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Blue Flowers
1 - 60 of 329
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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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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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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…the summer, above neat cushions of green foliage. These charming pincushion flowers are highly attractive to bees and butterflies and their slender wiry stems can also be cut for a posy or small vase indoors. Scabious 'Blue Jeans' makes a fabulous addition to the… More Info
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Eryingium ?Blue Hobbit? is an ideal little plant for sunny borders. They thrive in many types of soil and are full of bloom in midsummer. This compact Sea Holly is a unique dwarf strain, perfect for a patio pot. The 30cm (12) plants provide sprays of up to 100 metallic-blue
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…their exotic blooms, resembling birds with bright plumage, which make vibrant, long lasting cut flowers. The stately blue green, deeply ribbed foliage makes an attractive foil for their magnificent flowers. Exquisite specimens for the greenhouse and… More Info
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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 collection… More Info
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Beautiful, deep blue blooms form rounded flower heads that stand proud on tall stalks each summer. The blooms of Agapanthus ?Blue Ribbon? are distinctive for the stripe of violet-blue along the midrib of each petal. This outstanding African Lily provides an elegant and… More Info
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…and sweetly fragrant, Rose 'Blue for You' blooms from late spring through to early autumn and is attractive to bees. Give this compact rose pride of place in your borders or in large patio containers where the scent can be enjoyed up close. Rose flowers are also… More Info
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Perovskia atriplicifolia 'Silvery Blue'
Perovskia atriplicifolia 'Silvery Blue' is a superb plant for garden borders. It has aromatic, shimmering silvery stems that are covered in lavender blue flowers. It is a versatile and hardy shrub that can tolerate drought and exposed coastal positions, making it the… More Info
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…'Magical Blue Globe' sends up silver-green stems topped with masses of small blue globes and surrounded by a spidery collar of green bracts. With a compact, bushy habit, this variety adds texture and colour to the front of borders. Cut some stems for a summer bouquet… More Info
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…glamorous hardy perennial for a damp, lightly shaded spot. The blooms of Corydalis flexuosa 'Porcelain Blue are the most extraordinary shade of blue, appearing in spring and again in autumn. The flowers attract pollinating insects, making this a lovely choice… More Info
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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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Plumbago auriculata bears shiny green foliage and clumps of delicate blue flowers; an unusual colour amongst climbing plants. This variety is a practical alternative to honeysuckle, clematis and jasmine. Plumbago auriculata is an endearing, tender evergreen that can be grown… More Info
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…other plants just won't grow! Once established, Phlox 'Pharao Blue Eye' will thrive in the driest of soils, producing an impenetrable mat of flowers, suppressing weeds and resisting drought! The detailed eye on each gleaming white flower sets this stunning,… More Info
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Attractive bright red, double pom pom flowers stand above sturdy stems of blue-green foliage. Adds a vibrant display to borders, calling out for attention. Height: 60-90cm (24-36 inches). Culinary note: All poppies are poisonous. However the seeds produced from Papaver somniferum… More Info
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Commonly known as Cranesbill. Followers of the RHS Chelsea Flower Show will know that this plant was awarded 1st place in their ?Plant of the Centenary? competition in 2013. Geranium 'Rozanne' produces an abundance of lilac blue flowers. These hardy perennial plants… More Info
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Nigella papillosa 'Delft Blue'
Delicate blue and white blooms are produced freely above a haze of airy, finely cut foliage. Flowering in colours reminiscent of the well known pottery, Nigella papillosa 'Delft Blue' makes a useful filler for gaps in summer borders. Commonly known as Love-In-A-Mist,… More Info
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…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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Cornflower 'Classic Fantastic'
…of single and semi-double blooms in cool blue shades, ranging from light heavenly blue to dark blue, and a blue and white bicolour. Cornflower 'Classic Fantastic' is easy grow and creates a long flowering display in borders, or when used as a cut … More Info
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…in exposed areas, making it ideal for coastal gardens, that experience strong salty winds. It's flowers are lavender blue, and has silvery green, aromatic foliage. British bred Perovskia 'Lacey Blue' has a neat, compact habit making it well suited to containers… More Info
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Beautiful, deep blue florets stand proud on tall stalks each summer on this outstanding African Lily. Agapanthus ?Flower of Love?, being a hardy perennial, will flower year after year, getting larger and stronger with each passing season. These reliable plants are low… More Info
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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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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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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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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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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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…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 large… More Info
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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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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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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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Delphinium 'Dark Blue & White Bee'
Delphinium 'Dark Blue & White Bee' makes a majestic statement at the back of summer perennial borders. This classic cottage garden perennial produces towering spires of indigo blue flowers which attract pollinating insects to the garden. Group Delphiniums together to… More Info
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Delphinium Magic Fountain 'Dark Blue Black Bee'
These magnificent delphinium blooms are certain to create quite an impact in your garden this season. Delphinium 'Dark Blue & Black Bee' has intense dark blue flowers, each with an unusual black bee shape at the centre! Height: 90cm (36). Spread: 30cm (12). More Info
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Hydrangea macrophylla 'Hortbux Blue & Pink'
…will respond well to pruning without compromising on flowers! Like many Hydrangeas, ?Hortbux? will vary in colour depending upon the soil pH value. In more acid soils the flower colour will be mauve-blue, whilst alkaline soils produce pink flowers. This hardy… More Info
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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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Delphinium x cultorum 'Centurion Lilac Blue Bicolour' F1 Hybrid
…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 central 'bee'. (Flowers from July to September in its… More Info
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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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Petunia 'Trailing Surfinia Blue'
Petunia ?Surfina Blue? is unbeatable for sheer flower power. Its vigorous stems are covered in velvety, deep blue flowers that really brighten up the garden, and are weather resistant. Support the long stems in a frame, or let them tumble down in a cascade of… More Info
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These velvety, deep blue flowers will certainly brighten up your garden this summer. The weather resistant blooms simply smother the long stems of up to 120cm, making Petunia 'Surfinia Blue' unbeatable for sheer flower power. Support its vigorous stems on a… More Info
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Lithodora diffusa 'Heavenly Blue'
…a profusion of star shaped, brilliant blue flowers throughout late spring and summer. Lithodora diffusa 'Heavenly Blue' looks great in rockeries, containers, and along the edge of borders, especially alongside other plants with blue, purple and white
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…upright stems of glacial blue flowers in early summer. The sturdy flower stems rise from a neat fan of upright, sword-shaped foliage. Cut a few for a showy summer bouquet. You'll wont many stems to fill a vase, as Iris 'Metolius Blues' is particularly… More Info
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…the show! This pretty half hardy trailing plant is a perfect long flowering filler plant for a hanging baskets and containers. The tumbling, evergreen stems of Bacopa 'Baristo® Blue' bear a smothering of mauve blue flowers throughout summer,… More Info
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…to spill over border edges and create that ‘cottage garden’ look. Veronica ‘Inspire Blue’ produces elegant spires densely clustered with star-shaped, deep blue flowers above spreading mats of lance-shaped foliage. Enjoys drier soils and… More Info
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…in patio containers and hanging baskets, Lobelia 'Waterfall Ice Blue' is a rather unique lobelia plant that is non-seeding, meaning that it will flower for a much longer period in your summer displays. Masses of royal blue flowers are enhanced with a… More Info
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Hydrangea macrophylla 'Blue Danube'
…fact that they are so easy to maintain. They can be planted in sun or shade, in garden borders or in large containers. Hydrangea macrophylla 'Blue Danube' has deep blue flowers when planted in acidic soil. Planting Hydrangeas in alkaline will produce pink
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…stunner. Streptocarpus 'Blue Frills' is smothered with blue flowers with a ruffled centre. The lower lobes are pale violet with lacey, deep purple veining. The blooms are daintily held above a neat rosette of dark green, wrinkled foliage. Streptocarpus are easy… More Info
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…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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…Blue’ is an unusually upright variety boasting vivid, deep blue flowers and slightly broader leaves than ordinary species rosemary. It may bloom intermittently throughout the year but generally flowers most profusely in spring with a second flush… More Info
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Sollya heterophylla 'Ultra Blue'
Sollya heterophylla 'Ultra Blue' boasts darker blue flowers than it parent species, and a denser, more branching habit. This unusual twining climber flowers profusely from early summer to September; it?s nodding blooms standing out against the narrow, evergreen… More Info
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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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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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Campanula glomerata 'Blue Crown'
…of intense blue-purple flowers which sit above a mound of neat foliage. The flowers of ‘Blue Crown’ have especially slender petals enhancing their star-like character. Campanula glomerata ‘Blue Crown’ combines well with other… More Info
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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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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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Penstemon heterophyllus 'Electric Blue'
This charming evergreen perennial bears tubular flowers in the prettiest shade of blue, with just a touch of mauve at the base of each flower. The upright flower spikes appear in summer above a clump of silvery-green leaves. Perfect for planting towards the… 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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The individual purple-pink flowers of Geranium 'Blue Sybil' have rose shaped buds, that form posy flowerheads. It is an attractive choice for all types of garden planters, and is well suited to a range of garden styles, including cottage, modern and informal. This ivy leaf… More Info
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Scabiosa japonica ‘Ritz Blue’ is a dwarf scabious producing pincushion flowers in a beautiful shade of soft lilac-blue. Flowering all summer and into autumn, this compact variety is ideal for containers, rockeries and border edges, thriving in a sunny, free… More Info
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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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Scabiosa columbaria 'Pincushion Blue'
Long flowering and versatile, Scabiosa columbaria ‘Pincushion Blue’ is a short scabious that is perfect for gravel gardens, wildlife areas, containers and the front of dry, sunny borders. A magnet for butterflies and moths, this hardy perennial produces soft… More Info
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