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Home > 'Blue Perenials'

'Blue Perenials'

264 products, 1 articles, 30 blogs

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 (0.75in) flowers of orchid-blue, veined in purple-violet, borne on bushy…  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

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Heteropappus meyendorfii 'Blue Knoll'

Seed of this amazing new garden plant can be sown early in the year* and by the same autumn will be completely smothered in hundreds and thousands of shiny, light reflecting flowers, forming perfect mounds (or knolls) 30cm (12in) high and 45cm (18in) across. During a…  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

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Eryngium alpinum 'Blue Lace'

A spectacular alpinum selection with impressive long lasting clear violet-blue terminal flower heads on stunning blue stems. Makes an eye-catching addition to any border, and an attractive cut flower. Height: 85cm (34in)  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

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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

  • Sun shade: Sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

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Salvia patens

A classic border plant, ideal for adding a cool blue drift to your planting schemes. The attractive, large blue hooded florets are borne on erect stems above toothed foliage. First year flowering, blooms throughout the summer into autumn. Height: 45-60cm …  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

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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…  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

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Agapanthus Blue & White Collection

This magnificent mix combines blue Agapanthus 'Queen of the Ocean' and white Agapanthus 'Polar Ice' for a striking two tone display. In summer, these impressive perennials lend their stature to borders and patio containers, where their architectural seed heads…  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

2 Options From£19.98

despatch by end of december 2017

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Pansy 'Karma Blue Butterfly' F1 Hybrid

A totally unique Pansy! 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…  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Borders
  • Flower Colour: Yellow
  • Longevity: Perennial

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Delphinium x cultorum 'Centurion Lilac Blue Bicolour' F1 Hybrid

UK Exclusive. One of the very best 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…  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

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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

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

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Eryngium planum 'Blue Hobbit'

Eryngium 'Blue Hobbit' is an unusual and striking plant with sprays of spikey electric blue flowers, with up to 100 on each plant. They are very adaptable and can grow in various types of soil, and also in patio containers. As a dwarf variety it has a…  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

3 Options From£9.99

despatch by end of february 2018

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Penstemon heterophyllus 'Electric Blue'

Intensely blue flowers with a tinge of purple contrast beautifully with the silvery green foliage of this hardy perennial. The long lasting blooms of Penstemon heterophyllus ?Electric Blue? appear from June through to October enticing plenty of pollinating…  More Info

  • Sun shade: sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

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despatch by end of may 2018

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Dianthus amurensis 'Siberian Blues'

Compact, bushy mounds of bluish evergreen foliage erupt into a sea of mauve-blue flowers in late spring and are the closest yet to a true blue Dianthus. Ideal planted in borders, rockeries and containers, flowering over a long period each summer for many, many…  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

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Festuca glauca 'Elijah Blue'

Festuca glauca Elijah Blue is an easy-to-grow evergreen plant, perfect for patio pots, borders and rockeries. Its grassy leaves are an unusual shade of cobalt blue, and an architectural appearance makes this variety a good choice when designing a garden.…  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Green
  • Longevity: Perennial

2 Options From£14.99

despatch by end of july 2018

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Meconopsis betonicifolia 'Blue'

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

  • Sun shade: Sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

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Meconopsis betonicifolia 'Blue'

Meconopsis betonicifolia - a stunning blue Himilayan Poppy that will certainly make an impact on its own, let alone as part of this collection. The large bowl shaped blooms will have a dramatic effect and are certainly worth a place in your garden. Add some…  More Info

  • Sun shade: Dappled shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

3 Options From£8.99

despatch by end of december 2017

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Cichorium intybus 'Electric Blue'

The wild form of the vegetable Chicory makes a beautiful 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!  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

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Lavender 'Mini Blue'

Perfect for containers and for use as a neat edging plant, here's a dwarf first-year-flowering perennial lavender. The compact, yet bushy plants enjoy a position in full sun where they quickly become covered with masses of highly fragrant blue flowers. Impressive…  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Purple
  • Longevity: Shrub

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Clematis 'Multi Blue'

Created in Holland in 1983, Clematis 'Multi Blue' flowers have distinct and elaborate centres with large anthers. The flowers are between 8 and 13cm in diameter and the sepals are violet-blue. It grows best in a full sun or partial shade position and is a great…  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Borders
  • Flower Colour: Purple
  • Longevity: Perennial

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Agapanthus 'Blue Prince'

  • Sun shade: sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

2 Options From£8.99

despatch by end of january 2018

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Agapanthus 'Brilliant Blue'

Agapanthus 'Brilliant Blue' lives up to its name, with dazzling azure flowers, borne upon stiffly upright stems. The mid green, strap-like leaves form neat clumps of slender foliage that make superb ground cover when grown in dense groups. This exquisite African…  More Info

  • Sun shade: sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

3 Options From£16.99

despatch by end of june 2018

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Geranium 'Blue Sybil'

The full, rounded buds of Rosebud Geranium 'Blue Sybil' resemble dainty roses when they first break open, then cluster together to form a pretty posy. This vigorous, trailing variety has the exceptional garden performance of other ivy-leaf geraniums, but their…  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Containers
  • Flower Colour: Blue
  • Longevity: Perennial

2 Options From£9.99

despatch by end of april 2018

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Prunella grandiflora 'Freelander Blue'

Originating in the mountainous regions of Europe, this vigorous and hardy perennial has been very successfully bred and selected from the wild form. Its lovely flower spikes of deep violet-blue blooms make a great choice for the front of borders and will serve as…  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

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Phlox paniculata 'Blue Boy'

  • Sun shade: full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

2 Options From£8.99

despatch by end of march 2018

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Nepeta transcaucasica 'Blue Infinity'

Tall wands of violet-blue flowers in seemingly infinate quantity over a long period. With its characteristic aromatic fragrance it is extremely effective in the border, long-lived, easily grown and very reliable* Seed came to T&M under this name which is yet to be…  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

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Campanula poscharskyana 'Blue Waterfall'

A new twist on a much-loved garden favourite, 'Buzz'® is the world's first patio buddleja! These attractive, compact plants are loved by bees and butterflies, but won't take over your garden. Buddleja '® Ivory' is easy to grow and problem-free with a super long…  More Info

  • Sun shade: sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

3 Options From£13.99

despatch by end of april 2018

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Ceanothus 'Blue Mound'

Add evergreen colour to your planting schemes with this superb Licorice Plant. Helichrysum thianschanicum 'Icicles' is grown for its slender, silvery leaves, which are richly aromatic when crushed.  More Info

  • Sun shade: full sun
  • Grows in: Borders
  • Flower Colour: Yellow
  • Longevity: Perennial

2 Options From£49.99

despatch by end of march 2018

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Iris setosa 'Baby Blue'

This striking trio of large-flowered Clematis will mingle together, creating the impression of a single plant sporting three different coloured blooms.  More Info

  • Sun shade: sun or semi shade
  • Grows in: Borders
  • Flower Colour: Mixed
  • Longevity: Shrub

2 Options From£14.99

despatch by end of april 2018

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Iris setosa 'Baby Blue'

A superb choice for coastal areas where bearing masses of fragrant, golden, pea-like flowers that will brighten the garden from March to April.  More Info

  • Sun shade: full sun
  • Grows in: Borders
  • Flower Colour: Yellow
  • Longevity: Shrub

2 Options From£34.99

despatch by end of april 2018

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Pansy 'Singing the Blues'

This mixture of four enchanting colours, in shades and contrasts 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.…  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Borders
  • Flower Colour: Mixed
  • Longevity: Perennial

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Delphinium 'Blue Bird' (Pacific Hybrid)

A Pacific hybrid delphinium, 'Blue Bird' has tall spires bearing bright blue blooms which have contrasting white centres. It makes its dramatic statement in June and July when it truly steals the show, adding height, stature and colour to the back of sunny…  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

3 Options From£9.99

despatch by end of march 2018

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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

  • Sun shade: Sun or semi shade
  • Grows in: Borders
  • Flower Colour: Blue
  • Longevity: Perennial

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Aster novi-belgii 'Lady in Blue'

  • Sun shade: sun or semi shade
  • Grows in: Borders
  • Flower Colour: Mauve
  • Longevity: Perennial

2 Options From£8.99

despatch by end of april 2018

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Short Perennial Mix

Perennials will fill your borders with colour, grace and elegance for many years with the minimum of maintenance. Some will even flower in their first year. To help you make the most of your borders, we have grouped together varieties that can be sown in June or July by…  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Mixed
  • Longevity: Perennial

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Tall Perennial Mix

Perennials will fill your borders with colour, grace and elegance for many years with the minimum of maintenance. Some will even flower in their first year. To help you make the most of your borders, we have grouped together varieties that can be sown in June or July by…  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Mixed
  • Longevity: Perennial

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Perennial Flower Border Seed Collection (Short)

Perennials will fill your borders with colour, grace and elegance for many years with the minimum of maintenance. Some will even flower in their first year. To help you make the most of your borders, we have grouped together varieties by height to help you achieve a…  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Mixed
  • Longevity: Perennial

Just£9.99

despatch within 24 hours

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