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Blue Flowering Plants
1 - 60 of 214
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… More Info
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…will bring rich colour and a touch of sophistication to your planting schemes all summer long, especially when used as a contrast against pure whites or yellows. Poppy ?Hungarian Blue? is a hardy annual that is also very easy to grow, plant it outside in drifts… More Info
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Felicia ?Magic Blue Daisy? is a real treat for the garden. Adorable blue daisies rise up above the spreading foliage from June through to September which makes this perfect little bedding plant a real stand out item in any scheme. Also perfect for planting in… 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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Calibrachoa 'Million Bells Blue'
…with a million purple, bell-shaped flowers with a bright golden eye! Since its introduction, Calibrachoa ?Million Bells Series? has proven itself to be exceptionally garden-worthy. With superb, vigour and gently cascading stems, Calibrachoa 'Million Bells Blue'… More Info
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…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 or dry the flowers of Sea Holly for using later on. Height: 50cm (20).… More Info
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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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Linum narbonense 'Heavenly Blue'
One of the finest blue flowered plants. A profusion of luminous ultra-marine blue flowers. More Info
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…and parched ground where 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
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…stunning new pansy boasts extra large flowers with white centres, purple whiskers and a cool, clear blue surround. Pansy 'Mystique Blue Halo' erupts with an abundance of beautiful blooms from late winter and may even produce the odd bloom in autumn after
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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… 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… More Info
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Delphinium x cultorum 'Centurion Lilac Blue Bicolour' F1 Hybrid
…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 central 'bee'. (Flowers<… 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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Delphinium ?Summer Blues? is a charming dwarf variety forming a pleasing, well branched plant. The sky blue flowers appear above a bushy clump of finely cut foliage that gives a delicate lacy appearance. This pretty little perennial is perfect for the front of… More Info
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Lithodora diffusa 'Heavenly Blue'
…Lithodora diffusa 'Heavenly Blue' looks great in rockeries, containers, and along the edge of borders, especially alongside other plants with blue, purple and white flowers. It grows well in full sun and partial shade. The Royal Horticultural Society has… More Info
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Ageratum houstonianum 'Blue Mink'
This relatively old 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… More Info
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…plug plants. These sturdy plants are larger than other plugs so they can be planted straight out in the garden provided that there are no forecasts of frost. Perfect for filling containers, baskets and borders without the need for growing on. Culinary… More Info
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Petunia 'Surfinia® Blue' (Large Plant)
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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Petunia 'Surfinia® Blue' (Large Plant)
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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Freely branching plants are covered in myriads of bloom to create 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… More Info
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Buddleja 'Blue Chip' (Large Plant)
In contrast to traditional Buddleias that can eventually grow too large for many gardens, Buddleja 'Blue Chip' is compact enough to grow in a patio planter, garden border or as a low hedge. An added feature is that it won't seed all over the garden so where you place it is where it… More Info
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Delphinium 'Blue Bird' (Pacific Hybrid)
…blue flowers, with white centres, grow on tall spires in June and July, that give height to garden borders. Delphiniums are a traditional cottage garden plant, but this variety also looks great in modern contemporary gardens, especially planted alongside… More Info
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Not every plant can be the star of 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… More Info
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Not every plant can be the star of 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… More Info
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…perennial plant that will grow well in difficult conditions. Eryngium 'Blue Hobbit' is no exception to this, with its spiky indigo flowers sitting atop the almost metallic looking foliage, it is certain to make an impression. Also great in flower… More Info
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…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… More Info
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Lobelia erinus 'Cambridge Blue'
…airy foliage on compact plants. Lobelia 'Cambridge Blue' makes a sparkling addition to beds, containers, flower Pouches® and window-boxes, and even looks well placed in the rockery. An easy to grow annual that is deservedly popular for its versatility and… 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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…baskets, flower pouches' and containers. For a less formal display, let Petunia Trailing 'Blue Vein' tumble over walls in a wave of trumpet shaped blooms. Trails to: 90cm (35). Our premium jumbo plug plants are cutting raised varieties. These means they're bred… 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… 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… More Info
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Perfect for planting 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<… More Info
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Is there a more beautiful bloom in the entire flower kingdom then the famous Blue Poppy? It is only to be expected that an elusive, magical flower like this is a little harder to grow. The secret with this plant is to grow cool and well shaded. Height: 60-90cm … More Info
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Nigella papillosa 'Delft Blue'
…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, this easy to grow hardy annual is a well loved cottage garden
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Calibrachoa 'Million Bells Blue'
…with a million purple, bell-shaped flowers with a bright golden eye! Since its introduction, Calibrachoa ?Million Bells Series? has proven itself to be exceptionally garden-worthy. With superb, vigour and gently cascading stems, Calibrachoa 'Million Bells Blue'… More Info
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Osteospermum 'Blue Eyed Beauty'
Osteospermum 'Blue Eyed Beauty' produces stunning daisy like yellow blooms. Each yellow petals turns to white at the centre and then a magenta pink tone creates a ring around the contrasting eye. Plant in sunny borders, beds or containers and watch the plants produce… More Info
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…'Surfinia Blue' unbeatable for sheer flower power. Support its vigorous stems on a frame or let them tumble down in a cascade of colour. Trails to: 120cm (47). Supplied as plug plants. Culinary information: Some parts of these flowers are edible. Click… More Info
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Dianthus amurensis 'Siberian Blues'
…blue-grey evergreen foliage that contrast beautifully with the lavender blue flowers. Dianthus amurensis 'Siberian Blue' blooms over a long period throughout summer on resilient, dense plants with a vigorous habit. Perfect for planting in… More Info
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Perovskia atriplicifolia 'Silvery Blue'
…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… More Info
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…flower spike starts to fade, simply cut it back and a second flush will start to grow! Their compact shape and size means that these lupins can be grown in pots too! Height: 50cm (20?). Spread: 30cm (12?) Plant height and spread is seasonal therefore we list by pot… More Info
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Campanula persicifolia 'Blue Bell'
…suited to both cottage garden and contemporary planting schemes, with a soft colour palette, Campanula persicifolia 'Blue Bell' is a nectar rich, upright perennial, that can help attract bees and butterflies to your garden. Silver-blue, bell shaped flowers grow… 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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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
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In a number of ways Perovskia 'Blue Spire', a Russian Sage plant, is similar to Lavender. Its foliage is silvery and aromatic, it thrives in the sun and is drought resistant, it has lilac blue flowera on stems, it is loved by bees and butterflies and looks great
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…Sage is a beautiful plant that is robust and can thrive in poor and chalky soils 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… More Info
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Heteropappus meyendorfii 'Blue Knoll'
…like blue charm chrysanthemums. No matter what the weather conditions - torrential rain, snow or frost they continue to look far and away the best, brightest plant in the garden, even right through November. *Sow during January/February to flower in October… More Info
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…Bleu' produces intense, blue flowers in August and September, giving your garden a much needed, late summer splash of colour. This hardy shrub is attractive not only to humans, but also to pollinators such as bees, for its blooms are rich in nectar. Consequently, the … More Info
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Chamaecyparis pisifera 'Baby Blue'
…pisifera 'Baby Blue' forms an attractive tree over time, making a fine feature as an individual focal point, or grown side by side as an evergreen hedge. Height: 100cm (39). Spread: 80cm (31). Plant height and spread is seasonal therefore we list by pot size rather… More Info
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Osteospermum 'Blue Eyed Beauty'
For a vibrant, low maintenance, drought tolerant plant for borders or planters, Osteospermum 'Blue Eyed Beauty' is hard to beat. It is well suited a range of garden styles, from contemporary to cottage. This African Daisy flowers profusely between June and September,… More Info
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Juniperus scopulorum 'Blue Arrow'
…scopulorum 'Blue Arrow' is very low maintenance and the RHS has given the plant its Award of Garden Merit. Height: 2.5m (8'). Spread: 50cm (20). Plant height and spread is seasonal therefore we list by pot size rather than a defined plant size. The… More Info
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True to the plant's name, the heart-shaped leaves of Hosta 'Fragrant Blue' are joined by sweet-smelling, mauve flowers in July and August. Best grown in moist, shady borders, this hardy perennial continues to produce its blue-green foliage throughout the season,… More Info
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Morning Glory 'Hazelwood Blues'
…Ipomoea Hazelwood Blues brings together some of the most attractive shades of blue available in Morning Glories. This is a truly vigorous annual climber, ideal for covering fences, trellis or an ornamental garden arch. Ipomoea Hazelwood Blues will also look… More Info
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…an early-maturing variety. Clusters of pretty white, bell-shaped flowers in spring are followed by fiery red foliage in the autumn, making this a valuable hardy shrub for seasonal interest in the garden. Blueberry 'Powder Blue' is an attractive addition to patio… More Info
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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… More Info
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Caryopteris x clandonensis 'Kew Blue' (Large Plant)
…dark blue flowers will reward you from late summer to autumn. Loved by butterflies and bees, Caryopteris is a tough shrub, making it popular for both parks and gardens in all areas of the UK. Shrubs are perfect for hot, sunny borders and are low maintenance. Height:… More Info
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Cornflower 'Red, White & Blue'
…contrasting and vibrant mixture of red, white and blue cornflowers provides a bold and long-lasting display to the garden. Traditional and reliable, display these pretty, pollinator-friendly plants in wildflower areas, borders and patio pots, planted in groups… More Info
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Salvia nemorosa 'Salvatore Deep Blue'
Salvia nemorosa 'Salvatore Deep Blue' makes a lovely focal point at the front of sunny borders. This compact hardy perennial sends up spires of dense, tiny blooms in dark indigo purple. The stems are also dark maroon, giving this eye-catching Salvia a particularly alluring… More Info
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…Compact in size, Morning Glory ?Mini Sky Blue? is the perfect climber for creating a lush surrounding without getting too large, yet its fast growing nature means it will quickly scramble up a support and provide a wonderful summer of colour. This versatile plant is… More Info
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Hydrangea macrophylla 'Black Diamonds Shining Angel Blue'
…unusual colour-changing flowers and something different to plant in borders and large containers this season. Height and spread: 1.2m (4'). Plant height and spread is seasonal therefore we list by pot size rather than a defined plant size. The height and… More Info
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