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Blue Perennial Plants

Showing 1 - 60
Nepeta Plants - Blue Moon Save 33%

Nepeta Plants - Blue Moon

A first-class perennial with large, dense, pale blue flower spikes. It's early blooming, free flowering, and heat-tolerant. Soft, hairy, aromatic foliage. Flowers June-September. Height 45cm (18"). Middle of border…

Despatch from April 2019 3 x 9cm Potted Plants

£12.00
Was £17.97
Nepeta Plants - Blue Moon

Nepeta Plants - Blue Moon

This first year flowering perennial boasts large, dense, pale blue flower spikes. It's early blooming, free flowering, and heat-tolerant. Soft, hairy, aromatic foliage. Flowers June-September. Height 45cm (18").…

Despatch from June 2019 16 Value Plugs

Eryngium Plants - Blue Hobbit Save 37%

Eryngium Plants - Blue Hobbit

Small, thimble-like, rich blue flowers are surrounded by short spikes and carried on much-branched, short, blue stems that rise from a rosette of mid-green, oval leaves. Great for seaside garden, and the front of the…

Despatch from May 2019 3 x 9cm Potted Plants

£15.00
Was £23.97
Scabiosa Plants - Blue Note

Scabiosa Plants - Blue Note

A compact front of border perennial producing a profusion of lovely bright blue pin-cushion flowers with frilly edge of the same colour on short stems over a long period. Flowers June-October. Height 20-30cm (8-12").…

Despatch from April 2019 16 Value Plugs

Penstemon Plants - Electric Blue Save 33%

Penstemon Plants - Electric Blue

A fully hardy, low-growing penstemon producing multiple spikes of impressive electric blue flowers that are tinged with pink before opening fully. Flowers June-September. Height 45cm (18"). Middle of border variety.…

Despatch from April 2019 3 x 9cm Potted Plants

£12.00
Was £17.97
Agastache Plants - Blue Boa

Agastache Plants - Blue Boa

A great focal point to a perennial border and great for attracting wildlife. Bred for its massive flowers. with tall, showy, upright, violet-blue spikes, repeat-blooming over a long period. The cut fragrant foliage is also…

Despatch from 29/04/2019 1 x 9cm Potted Plant

Scabious Plants - Blue Note Save 33%

Scabious Plants - Blue Note

A compact front of border perennial producing a profusion of lovely bright blue pin-cushion flowers with frilly edge of the same colour on short stems over a long period. Flowers June-October. Height 20-30cm (8-12").…

Despatch from April 2019 3 x 9cm Potted Plants

£12.00
Was £17.97
Penstemon Plants - Electric Blue

Penstemon Plants - Electric Blue

A fully hardy, low-growing penstemon producing multiple spikes of impressive electric blue flowers that are tinged with pink before opening fully. Flowers June-September. Height 45cm (18"). Middle of border variety.

Despatch from April 2019 16 Value Plugs

Agastache Plants - Liquorice Blue

Agastache Plants - Liquorice Blue

This first-class variety produces attractive, upright spikes of hooded rose-purple blooms that are a magnet for bees and butterflies. Flowers June-September. Height 60cm (24"). Supplied in 9cm pots.

Despatch from April 2019 3 x 9cm Potted Plants

Lupin Plants - Mini Gallery Pure Blue Save 33%

Lupin Plants - Mini Gallery Pure Blue

Compact, bushy plants with a basal branching growth habit that ensures they produce a profusion of impressive flower spikes of pure blue. It boasts a long flowering period for a lupin and will flower in its first…

Despatch from April 2019

£12.00
Was £17.97
Lupin Plants - Mini Gallery Bi-colour Blue

Lupin Plants - Mini Gallery Bi-colour Blue

Compact, bushy plants with a basal branching growth habit that ensures they produce a profusion of impressive flower spikes, in shades of bi-colour blue. It boasts a long flowering period for a lupin and will flower…

Despatch from April 2019 1 x 9cm Potted Plant

Lupin Plants - Mini Gallery Bicolour Blue Save 33%

Lupin Plants - Mini Gallery Bicolour Blue

Compact, bushy plants with a basal branching growth habit that ensures they produce a profusion of impressive flower spikes, in shades of bi-colour blue. It boasts a long flowering period for a lupin and will flower…

Despatch from April 2019 3 x 9cm Potted Plants

£12.00
Was £17.97
Nepeta Plant - Blue Moon

Nepeta Plant - Blue Moon

A first-class perennial with large, dense, pale blue flower spikes. It's early blooming, free flowering, and heat-tolerant. Soft, hairy, aromatic foliage. Flowers June-September. Height 45cm (18"). Middle of border…

Despatch from April 2019 1 x 9cm Potted Plant

Aubrieta Plant - Blue Beauty

Aubrieta Plant - Blue Beauty

…covering perennial or alpine that is smothered in flowers in spring and into early summer. The plants create mounds of small foliage which can also trail over walls are covered with masses of flowers,…

Despatch from March 2019 1 x 9cm Potted Plant

Aubrieta Plant - Blue Beauty Save 33%

Aubrieta Plant - Blue Beauty

…covering perennial or alpine that is smothered in flowers in spring and into early summer. The plants create mounds of small foliage which can also trail over walls are covered with masses of flowers,…

Despatch from March 2019 3 x 9cm Potted Plants

£12.00
Was £17.97
Penstemon Plant - Electric Blue

Penstemon Plant - Electric Blue

A fully hardy, low-growing penstemon producing multiple spikes of impressive electric blue flowers that are tinged with pink before opening fully. Flowers June-September. Height 45cm (18"). Middle of border variety.…

Despatch from April 2019 1 x 9cm Potted Plant

Lithodora Plant - Heavenly Blue

Lithodora Plant - Heavenly Blue

…evergreen, producing a succession of deep blue flowers over dark green foliage. RHS Award of Garden Merit winner. Flowers April-September. Height 15cm (6"). Early flowering variety. Supplied in a 9cm pot. Front of…

Despatch from 22/04/2019 1 x 9cm Potted Plant

Scabious Plant - Blue Note

Scabious Plant - Blue Note

A compact front of border perennial, producing a profusion of lovely bright blue pin-cushion flowers with frilly edge of the same colour on short stems over a long period. Flowers June-October. Height 20-30cm (8-12")…

Despatch from April 2019 1 x 9cm Potted Plant

Eryngium Plant - Blue Hobbit

Eryngium Plant - Blue Hobbit

Small, thimble-like, rich blue flowers are surrounded by short spikes and carried on much-branched, short, blue stems that rise from a rosette of mid-green, oval leaves. Great for seaside garden, and the front of the…

Despatch from May 2019 1 x 9cm Potted Plant

Agastache Plant - Liquorice Blue

Agastache Plant - Liquorice Blue

This first-class variety produces attractive, upright spikes of hooded rose-purple blooms that are a magnet for bees and butterflies. Flowers June-September. Height 60cm (24"). Middle of border variety. Supplied in a 9cm pot.

Despatch from April 2019 1 x 9cm Potted Plant

Aquilegia Plants - Spring Magic Blue & White

Aquilegia Plants - Spring Magic Blue & White

A stunning variety with contrasting clear blue and white flowers and bright yellow stamens. The flowers of this Cottage Garden Classic delicately hang during spring showing the further detailing of the back of the flower…

Despatch from April 2019 1 x 9cm Potted Plant

Aquilegia Plants - Spring Magic Blue & White Save 33%

Aquilegia Plants - Spring Magic Blue & White

A stunning variety with contrasting clear blue and white flowers and bright yellow stamens. The flowers of this Cottage Garden Classicdelicatelt hang during spring showing the further detailing of the back of the flower…

Despatch from April 2019 3 x 9cm Potted Plants

£12.00
Was £17.97
Delphinium Plants - Magic Fountains Sky Blue White Bee Save 33%

Delphinium Plants - Magic Fountains Sky Blue White Bee

A vigorous growing variety producing light blue and white flowers that are more tranquil and being a slightly more compact form giving excellent garden performance on sturdy spikes. A cottage garden favourite. Ideal for…

Despatch from April 2019 3 x 9cm Potted Plants

£12.00
Was £17.97
Scabious Plant - Fama Deep Blue

Scabious Plant - Fama Deep Blue

…produced all the way through summer and into early autumn. These compact varieties are perfect for the front of a border or in a patio container. Mid blue flowers on reasonably long stems. One of the largest flowers…

Despatch from 29/04/2019 1 x 9cm Potted Plant

Lupin Plant - Mini Gallery Pure Blue

Lupin Plant - Mini Gallery Pure Blue

Compact, bushy plants with a basal branching growth habit that ensures they produce a profusion of impressive flower spikes of pure blue. It boasts a long flowering period for a lupin and will flower in its first…

Despatch from April 2019 1 x 9cm Potted Plant

Lithodora diffusa Plant - Blue Star

Lithodora diffusa Plant - Blue Star

The most special blue flower! Space-filling, mini shrubs for borders and rockeries. Known for its long flowering period. Can be grown in the border or containers. Flowers April-September. Height 10-20cm. Supplied in a 9cm…

Despatch from 22/04/2019 1 x 9cm Potted Plant

Campanula Seeds - Prairie Blue

Campanula Seeds - Prairie Blue

Dwarf, compact plants bearing subtle mauve-blue flowers over a long period. Beautiful plants producing shapely bells of varying shades year after year. Height 25cm (10"). HP - Hardy perennial.

Delivery within 7 days Average Packet Content 55 seeds

Lavender Seeds - Hidcote Blue

Lavender Seeds - Hidcote Blue

A compact variety of the popular English lavender. Hang bunches of flowers to dry and use it in pot-pourri indoors. RHS Award of Garden Merit winner. Height 60cm (24"). Middle of border variety. HP - Hardy perennial.

Delivery within 7 days Average Packet Content 50 seeds

Delphinium Plant - Magic Fountains Dark Blue

Delphinium Plant - Magic Fountains Dark Blue

…semi-double blooms. Exceptionally good for cutting. A vigorous-growing strain, much more heat tolerant and less fussy than most other varieties. Flowers June-August. Height 90cm (36"); spread 40cm (16"). Supplied in a 9cm…

Despatch from April 2019 1 x 9cm Potted Plant

Phlox subulata Plant - Spring Blue

Phlox subulata Plant - Spring Blue

This variety produces a showy display of blue, star-shaped flowers. Clip plants lightly immediately after blooming to encourage a dense habit. Wonderful in the sunny rock garden, for edging, or in mixed containers.…

Despatch from March 2019 1 x 9cm Potted Plant

Scabious japonica Seeds - Ritz Blue

Scabious japonica Seeds - Ritz Blue

A superb perennial with rich green leaves topped by a profusion of delicate sky blue flowers. Perfect for borders or in a pot on the patio. Height 15-18cm (6-7"). HP - Hardy perennial.

Delivery within 7 days Average Packet Content 45 seeds

Eryngium alpinum Seeds - Blue Ice

Eryngium alpinum Seeds - Blue Ice

Striking, spiky, violet-blue textural looking plant that hones in butterflies, bees and small birds into your garden. Lovely vibrant colour that adds zing to your borders & pots throughout the summer into autumn. Leave…

Delivery within 7 days Average Packet Content 50 seeds

Delphinium Plant - Magic Fountains Sky Blue White Bee

Delphinium Plant - Magic Fountains Sky Blue White Bee

A vigorous growing variety producing light blue and white flowers that are more tranquil and being a slightly more compact form giving excellent garden performance on sturdy spikes. A cottage garden favourite. Ideal for…

Despatch from April 2019 1 x 9cm Potted Plant

Delphinium Plant - Magic Fountain Dark Blue White Bee Save 33%

Delphinium Plant - Magic Fountain Dark Blue White Bee

…which will produce tall, sturdy spikes of classic delphinium blooms which is more compact than many giving excellent garden performance. The dark blue and white flowers of this variety are very eye-catching/striking…

Despatch from April 2019 3 x 9cm Potted Plants

£12.00
Was £17.97
Agapanthus Plants - Twister Save 37%

Agapanthus Plants - Twister

…A unique variety whose flowers have a deep blue base that shades to bright white at the tips. Deciduous. Hardy to -15°C. Flowers June/July-September. Height 50-60cm (20-24"). Supplied in 9cm pots.A real eye…

Despatch from April 2019 3 x 9cm Potted Plants

£15.00
Was £23.97
Aubrieta Plants - Mix

Aubrieta Plants - Mix

A selection of different coloured varieties producing a mass of flowers that provide early season colour in the garden. Supplied in a 9cm pot. Flowers April-May. Height 1-10cm. (Please note: Due to more aubrietas being blue

9 x 9cm Potted Plants

Aubrieta Plants - Mix Save 33%

Aubrieta Plants - Mix

A selection of different coloured varieties producing a mass of flowers that provide early season colour in the garden. Supplied in 9cm pots. Flowers April-May. Height 1-10cm. (Please note: Due to more aubrietas being blue

Delivery within 7 days 3 x 9cm Potted Plants

£12.00
Was £17.97
Cosmos Plants - Capriola

Cosmos Plants - Capriola

…it blooms all summer. Try it with blue ageratum or in cut flower posies. Height 60cm (2).These traditional cottage garden favourites are perfect for all types of informal plantings. Use taller varieties at…

Despatch from May 2019 15 Garden Ready Plugs

Cosmos Plants - Capriola Save 24%

Cosmos Plants - Capriola

…it blooms all summer. Try it with blue ageratum or in cut flower posies. Height 60cm (2).These traditional cottage garden favourites are perfect for all types of informal plantings. Use taller varieties at…

Despatch from May 2019 30 Garden Ready Plugs

£14.99
Was £19.98
Aubrieta Plants - Mix

Aubrieta Plants - Mix

…hardy plants, just right for the front of the border or your rockery.A selection of different coloured varieties producing a mass of flowers that provide early season colour in the garden. Supplied in a 9cm pot.…

Despatch from January 2019 18 x 9cm Potted Plants

Aubrieta Plants - Mix

Aubrieta Plants - Mix

…hardy plants, just right for the front of the border or your rockery.A selection of different coloured varieties producing a mass of flowers that provide early season colour in the garden. Supplied in a 9cm pot.…

Despatch from April 2019 16 Value Plugs

Geranium Plants - Rozanne Save 37%

Geranium Plants - Rozanne

These reliable plants provide a long season of interest, not only with their wide variety of flower forms and colours, but also with their diverse range of attractive leaf shapes. They make excellent ground cover, forming…

Despatch from May 2019 3 x 9cm Potted Plants

£15.00
Was £23.97
Lotus Plants - Fire Vine

Lotus Plants - Fire Vine

…appear during the first summer, the plants will initiate more flower buds if lightly trimmed and kept in a bright, cool but frost free location during the winter and early spring and then planted out in a hot…

Despatch from May 2019 6 Super Plugs

Salvia Plants - New Dimensions Mix

Salvia Plants - New Dimensions Mix

Compact plants producing flower spikes in a combination of blue & purple/pink. Flowers June-September. Height 20-30cm (8-12"). Front of border variety. Supplied in a 9cm pot.

Despatch from April 2019 1 x 9cm Potted Plant

Salvia Plants - New Dimensions Mix Save 33%

Salvia Plants - New Dimensions Mix

Compact plants producing flower spikes in a combination of blue & purple/pink. Flowers June-September. Height 20-30cm (8-12"). Front of border variety. Supplied in 9cm pots.

Despatch from April 2019 3 x 9cm Potted Plants

£12.00
Was £17.97
Salvia Plants - Ballet Series Mix Save 33%

Salvia Plants - Ballet Series Mix

A lovely colourful mix of white, pink, blue and velvet flowers which produce a long, repeat-flowering display throughout the season, from the first year. Flowers June-August. Height 40-50cm (16-20"). Supplied in 9cm pots.

Despatch from April 2019 3 x 9cm Potted Plants

£12.00
Was £17.97
Salvia Plants - New Dimensions Mix

Salvia Plants - New Dimensions Mix

Compact plants producing flower spikes in a combination of blue & purple/pink. Flowers June-September. Height 20-30cm (8-12"). Front of border variety.

Despatch from April 2019 16 Value Plugs

Salvia Plants - Ballet Series Mix

Salvia Plants - Ballet Series Mix

A lovely colourful mix of white, pink, blue and velvet flowers which produce a long, repeat-flowering display throughout the season, from the first year. Flowers June-August. Height 40-50cm (16-20").

Despatch from April 2019 16 Value Plugs

Lupin Plants - Mini Gallery Mix

Lupin Plants - Mini Gallery Mix

Compact, bushy plants with a basal branching growth habit that ensures they produce a profusion of impressive flower spikes, in shades of red, pink, blue and yellow together with white. It boasts a long flowering…

Despatch from April 2019 1 x 9cm Potted Plant

Lupin Plants - Mini Gallery Mix Save 33%

Lupin Plants - Mini Gallery Mix

Compact, bushy plants with a basal branching growth habit that ensures they produce a profusion of impressive flower spikes, in shades of red, pink, blue and yellow together with white. It boasts a long flowering…

Despatch from April 2019 3 x 9cm Potted Plants

£12.00
Was £17.97
Phlox subulata Plants - Spring White Save 33%

Phlox subulata Plants - Spring White

This variety produces a showy display of blue, star-shaped flowers. Clip plants lightly immediately after blooming to encourage a dense habit. Wonderful in the sunny rock garden, for edging, or in mixed containers.…

Despatch from March 2019 3 x 9cm Potted Plants

£12.00
Was £17.97
Perovskia atriplicifolia Plant

Perovskia atriplicifolia Plant

Commonly called Russian Sage, Perovskia atriplicifolia is an upright herbaceous perennial shrub. Light blue tubular flowers bloom over a long period from July until October and the grey-green leaves are aromatic,…

Despatch from August 2019 3 Litre Potted Plant

Streptocarpus Plant - Marion

Streptocarpus Plant - Marion

White and blue sport from Katie with all the same excellent qualities. Exceptionally long flowering season. Great for the show bench. Flower size 5cm+. Flowers early April-late October. Height 11-20cm. Tender perennial<…

Despatch from April 2019 1 Super Plug Plant

Saintpaulia Plant - Delft

Saintpaulia Plant - Delft

Semi-double cornflower blue flowers. Standard variety. Flowers January-December. Height 11-20cm. GP - Greenhouse perennial.

Despatch from April 2019 1 Large Plug Plant

Ceanothus thrysifolius repens Plant

Ceanothus thrysifolius repens Plant

Ceanothus thrysifolius var. repens is a low-growing evergreen shrub, covered in late spring and early summer in small light blue fluffy flowers. It is best grown against a sunny wall to provide protection in winter. Height…

Despatch from May 2019 1 x 3 Litre Potted Plant

Meconopsis Plant - Lingholm

Meconopsis Plant - Lingholm

…are not true poppies (Papaver). Commonly known as Himalayan Poppies, these magnificent and much admired perennials bear breathtaking poppy-like flowers. The short-lived. clump-forming plants are fully hardy…

Despatch from May 2019 1 x 9cm Potted Plant

Eryngium Plant - Neptunes Gold

Eryngium Plant - Neptunes Gold

Electric blue flowers surrounded by silver/gold bracts atop rich blue stems, contrast beautifully with golden-yellow leaves. Gorgeous spiky foliage and truly spectacular flower heads. Flowers July-September. Height…

Despatch from 15/04/2019 1 9cm Potted Plant

Saintpaulia Plant - Podvenechnaia

Saintpaulia Plant - Podvenechnaia

This Russian variety means "Betrothed" and has single or semi-double pink to light violet flowers that have a white eye and edge and violet-blue fantasy. Standard variety. Flowers January-December. Height 11-20cm. GP - Greenhouse …

Despatch from April 2019 1 Large Plug Plant

Agapanthus Plant - Twister

Agapanthus Plant - Twister

Unique blue-and-white flowers - can stay outside all year with no protection! A unique variety whose flowers have a deep blue base that shades to bright white at the tips. Deciduous. Hardy to -15C. Flowers June/July…

Despatch from 22/04/2019 1 x 9cm Potted Plant

Saintpaulia Plant - Tula

Saintpaulia Plant - Tula

An older, but very beautiful variety. Large coral flowers with a sparkling rose-coloured overlay, a thin blue band and a distinct white edge. Standard variety. Flowers January-December. Height 11-20cm. GP - Greenhouse Despatch from April 2019 1 Large Plug Plant


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