Blue Hardy Perennials

Dracocephalum rupestre

This unusual perennial is native to mountain meadows in China where it thrives in rocky, freely draining ground. It has long been grown in Chinese gardens, where it is valued for its intensely blue, tubular flowers borne on upright, unbranched stems above clumps of softly hairy leaves. A relative of…  More Info

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Geranium 'Storm Cloud'

Geranium ‘Storm Cloud’ is a beautiful new hardy geranium. Forms a bushy mound of dark green finely cut foliage and stems of vibrant purple flowers which bloom from June to October. Drought and temperature tolerant, this Geranium combines well with other herbaceous plants in a garden…  More Info

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Clematis alpina

…tough, mountain species which survives temperatures down to -40 and doesn’t demand any attention. In return, it bears masses of dainty, nodding blue flowers with prominent white stamens from March to mid May, followed by fluffy seedheads. Aside from removing any dead or damaged growth, routine…  More Info

Just£29.99

Vinca minor 'Illumination'

A trailing evergreen perennial with striking, variegated golden foliage and violet-blue periwinkle flowers. Flowering over a long period from late spring through to late summer, Vinca minor 'Illumination' is a fantastic low-maintenance addition to the garden and provides all-year-round interest.…  More Info

Just£29.99

Agapanthus 'Midnight Sky'

…do they produce a greater number of flowerheads than other varieties, but each umbel is more densely packed with blooms. An excellent choice for perennial borders and patio pots. Height and spread: 50cm (20in). Plant height and spread is seasonal therefore we list by pot size rather than a defined…  More Info

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Echinops spaerocephalus 'Arctic Glow'

…architectural presence long after the blooms have finished and dried heads make an interesting addtion to flower arrangements. It’s a great perennial for adding distinctive spherical shapes to a border and contrasting them with upright accents such as Salvias and Agastache. Flowering later in…  More Info

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Corydalis flexuosa 'Purple Leaf'

…?Purple Leaf' is an attractive and unusual plant, with ferny purple foliage tinged with red, accompanied by tubular flowers in an eyecatching shade of blue. This Corydalis might look delicate, but it is tough and enjoys our cool English summer weather. Corydalis will spread to form clumps in a shady…  More Info

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Phyteuma scheuchzeri

More commonly found in mountain meadows in the Alps than in British gardens, Phyteuma scheuchzeri is a striking and quirky alpine boasting distinctive horned flowerheads in vivid purple-blue. The unusual flowerheads are borne on upright stems above a basal clump of narrow, pointed semi-evergreen…  More Info

Just£19.99

Delphinium 'Red Lark'

Delphinium ‘Red Lark’ is a strikingly unusual flower colour bearing bright, salmon-red, semi-double flowers above mounds of finely cut foliage. This free-flowering variety has stronger stems and a compact growth habit which makes it an easier Delphinium to manage than taller varieties.…  More Info

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Agapanthus 'Ever Sparkle'

The first ever compact Agapanthus to feature bicoloured flowers and an extended flowering period! Agapanthus ‘Ever Sparkle’ is a semi-dwarf variety with gorgeous indigo and white bicoloured flowers. This free-flowering selection is especially eye-catching and at only 40cm tall,…  More Info

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Polemonium 'Heaven Scent'

A lovely plant for a partly-shaded, woodland-type border. From May to July, Polemonium 'Heaven Scent' bears purple-violet bell-shaped, highly fragrant flowers with bright golden anthers. The flowers nod above pretty foliage which emerges dark bronze to purple in spring, forming a lovely complement…  More Info

Just£29.99

Vinca major 'Variegata'

…'Variegata' is a great choice for low maintenance parts of the garden such a slopes or areas which are difficult to access. It is a groundcover perennial that grows best in full sun, but can cope with a wide range of conditions and soil types. More commonly known as Variegated Greater Periwinkle, it…  More Info

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Spring Spectacular Colour Collection

…of brightly coloured flowers that can either be planted amongst your perennials or in borders and containers for a striking stand alone display. Collection includes:* 12 Tulip Rainbow Mix,* 50 Allium Moly,* 20 Muscari 'Blue Spike',* 50 Allium Neapolitanum,* 6 Oxalis 'Adenophylla',* 50 Allium…  More Info

Just£12.99

Tradescantia Little Doll

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 ‘Little Doll’…  More Info

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Passiflora caerulea on a Hoop

…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, deeply lobed evergreen…  More Info

Just£19.99

Delphinium belladonna 'Bellamosum'

…extra-large blue flowers. These belladonna hybrids are particularly generous in flower as rather than the single spikes of other varieties, plants are multi-branching and more compact so they require less staking. This iconic cottage-garden plant is an outstanding architectural perennial for the…  More Info

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Agastache Little Adder

…associating beautifully with ornamental grasses and making an excellent addition to a gravel garden, Mediterranean scheme or wildlife area. This perennial plant performs best in well-drained soils. It can be short-lived in very cold gardens or soils which remain wet through winter. Height and…  More Info

Just£24.99

Polemonium yezoense 'Purple Rain'

Polemonium yezoense ‘Purple Rain’ is a charming perennial boasting beautiful ferny foliage in a stunning dark purple-bronze, which matures to deep green later in the year. Clusters of soft blue-purple flowers are held on upright stems in early summer. Preferring moist, fertile soils that…  More Info

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Penstemon 'Pensham Arctic Fox'

…spear-shaped semi-evergreen foliage. This hardy and reliable penstemon looks stunning in combination with grey-leafed plants. Height: 60cm (24in). Spread: 45cm (18in). Penstemons are invaluable plants for the front of the border. These are generous perennials, putting on a non-stop performance for…  More Info

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Salvia x sylvestris Rose Queen

…Salvia is long-flowering and low maintenance, injecting colour and vertical accents into herbaceous borders. Unlike most other hardy Salvias, which come in blue and violet hues, this one has deep pink buds which open to rose pink flowers borne on stiffly upright flower spikes. Drought tolerant…  More Info

Just£19.99

Campanula 'Canterbury Bells'

…'Canterbury Bells' is a blend of pink, white, violet and blue forms that make lovely cut flowers if you can spare a few! With an upright habit, they deliver height and interest throughout the border, mingling harmoniously with other summer perennials and gently seeding about to fill gaps and create…  More Info

Just£19.99

Iris germanica 'Rose de Perse'

…beards. Iris germanica is one of the earliest flowering perennials which provide sumptuous flowers in hot summer borders. Their blue-green, sword-like foliage also provides interest and good contrast with softer mounds of other perennials, long after the flowers have faded. Height: 90cm (35in).…  More Info

Just£13.99

Clematis 'New Love'

A pretty herbaceous Clematis producing bushy clumps of large green leaves from which emerge strong, upright stems of purple-blue flowers with a punchy sweet fragrance. Blooming over a long period from summer to early autumn, Clematis 'New Love' is a superb addition to herbaceous borders, cottage…  More Info

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Nepeta 'Six Hills Giant'

Nepeta 'Six Hills Giant' forms mounds of silver-green foliage, and lilac-blue flower spikes from early summer. These nectar-rich blooms attract bees and pollinating insects, and cats adore the aromatic foliage. One of the most widely-grown Catmints, 'Six Hills Giant' is a tall variety, wonderful…  More Info

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Aster amellus 'Rudolf Goethe'

Asters are unsurpassed for their ability to provide many weeks of late summer and autumn colour. Aster amellus ‘Rudolf Goethe’ is no exception and its sturdy, compact form makes it highly suitable for smaller gardens. From September to October, it bears a profusion of violet-blue flowers…  More Info

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Campanula collina

This rarely seen alpine campanula produces small mounds of downy, sage-like, basal leaves which bear multiple short spikes of violet-blue, bell-shaped flowers from mid to late summer. Campanula collina is a charming plant for a rock garden or alpine trough and for edging borders on freely-draining…  More Info

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Prunella vulgaris

This little native wildflower is perfect for introducing into wildflower lawns, wildflower patches or creeping along border edges for low-maintenance ground cover. If you would like some wildflowers in the lawn but don?t want long grass, it?s a good choice as it will survive mowing and if the flower…  More Info

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Passiflora caerulea

The glossy evergreen foliage of this magnificent climber is the perfect backdrop for its glamorous looking blooms. Snow white petals are crowned with an explosion of purple stamens at their centre for a really exotic look. The prominent egg shaped, orange fruits that follow are edible, although…  More Info

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Viola sororia 'Freckles'

Viola sororia ?Freckles? sports unusual violet-purple, speckled blooms during spring and summer. The eye-catching flowers are held above neat clumps of heart shaped, deep-green foliage. This charming violet will abundantly self-seed, its offspring will around the garden to provide welcome reminders…  More Info

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Brunnera 'Alexander's Great'

You can really make a statement with the silver veined foliage of Brunnera 'Alexanders Great' - they shout 'look at me' for all the right reasons. This particularly large leaved variety is wonderfully dramatic. It makes superb spreading ground cover, or why not grow it in a prominent container on…  More Info

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Rudbeckia Summerdaisy Collection

…superb in combination with ornamental grasses or deep purple or blue flowers such as salvias, as well as making a great addition to hot colour schemes. Relatively compact at only 50cm (20in) tall, these easy-to-grow hardy perennials are perfect for borders and container displays. Height and spread:…  More Info

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Ajuga reptans 'Black Scallop'

…conditions. From late spring, this striking variety of Bugle produces violet blue flower spikes against a thick mat of shimmering, liquorice black foliage, which becomes darker when grown in full sun. This perennial plant is more sun tolerant than many other varieties. Attract pollinating insects…  More Info

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Hosta 'Giant Leaved Mix'

…three superb varieties with particularly showy foliage, that will create an unforgettable display. With a dense, clump forming habit, these hardy perennials will spread to create superb ground cover for those challenging shaded areas of the garden. Ideal for the front of borders or planting into…  More Info

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Meconopsis baileyi 'Alba'

…blue poppy is a real eye-catcher in late spring and early summer. Pure white, silky petals surround golden yellow stamens to form clear, single blooms up to 10cm (4) across. Meconopsis baileyi ?Alba? is a captivating short-lived perennial and is 99% true to type; very occasionally the odd blue…  More Info

Just£11.99

Penstemon 'Windsor Red'

…deep into autumn. Not only are they one of the longest-flowering perennials available but they come in an infinite number of varieties and the colour range is vast. From luxurious purples and daring reds to luminous cools blues and creams – there is a penstemon out there for every taste.…  More Info

Just£24.99

Summer Colour Bundle

…generous selection of hardy shrubs and perennials that will brighten your garden from summer through to autumn. Collection contains: Anemone Blanda Mixed (50 bulbs) - Daisy-like flowers stretch out their petals to form a carpet of dazzling colour. These spreading woodland perennials create a great…  More Info

Just£39.99

Geranium 'Reflections'

…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 wonderful range of colours. Flowers early to mid…  More Info

Just£0.99

Echinops ritro

Echinops ritro produces jagged globes of brilliant blue flowers on silvery green stems, held above clusters of spiny, deeply cut foliage. This favoured perennial has a strong architectural impact and forms a striking contrast with other perennial varieties. Globe Thistle is perfect for wildlife…  More Info

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Campanula garganica

…and crevices in paving to smother unwanted weeds. In summer, it is densely smothered in masses of star-shaped flowers in varying shades of pale blue to lilac with paler centres. Height: 20cm (8). Spread: 30cm (12). Plant height and spread is seasonal therefore we list by pot size rather than a…  More Info

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Delphinium 'Black Knight'

…maximum impact, plant Delphiniums in bold clumps at the back of a sunny border; they are perfect for adding height and colour. These outstanding perennials will certainly attract lots of attention when planted in your garden. Delphinium 'Black Knight' flowers from early summer, often flowering…  More Info

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Buphthalmum salicifolium

Buphthalmum salicifolium spreads sunny yellow daisies along the edges of borders, pairing beautifully with blue-flowered perennials such as lavenders, salvias and geraniums in dry, sunny positions. Forms a low, branching clump of narrow leaves from which rise bright, pure yellow daisies about 6cm…  More Info

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Lupin 'The Governor'

…are tightly packed on tall architectural spires. Carefully bred for a long flowering period with unbeatable garden performance. This traditional cottage garden perennial creates a strong impression in borders or planted in groups at the edge of woodlands. Height: 90cm (36). Spread: 75cm (30).  More Info

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Agapanthus Trio

…alternatively forming attractive autumn seed heads if left intact. With large strap-shaped leaves and distinctive flower heads, these impressive hardy perennials are ideal for adding architectural presence to borders and containers. These exotic blooms make a real statement in sunny borders and…  More Info

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Salvia x superba 'Snow Hills'

…with blues, pinks and silver foliage for a calming colour palette. This dwarf and compact Salvia is an excellent choice for small gardens or container growing. From early summer, it bears dense spikes of small white flowers held above neat rosettes of leaves. Salvias are invaluable border perennials…  More Info

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Linum perenne White

Perennial flax is a beautiful plant bearing masses of satiny, saucer-shaped blooms in a stunning shade of sky blue atop wiry stems. Blooming profusely throughout summer, Linum perenne ‘Blue’ makes a wonderful addition to cottage gardens, gravel gardens, prairie planting and containers.…  More Info

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Aquilegia caerulea 'Biedermeier'

This low growing, compact columbine comes in a gorgeous mix of pastel shades in pink, purple, blue and white, including bi-colours. The short-spurred, double blooms are produced from spring to midsummer, nodding on short stalks above a basal mound of attractive blue-green, finely divided foliage.…  More Info

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Dianthus plumarius 'Ipswich Pinks Mixed'

…above blue foliage that is close and tightly knit. Ground smothering weed suppressors, they remain evergreen (blue). Floriferous and fragrant, they are welcome cut flowers and a necessity for the cottage garden, border or rock garden, being also suitable for edging or walls. A hardy perennial, they…  More Info

Just£0.99

Veronica repens

This dainty little ground-hugger is perfecting for cracks between paving stones, flowing over walls or as underplanting amongst shrubs and spring bulbs. During late spring it produces a spreading carpet studded with starry pale blue and white flowers. Height: 5cm (2in). Spread: 30cm (12in).  More Info

Just£19.99

Heuchera 'Lime Marmalade'

…lime green cultivars, but it?s really most useful for those dry, shady spots where its colour can be complemented with blue or purple woodland flowers such as Pulmonaria ?Blue Ensign? or for foliage contrast, plant some feathery ferns like ?Fantastic Ursula?s Red? alongside. 'For a really stunning…  More Info

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Salvia nemorosa 'New Dimensions Mix'

…Sages that will flower throughout the summer, with regular deadheading. Salvia nemorosa 'New Dimensions Mix' produce an abundance of mauve-pink and blue flower spikes that rise above the coarse, dark-green foliage. These neat and bushy plants make a charming focal point at the front of borders and…  More Info

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Ajuga reptans 'Mahogany'

…burgundy colour and form neat rosettes which rapidly spread through creeping stolons. From mid to late spring, it bears short, upright spikes of deep blue flowers. Thrives in shady, difficult ground beneath trees and shrubs or in crevices between bricks and flagstones. Provides an important early…  More Info

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Ajuga reptans 'Mahogany'

…burgundy colour and form neat rosettes which rapidly spread through creeping stolons. From mid to late spring, it bears short, upright spikes of deep blue flowers. Thrives in shady, difficult ground beneath trees and shrubs or in crevices between bricks and flagstones. Provides an important early…  More Info

Just£28.99

Sage

…leaves of sage are ideal for adding their rich flavour to meats and stuffing. This hardy sub-shrub is an essential herb for adding to the Sunday roast but also makes an attractive plant in the perennial border. The flavour of the leaves will be best when growing sage in warm, dry conditions.…  More Info

Just£0.89

Summer Heat Colour Collection

…your patio pots with fabulous colour and long lasting structure. Our Summer Heat Colour Collection contains a generous selection of hardy shrubs and perennials that will brighten your garden from summer through to autumn. Collection Includes: Geranium sanguineum (1 Bare Root) - A spreading Geranium…  More Info

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Echinacea Pallida

…a prominent rusty-orange cone at the centre. It’s a classic ‘prairie style’ perennial which blends beautifully with ornamental grasses, or pair it’s delicate pink flowers with blue Perovskia, Agastache or Echinops. The flowers are great for pollinators and will last for up to…  More Info

Just£19.99

Heucherella 'Tapestry'

…award-winning Heucherella is a good selection for both its patterned foliage and colourful flowers. Heucheralla ‘Tapestry’ has lobed, blue to green leaves adorned with purple veining. From late spring to summer, tall, airy stems support small, bright pink flowers that create wispy veils…  More Info

Just£19.99

Clematis x aromatica

Prominent creamy stamens contrast beautifully with the slender violet- blue flowers of this graceful climber. Throughout summer the striking star shaped blooms exude a superb fragrance. This vigorous species will quickly cover walls and fences, and can be pruned to almost ground level each year,…  More Info

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Agapanthus africanus 'Pitchoune White'

A partner to ‘Pitchoune Blue’, Agapanthus ‘Pitchoune White’ boasts equivalent large-sized flowerheads above a nicely compact plant that is perfect for small gardens or patio containers. Gleaming white, trumpet-shaped flowers rise above strappy, evergreen foliage. Flowering…  More Info

Just£12.99

Nemesia 'Melody Collection'

…spread: 40cm (16in). Nemesia ‘Melody Collection’ comprises the following varieties:* Nemesia ‘Most Scented Melody Lilac Blue’ - Pale blue with a white eye.* Nemesia ‘Most Scented Melody Morello Ice’ - Bi-coloured rose and white flowers with a yellow eye.* Nemesia…  More Info

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Heuchera 'Lime Marmalade'

…cultivars, but it’s really most useful for those dry, shady spots where its colour can be complemented with blue or purple woodland flowers such as Pulmonaria ‘Blue Ensign’ or for foliage contrast, plant some feathery ferns like ‘Fantastic Ursula’s Red’ alongside.…  More Info

6 Options From£11.99