 'Timeless Mixed' is ideal for filling gaps in…  More Info

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Just£1.00

Brachycome iberidifolia 'Little Missy'

…surrounded by a white halo. Brachycome 'Little Missy' blooms over a long period, making it perfect for edging paths and borders or as an eye-catching container plant on a sunny patio. Height and spread: 25cm (10). Useful Links: How to sow flower seeds Reasons to buy…  More Info

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Just£0.99

Nigella damascena 'Miss Jekyll'

…rich blue flowers which seem to float amongst the finely cut leaves. They provide a charming show of bloom during the summer months. Very useful for bedding and cutting and the seed pods can be dried for winter decoration indoors. Flowers summer. Height…  More Info

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Just£2.69

Poppy 'Seriously Scarlet'

…note: All poppies are poisonous. However the seeds produced from Papaver somniferum and Papaver paeoniflorum can be eaten and are used for adding extra flavour, crunch and bite to breads and cakes. The seeds of other poppy species are not edible. For more details…  More Info

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Just£1.43

Aquilegia caerulea

…beautiful Aquilegia of all. With glorious light to deep blue flowers 2-3in across sometimes fetching bi-coloured with white. An excellent border perennial, grand for cutting, in bloom for several weeks and will grow in sun or light shade. Flowers late spring…  More Info

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Just£2.99

Poppy 'Red Pom Poms'

…note: All poppies are poisonous. However the seeds produced from Papaver somniferum and Papaver paeoniflorum can be eaten and are used for adding extra flavour, crunch and bite to breads and cakes. The seeds of other poppy species are not edible. For more details…  More Info

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Just£1.00

Poppy 'Pink Fizz'

…green-blue seed pods that make a useful addition to dried flower arrangements. Direct sow this undemanding hardy annual to fill gaps in wildlife gardens and cottage garden planting schemes. Height: 90cm (35). Spread: 30cm (12). Culinary note: All poppies are poisonous…  More Info

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Just£2.29

Geranium 'Reflections'

…from seed in this exclusive designer mixture. Only large flowered, border varieties have been selected in shades of blue, purple, pink and white, including 'Splish Splash', a striking blue and white bicolour. Without doubt the cheapest way to grow a…  More Info

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Just£0.99