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Home > All Products > Blue> Half-hardy

Half-hardy, Blue

5854 products, 777 articles, 855 blogs

Sollya heterophylla

Now here?s something a little different for your garden! Sollya heterophylla is better known as the Bluebell Creeper. Its twining stems are cloaked in evergreen foliage that makes a splendid backdrop for its nodding sky blue flowers throughout summer.  More Info

  • Sun shade: full sun
  • Grows in: Walls & Fences
  • Flower Colour: Blue
  • Longevity: Shrub

5 Options From£9.99

despatch by end of july 2020

Salvia farinacea 'Victoria'

Tall, handsome spiky plants which add a touch of elegance to a bed or border. The flower spikes are produced over a long period and are excellent for cutting. A Fleuroselect Bronze Medal Winner. Flowers summer/autumn. Height 18in  More Info

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

Just£3.49

despatch within 3 days

Lobelia pendula 'Monsoon'

Unique cascading version of 'Crystal Palace' with beautiful deep blue flowers. An added bonus is the attractive foliage which turns from green to bronze as the plants mature, giving them long-lasting appeal. Perfect for baskets, window boxes, containers or trailing over…  More Info

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

Just£1.59

despatch within 3 days

Laurentia 'Avant-Garde Blue' F1 Hybrid

T&M's flower breeders have struck gold with the first ever F1 Hybrid Laurentia to be entered into the Fleuroselect trials. Both 'Avant-Garde Blueand 'Pinkhave the same uniform, vigorous plant habit and have earlier scented, star shaped blooms which are produced in…  More Info

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

Just£2.99

despatch within 3 days

Coleus canina 'Scaredy Cat'

The neat grey-green leaves and small pale blue flowers make this half-hardy perennial an attractive addition to borders and containers. At it?s most effective when grown in full sun and when fully established, Coleus canina 'Scaredy Cat? is undemanding and surprisingly…  More Info

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

2 Options From£6.99

despatch by end of april 2020

Lobelia erinus 'Blue Cascade'

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-boxes. An easy to…  More Info

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

Just£2.49

despatch within 3 days

Lobelia 'Monsoon'

Patio pots, baskets and beds simply aren't complete without lobelia - it's an essential for summer colour. Superb, trailing plants become smothered in sparkly blue flowers. Great value when bought as young plants  More Info

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

4 Options From£9.99

despatch by end of march 2020

Lobelia erinus 'Cambridge Blue'

A compact variety that holds an RHS AGM 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…  More Info

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

Just£2.49

despatch within 3 days

Morning Glory 'Heavenly Blue'

Gorgeous sky blue flowers, up to 6cm (2.5in) 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…  More Info

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

Just£2.69

despatch within 3 days

Lobelia erinus 'Waterfall Blue Ice'

If you've been disappointed by lobelia in the past, your faith will be restored when you try Lobelia 'Waterfall'. In recent RHS trials, this variety flowered on and on through every sort of adverse weather, still blooming long after other lobelia had faded. Raised by…  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Raised Bed
  • Flower Colour: Blue
  • Longevity: Annual

2 Options From£12.99

despatch by end of march 2020

Lobelia erinus 'Crystal Palace'

Dainty, deep blue lobelia flowers smother neat globes of foliage that form very dwarf, compact plants. Lobelia 'Crystal Palace' makes a sparkling addition to beds, containers, flower Pouches® and window-boxes, and even looks well placed in the rockery. An easy to…  More Info

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

Just£2.49

despatch within 3 days

Morning Glory 'Hazelwood Blues'

The stunning colour mixture of 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…  More Info

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

Just£2.29

despatch within 3 days

Phlox drummondii 'Moody Blues'

An easy to grow half hardy annual and cottage garden classic, freely flowering in a broad range of attractive blue shades throughout the summer. Its compact bushy habit makes it ideal for planting as drifts of colour, as border edging or in containers  More Info

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

Just£1.99

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Lobelia erinus 'Blue Wings'

On T&M's trials we believe we have found the largest flowered bedding lobelia available. Exceptionally abundant cobalt blue flowers cover compact mounds of foliage. With superb weather resistance Lobelia 'Blue Wings' makes a sparkling addition to beds, containers,…  More Info

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

Just£1.00

despatch within 3 days

Salvia farinacea 'Seascape Mixed'

A relaxing blend of three varieties of salvia with stunning flower spires in shades of blue with silver. These compact, branching and early flowering salvias will add a wonderful new dimension to bedding displays as they sway in the slightest breeze creating a truly…  More Info

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

Just£1.99

despatch within 3 days

Bacopa (Duo)

One of the best-selling hanging basket fillers in every UK garden centre. You can always count on bacopa for a showy display, so why not order now so you're ready to plant up those baskets? Collection includes the varieties; Bacopa 'Blutopia' and and Bacopa 'Snowtopia'.  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Raised Bed
  • Flower Colour: Blue
  • Longevity: Annual

Just£9.99

despatch by end of march 2020

Osteospermum 'Erato Double Ice Blue'

The flowers of this new double African daisy are almost electric! Osteospermum erato 'Double Ice Blue? has nearly white single petals which contrast with the blue-edged double centre to create a truly eye-catching display of spectacular colour.  More Info

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

2 Options From£7.99

despatch by end of april 2020

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

Just£1.49

despatch within 3 days

Senetti 'Magic Salmon'

This showy little annual will certainly brighten up your spring display. Its cheery mauve flowers are blushed with salmon pink, making an eye-catching contrast. Senetti ?Magic Salmon? is a compact, free flowering variety that copes well with low temperatures, making it…  More Info

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

2 Options From£9.99

despatch by end of march 2020

Bacopa 'Blutopia'

One of the best-selling hanging basket fillers in every UK garden centre. You can always count on bacopa for a showy display, so why not order now so you're ready to plant up those baskets?  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Raised Bed
  • Flower Colour: Blue
  • Longevity: Annual

2 Options From£9.99

despatch by end of march 2020

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 unique…  More Info

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

2 Options From£8.99

despatch by end of march 2020

Petunia grandiflora 'Double Cascade Blue' F1 Hybrid

Attractive, large fully double blooms in the deepest velvety blue, almost look black when shimmering in the sunshine. The flowers have an added bonus of quickly recovering after a shower of rain. Their cascading habit makes them ideal as groundcover or tumbling over the…  More Info

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

Just£3.49

despatch within 3 days

Salvia Salgoon 'Lake McKenzie'

Salvia Salgoon 'Lake McKenzie' is a new introduction that?s sure to be a hit with UK gardeners. A sublime display of indigo blue flowers are borne on black stems throughout the summer. The nectar-rich blooms are loved by pollinating insects.  More Info

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

Just£9.99

despatch by end of april 2020

Brachycome iberidifolia 'Bravo'

An exciting mixture of the "Swan River Daisy" in three distinct bright colours: white, blue and violet, each with a striking black centre - plus a few surprise colour combinations too. A valuable bedding and container plant. Awarded a Fleuroselect Quality Mark…  More Info

  • Sun shade: Full sun
  • Grows in: Beds
  • Flower Colour: Blue
  • Longevity: Annual

Just£2.99

despatch within 3 days

Morning Glory 'Mini Sky Blue'

Create a cool and tropical screen on your patio with this dazzling annual climber. Compact in size, it's the perfect choice for a small space.  More Info

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

Just£2.49

despatch within 3 days

Laurentia 'Indigo Stars'

Exceptionally long-flowering laurentia is perfect for both containers and bedding. Drought tolerant and generally resilient, new 'Indigo Starsis a deeper-coloured selection and its compact habit makes it ideal for pots.  More Info

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

2 Options From£13.99

despatch by end of march 2020

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

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

Just£1.99

despatch within 3 days

Petunia 'Trailing Surfinia Blue'

Surfinia are back with a bang - and are even bigger and better! These are the world's no1 trailing petunias. Everywhere you go, people know the Surfinia name. They are the most vigorous, most floriferous, most colourful and most weather-tolerant petunias available.…  More Info

  • Sun shade: Full sun
  • Grows in: Containers
  • Flower Colour: Blue
  • Longevity: Annual

Just£6.99

despatch by end of march 2020

Morning Glory 'Flying Saucers'

A free-flowering vigorous climber for quickly covering trelliswork, obelisks and fences. In summer, an abundance of exquisite white blooms with blue-mauve streaks are produced, their antique appearance giving an air of yesteryear. Climbs to 180-240cm (6-8ft)  More Info

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

Just£1.49

despatch within 3 days

Petunia 'Frills & Spills™ Belinda'

It's all about bold colour in the garden this season, so if you liked the brazen, sugar-pink colouring of 'Martha Washington', then you'll love 'Belinda'. Inky blue flowers; bursting with petals and sweet fragrance. Another high-quality, UK-proof petunia with a…  More Info

  • Sun shade: Full sun
  • Grows in: Containers
  • Flower Colour: Blue
  • Longevity: Annual

Just£7.99

despatch by end of march 2020

Salvia farinacea 'Strata'

From uniform and compact plants rise silvery erect stems bearing many silver-green calyx, from which a firework of small clear blue flowers emerge. Height: 35-45cm (14-18in)  More Info

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

Just£1.00

despatch within 3 days

Ageratum houstonianum 'Blue Danube' F1 Hybrid

A large-flowered, 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…  More Info

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

Just£3.49

despatch within 3 days

Salvia 'African Sky'

Exquisite sky-blue flowers crowd the upright stems of this magnificent perennial over a long period. The woody stems are cloaked in dark, aromatic foliage that makes a good contrast with its open-mouthed blooms.  More Info

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

2 Options From£16.99

despatch by end of june 2020

Lobelia erinus 'Mrs Clibran Improved'

Very useful for edging. Deep-blue flowers with a pretty, contrasting white eye  More Info

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

Just£2.29

despatch within 3 days

Ageratum 'High Tide'

This strong growing variety has a dense, upright habit that makes this a fabulous annual for filling gaps in summer beds, borders and containers. Large, fluffy, blooms sit like powder-puffs above the bushy foliage, withstanding our variable summer weather with ease.  More Info

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

2 Options From£12.99

despatch by end of march 2020

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