Hardy Blue Flowers

Scabiosa japonica 'Ritz Blue'

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-draining spot and showing good…  More Info

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Jasione laevis 'Blue Light'

…relaxed, informal habit of Jasione ‘Blue Light’ makes it a perfect plant for a wildlife garden or informal border where it will attract the interest of beneficial pollinators. All summer it bears fluffy, globular heads of pin-cushion, blue flowers on wiry stems above basal rosettes of…  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 early flowering perennials such as Geraniums…  More Info

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Blueberry 'Powder Blue'

…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 containers or acidic borders, and…  More Info

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Campanula persicifolia 'Blue Bell'

…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 on slender stems during the summer, which can be cut and used in floral…  More Info

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Lavender 'BeeZee' Dark Blue'

…new hardy, compact lavender bred specifically for the British climate, Lavender 'BeeZee® Dark Blue’ even improves on the very popular ‘Hidcote’. Lavender 'BeeZee® Dark Blue’ is more vigorous and free-flowering than ‘Hidcote’, with fat, dark blue flower…  More Info

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Veronica 'Inspire Blue'

…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 is perfect for rockeries, freely…  More Info

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Rhododendron 'Blue Diamond'

Rhododendron 'Blue Diamond' is a dwarf variety that produces masses of bell-shaped violet blue flowers that will smother these plants in mid-spring. As the blooms age these will mature to Lavender Blue. This bushy little shrub is covered in dark evergreen leaves bringing colour to the garden all…  More Info

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Euphorbia characias 'Glacier Blue'

…and a compact habit, Euphorbia ?Glacier Blue? is perfect for low-maintenance borders, and the exotic-looking flowers are a great source of spring nectar for pollinating insects. Try cutting a few blooms of Mediterranean Spurge for a long-lasting flower arrangement indoors. Height and spread: 60cm…  More Info

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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 versatility and long flowering period. Height:…  More Info

Just£3.49

Lobelia 'Waterfall Ice Blue'

…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 central white flash making them appear to sparkle…  More Info

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Meconopsis baileyi 'Blue'

Is there a more beautiful bloom in the entire flower kingdom than the famous Blue Poppy? The large bowl shaped blooms will have a dramatic effect and are certainly worth a place in your garden. Challenging to grow from seed, we've done the hard bit for you. Simply pot up and enjoy. Height: 120cm…  More Info

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Viola 'Ocean Blues Collection'

…short, strong stems creating a tight, neatly domed display. Exceptionally early to bloom and long flowering, Viola ‘Ocean Blues Collection’ come in harmonious tones of deep blue, sky blue and white, creating an uplifting display in winter/spring. Height: 20cm (8in). Spread: 23cm (9in).  More Info

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Lupin 'Gallery Blue'

…year after year, getting stronger, with more flower spikes each time. The Lupin Gallery Series are intensely coloured varieties that add vibrancy and structure to your garden displays. These amazing dwarf lupins are easy to grow and once the first flower spike starts to fade, simply cut it back and…  More Info

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Salvia farinacea 'Victoria Blue'

…usually grown as an annual. Dense spikes of vivid purple-blue flowers are produced over a long period from the beginning of summer right through to the first frosts, on matching purple-blue stems for a truly striking effect. The flower spikes are loved by pollinators and are excellent for cutting.…  More Info

Just£3.99

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 looks well placed in the rockery. An…  More Info

Just£2.49

Delphinium grandiflorum 'Blue Butterfly'

Delphinium grandiflorum ‘Blue Butterfly’ is very different to the tall, stately Delphiniums we are all familiar with. This little gem stands at only 30-45cm making it much easier to manage and well-suited to smaller gardens. It more than makes up for its modest size with the colour of…  More Info

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Ceanothus 'Blue Sapphire'

Ceanothus 'Blue Sapphire' is a compact, spreading evergreen shrub whose arching stems are cloaked with small, glossy leaves in a very dark green with a hint of bronze. In late spring and early summer, the plant becomes smothered with tight, rounded clusters of tiny, vivid cobalt-blue flowers,…  More Info

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Andromeda polifolia 'Blue Lagoon'

…ericaceous compost. Andromeda polifolia 'Blue Lagoon' is a very hardy, evergreen shrub that forms dense round cushions of blue-green linear foliage which resembles that of Rosemary. From May to June, it bears clusters of small, pale pink. nodding, bell-shaped flowers which are highly attractive to…  More Info

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Eryngium planum 'Blue Hobbit'

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 flowers. Height and…  More Info

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Morning Glory 'Blue'

…purple-blue trumpets from July to September accompanied by attractive, heart-shaped foliage. New flowers open daily producing a succession of colour over a long season. Morning Glory ‘Blue’ is perfect for introducing colour at a height in borders when grown on an obelisk, or for quickly…  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' produces an abundance of dainty blooms…  More Info

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Nigella damascena 'Moody Blues'

…some spectacular double 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 have…  More Info

Just£3.49

Clematis 'Multi Blue'

The large double blooms of Clematis 'Multi Blue' will provide you with a starburst of deep blue colour in early Summer and again at the end of the season, giving you twice the enjoyment of this extraordinary flower. A vigourous variety, it would look perfect twining its way through a mature tree, or…  More Info

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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 edible flowers click here.  More Info

Just£1.00

Larkspur 'Gentian Blue'

A clear, 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 Reasons to buy your seeds from…  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 trellis, fences, poles,…  More Info

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Veronica spicata 'Ulster Dwarf Blue'

…Above deep green, lance-shaped leaves, a myriad deep blue flowers crowd the upright stems to form perfect spires tipped with lime green, creating an eye-catching display all summer that is a magnet for pollinators. An easy and reliable hardy perennial, Veronica spicata has a place in every garden.…  More Info

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Veronica 'Moody Blues Dark Pink'

…an endless supply of upright flower spikes borne above a dense matt of dark green toothed foliage. The flower spikes are crammed with tiny, deep rose-pink flowers that are very attractive to bees. This reliable hardy perennial also makes a great cut flower. Height and spread: 30-35cm (12-14in).  More Info

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Caryopteris x clandonensis 'Kew Blue'

Caryopteris ?Kew Blue' is a compact and neat shrub that is easy to grow and care for. Its silvery and subtly aromatic foliage combined with beautiful 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…  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 plants with white, blue and purple flowers.…  More Info

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Osteospermum 'Erato Double Ice Blue'

This African daisy is great for informal, and prairie style borders and planters, as well as alpine rockeries. Osteospermum erato ?Double Ice Blue? flowers from May until September, and has nearly white single petals, that contrast with the blue-edged double centres. Thrives in full sun. Height:…  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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Nigella 'Moody Blues' (Start-A-Garden™ Range)

…together some 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 strong aroma and spicy taste, they…  More Info

Just£1.49

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 abundance over a long flowering…  More Info

Just£1.00

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 texture and colour to bedding,…  More Info

Just£3.35

Nemesia 'Most Scented Melody Lilac Blue'

…winter-hardy Nemesia! Honey-scented, miniature snap-dragons in pale blue with a white eye smother dense, rounded mounds of tiny foliage. Miniature but mighty, Nemesia ‘Most Scented Melody Lilac Blue’ has incredible flower power combined with a dainty charm that means it harmonises…  More Info

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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. Let it intertwine with paler…  More Info

Just£3.49

Fuchsia 'Genii' (Hardy)

…curl back to reveal dainty petals in a shade of deep indigo blue. The contrast with the glowing golden leaves serves to highlight the blooms even more. Fuchsia Genii are well behaved shrubs that are easy to grow and as they are fully hardy they'll last for many years. Equally happy in borders or…  More Info

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Passiflora (Passion Flower) 'Lavender Lady'

Passion flowers are vigorous but tender evergreen climbers grown for their uniquely elaborate and showy blooms. Offset by deep green, three-lobed leaves, the exotic flowers of Passiflora 'Lavender Lady' are an unusual and striking shade of pale purple, with vivid blue-purple filaments surrounding a…  More Info

Just£12.99

Caryopteris 'Sapphire Dream'

…providing bright colour for the border even before the electric blue flowers appear. Caryopteris are hardy shrubs which love dry and sunny borders where they create late summer colour, performing long after most other flowering plants have finished. Their nectar rich blooms are a magnet for…  More Info

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Fuchsia 'Lionita Double Rose-Blue'

…rewards with hundreds and hundreds of flowers for minimal effort! Fuchsia ‘Lionita Double Rose-Blue’ bears a profusion of double flowers with pink outer corollas and purple inner petals. The flowers are both dainty and high-impact. Flowering is so abundant, and the plants are so densely…  More Info

Just£22.99

Geranium 'Rozanne'

…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 make excellent ground cover and help…  More Info

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Anagallis monellii 'Skylover'

…alternative to Lobelia! The spreading stems of this pretty Blue Pimpernel make a carpet of summer flowers for your rockery or alpine garden. Its interesting foliage and pendulous habit are perfect for your hanging baskets too. This delightful hardy perennial offers an extravaganza of ultramarine all…  More Info

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Passiflora caerulea on a Hoop

…ideal for a sunny windowsill where you can admire up close its spectacular greenish-white flowers adorned with a prominent central stigma and surrounded by a ring of purple, blue and white filaments. The flowers are followed by decorative orange fruits that stand out against a background of glossy,…  More Info

Just£19.99

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 borders, adding height and…  More Info

Just£1.00

Hebe 'High Voltage'

…habit, Hebe ?High Voltage? is a high impact, hardy shrub for your garden. The summer flowers of this variety will start off a stunning electric blue and as the season progresses it slowly changes to pure white, often with both colours appearing on each flower spike. Winter will also add interest as…  More Info

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Agapanthus 'Twister'

…more contemporary style of garden. The flower 'globes' of Agapanthus 'Twister' are made up of many small, delicate flowers, with pure white flutes that blend to inky blue throats. They sit atop sturdy stems about 60cm (24) in height. This African Lily flowers between July and September and thrives…  More Info

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Salvia nemorosa 'Bumblesky'

The sky-blue flowers of Salvia nemerosa ‘Bumblesky’ are sure to attract plenty of bumblebees to your garden. This hardy salvia bears numerous, upright spikes of soft-blue tubular flowers, flowering freely from summer to autumn with regular deadheading. Its compact, bushy habit makes it…  More Info

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Campanula poscharskyana

…as the Serbian Bellflower, Campanula poscharskyana forms a creeping mat of lax stems that are smothered in violet blue, star shaped flowers late spring to August. This low growing hardy perennial has a spreading habit that makes superb groundcover in rockeries and gravel gardens, or spilling over…  More Info

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Passiflora caerulea

…rather unpleasant to taste. An easily trained, vigorous climber that will quickly cover sunny walls and pergolas. Height: 10m (32?). Supplied as 40mm plug plants. Supplied in 2 litre pots. Culinary information: Some parts of these flowers are edible. Click here for more details about edible flowers.  More Info

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Ceratostigma plumbaginoides

…it not only bears colourful flowers, but vivid autumn foliage too. Ceratostigma plumbaginiodes forms a low-growing, spreading plant composed of wiry red stems clothed in bright green, oval leaves. From late summer to autumn, it bears clusters of gentian blue flowers of a vivid intensity rarely seen…  More Info

Just£29.99

Allium caeruleum

A true blue Allium with globes of tiny flowers perched atop stiff, upright stems. The foliage of Allium caeruleum often dies back before the flowers emerge so it is best planted among leafy herbaceous perennials where the yellowing foliage can be hidden out of sight. A lovely choice for delivering…  More Info

Just£7.99

Agapanthus 'Jacaranda'

This African Blue Lily won't leave you feeling blue with its spectacular umbels of violet flowers, patterned with a darker stripe. What's more, the Agapanthus 'Jacaranda' is one of the first hardy perennials of its kind to bloom, so will add a dramatic splash of colour to sunny borders from June…  More Info

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Bacopa 'Blutopia'

Not every plant can be the star of the show! This pretty half hardy trailing plant is a valuable filler plant for a hanging baskets and containers. The tumbling, evergreen stems of Bacopa 'Bluetopia' bear a smothering of mauve blue flowers throughout summer, that keep baskets looking full of colour…  More Info

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Campanula poscharskyana 'Stella'

This low growing hardy perennial has a lovely spreading habit. Branching stems produce loose sprays of star-shaped, violet-blue flowers that are irresistible to pollinating insects. Vigorous and free flowering, Campanula poscharskyana 'Stella' requires little maintenance once established. At its…  More Info

Just£24.99

Polemonium reptans 'Stairway to Heaven'

…foliage with the added feature of pretty blue flowers during April and May. The heat-tolerant tapering leaves of Polemonium reptans 'Stairway to Heaven' have a deep cream edge that will develop a pink tinge in full sun. Jacobs Ladder versatile hardy perennial that is easy to maintain and will…  More Info

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Tradescantia J C Weguelin

Hardy Tradescantia are useful border plants with unusual 3-petalled flowers produced over a long period, nestled amongst long, sword-shaped evergreen leaves. These versatile clump-forming perennials are unfussy about soil and grow well in sun or in part shade. Tradescantia 'J.C. Weguelin' bears…  More Info

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Passiflora 'Cooltropics' Eia Popeia''

Hardy, fruit-bearing and above all, stunningly beautiful! A breeding breakthrough has led to the development of this exciting Passiflora incarnata Cooltropics® hybrid. Whereas other passion flowers that produce edible fruits are tender, Passiflora Cooltropics® 'Eia Popeia'® is reliably…  More Info

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Rhododendron Duo

…April that virtually covers the dark evergreen foliage. Rhododendron 'Ramapo' is a particularly tough variety, hardy in very low temperatures, and even tolerating full sun. The mauve flowers appear from April above attractive blue-green foliage which remains evergreen in winter. This duo is made up…  More Info

Just£32.99