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Home > 'Giant Plants'

'Giant Plants'

60 products, 66 blogs

Tree Lily® 'Pretty Woman'

This large, white flowered lily is an impressive variety which will multiply and become a true 'tree lily' reaching heights of around 6ft within a few years. Shoots are sturdy and require minimal support. Plant in a container and place on the patio to enjoy its…  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Borders
  • Flower Colour: White
  • Longevity: Bulb

2 Options From£9.99

despatch by end of november 2018

Gunnera manicata

Gunnera is the 'big daddy? of the gardening world, and best suited to a large space where it can grow to its full potential. The giant, umbrella-like foliage can reach over 1m across metres across, and will add a real 'wow? factor to the garden! Throughout summer…  More Info

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

7 Options From£9.99

despatch by end of april 2019

Campanula pyramidalis (Mixed)

One of the most striking perennials for the border or patio containers. Giant, slender spikes of blooms reach skywards, in shades of blue and white. Plant in containers either side of your front door for a colourful box or bay tree substitute!  More Info

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

Just£2.99

despatch within 10 days

Poppy 'Supreme'

Here?s a poppy that will reign supreme in borders all summer! This is another fabulous variety from Thompson & Morgan?s own breeding. Poppy 'Supreme? boasts spectacular fully double flowers which are three times larger than those of other similar papaver rhoeas…  More Info

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

Just£2.49

despatch within 10 days

Onion 'Stuttgarter Giant' (Spring Planting)

Spring planting. An ever popular variety producing firm, semi-flat bulbs with an excellent flavour. Onion 'Stuttgarter Giant' performed well in commercial assessments against 'Red Baron'. Height: 45cm (18). Spread: 15cm (6)  More Info

  • Sun shade: Full sun
  • Grows in: Vegetable Plot

  • Longevity: Bulb

2 Options From£3.99

despatch by end of march 2019

Rhubarb 'Giant Grooveless Crimson' (Spring/Autumn Planting)

This compact rhubarb produces a bountiful supply of tall, uniform, fully coloured, bright red stems. Rhubarb 'Giant Grooveless Crimson' has a flavour that is less acidic than many cultivars making it perfect for delicious crumbles and jams. Height: 60cm (24).…  More Info

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

2 Options From£12.99

despatch by end of december 2018

Sunflower 'Russian Giant'

A giant among annuals. Give them plenty of room and you will be rewarded with plants up to 3m (10ft) tall with huge yellow flowers often 30cm(12in) in diameter. Useful to grow against an unsightly shed or fence. Birds love the seeds so grow a few plants…  More Info

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

Just£1.69

despatch within 10 days

Stock 'Giant Perfection Mixed'

Invaluable summer bedding plants with dense showy spikes of sweet scented flowers. Justifiably popular for beds, borders, cut flowers and they also make magnificent plants for winter flowering in the cold greenhouse.  More Info

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

Just£0.99

despatch within 10 days

Ajuga reptans 'Catlins Giant'

Bugle plants can often be found in shady corners as their glossy, evergreen leaves flourish in dark, damp environments all year round. Not only do these hardy perennials require little to no maintenance, but they also minimise the amount of weeding required as…  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 october 2018

Nepeta 'Six Hills Giant'

The ever popular Nepeta 'Six Hills Giant' is one of the most commonly grown Catmints. The lilac-blue lavender-like flower spikes rise above the silvery-green foliage from early summer onwards, giving a delightful summer display, that is ideal for softening…  More Info

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

3 Options From£9.99

despatch by end of october 2018

Hibiscus syriacus 'Pink Giant'

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

4 Options From£17.99

despatch within 14 days

Sunflower 'Russian Giant'

I could be the tallest flower in your garden. Can you grow the tallest, sunniest sunflower? When I have finished flowering leave the flowerheads out to feed the birds over the winter. Height: 2m+Did You Know? - Not all sunflowers are yellow or tall. Look for furry…  More Info

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

Just£1.69

despatch within 10 days

Sunflower 'Russian Giant' (Start-A-Garden™ Range)

Easy to grow and a giant in sunflowers. Grows up to 3m (10ft) tall if given plenty of room and boasts eye-catching, huge yellow flowers up to 30cm (12in) in diameter. Excellent for the back of borders, ideal for children to grow and birds love the seeds and will…  More Info

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

Just£0.99

despatch within 10 days

Snowdrop (Giant)

For a snowdrop with big impact, plant this stunning variety. Nothing heralds the coming of spring like snowdrops and Galanthus elwesii is the best for planting as a dry bulb. It also has the biggest blooms - up to 25cm long!  More Info

  • Sun shade: dappled shade
  • Grows in: Borders
  • Flower Colour: White
  • Longevity: Bulb

4 Options From£5.99

despatch within 10 days

Onion 'Ailsa Craig' (Giant/Show Vegetable)

A splendid exhibition variety of golden merit producing large globe shaped onions with a rich, golden straw coloured skin. As well as being a super show variety, Onion Ailsa Craig is also one of the best varieties for general cultivation producing large onions with an…  More Info

  • Sun shade: Full sun
  • Grows in: Vegetable Plot
  • Flower Colour: White
  • Longevity: Annual

Just£1.99

despatch within 10 days

Shallot 'Golden Gourmet' (Spring planting)

Spring planting. This is a major advance on the traditional variety 'Giant Yellow'. RHS AGM variety Shallot 'Golden Gourmet' produces larger and better quality bulbs with reduced bolting incidence. The lovely golden brown skinned bulbs store well…  More Info

  • Sun shade: Full sun
  • Grows in: Vegetable Plot

  • Longevity: Bulb

Just£4.99

despatch by end of january 2019

Rhubarb RHS Collection (Spring/Autumn Planting)

Thompson & Morgan have teamed up with the RHS to offer the first AGM cultivars from its 112 plant National Collection of Rhubarbs. These young plants will quickly mature, resulting in crowns big enough to harvest from 2 years after planting.  More Info

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

Just£19.99

despatch by end of december 2018

Arundo donax 'Variegata'

Arundo donax 'Variegata' is a half-hardy perennial grass with variegated, green foliage and wide, pale margins. The Giant Reed's exotic, upright stems stretch to an impressive 1.8m (5'11) when fully grown, making it a dramatic addition to patio containers, well…  More Info

  • Sun shade: Full sun
  • Grows in: Borders

  • Longevity: Perennial

2 Options From£16.99

despatch within 14 days

Marigold 'Colossus'

Giant heads, larger than a golf-ball, in rich bicolour shades of red and orange make this French Marigold one of the largest, and a striking feature for beds and borders. A premier bedding plant, easily grown to give non-stop summer.  More Info

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

Just£2.99

despatch within 10 days

Dianthus 'Romance'

The large flowers of Galanthus elwesii are up 25mm long with a delicate honey fragrance. This giant snowdrop holds an RHS AGM and makes an outstanding display in spring borders and containers. Height: 30cm (12). Spread: 10cm (4).Bulb size 4/5.  More Info

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

Just£9.99

despatch by end of june 2019

Radish 'Vienna' F1 Hybrid

A giant amongst summer radish. Radish Vienna produces large, golf ball sized roots with pure white flesh which remain firm, juicy and crisp with a spicy flavour, but have no sign of pithiness or bitter after taste. Ideal for successional sowing.  More Info

  • Sun shade: Sun or semi shade
  • Grows in: Containers

  • Longevity: Annual

Just£2.29

despatch within 10 days

Cabbage 'Brigadier' F1 Hybrid (Autumn/Winter)

(Autumn/Winter). Ideal to grow a quality giant cabbage, producing heads up to 65kg (14lbs). Cabbage Brigadier F1 Hybrid is delicious eaten raw, with a high sugar and Vitamin C content, but also excellent when cooked, Stands well in good condition, with Fusarium…  More Info

  • Sun shade: Full sun
  • Grows in: Vegetable Plot

  • Longevity: Annual

Just£0.99

despatch within 10 days

Buddleja davidii 'White Profusion'

Buddleja davidii 'White Profusion' produces giant panicles packed with tiny white blooms that swathe the end of each stem between July and September. This classic deciduous Butterfly Bush holds an RHS AGM and is perhaps more elegant than some of the bigger…  More Info

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

2 Options From£14.99

despatch within 14 days

Bellevalia Mixed

Bellevalia (Muscari) Robust and easy to grow. Super-sized, with twice the impact, thanks to the chunky flower-heads.  More Info

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

2 Options From£4.99

despatch within 10 days

Wildflower Mix

Create a beautiful wildflower area in your garden with this selection of bright and colourful annuals. Our special selection provides forage over a long season, from spring through to early autumn, making it an invaluable food source for bees and butterflies. Collection…  More Info

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

Just£10.85

despatch within 10 days

Begonia Collection

A spectacular collection of a carefully selected mix of our favourite begonias! Our new Begonia Collection contains an amazing five different varieties of tuberhybrida begonias that will fill your hanging baskets, patio containers and flower pouches with glorious summer…  More Info

  • Sun shade: sun or semi shade
  • Grows in: Beds
  • Flower Colour: Mixed
  • Longevity: Tuber

3 Options From£14.99

despatch by end of january 2019

Lonicera kamtschatica 'Eisbar'

The supersize fruits on this Honeyberry grow up to 4cm long, making them among the giants of all Honeyberries. Despite its large fruits, Lonicera kamtschatica 'Eisbär' is a compact shrub, perfect for growing in the border or as a group in the kitchen garden. The…  More Info

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

4 Options From£16.99

despatch by end of november 2018

Hosta sieboldiana var. elegans

A bold Hosta with large, shimmering blue-grey leaves which form eye-catching clumps. White bell-shaped flowers with a hint of lilac emerge in mid summer on tall slender stems. The corrugated, slightly cup-shaped leaves of Hosta sieboldiana var. elegans are a wonderful…  More Info

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

2 Options From£8.99

despatch by end of october 2018

Sunflower 'Tall Timbers'

A hybrid form of 'Russian Giant' offering improved vigour. If it's a record breaker you are after, this is the one to grow in 2015! Reaching 4m (13ft) with no special care, 'Tall Timbers' also produces impressive flowers with rich chocolatey centres - the…  More Info

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

Just£2.99

despatch by end of november 2018

Petunia grandiflora 'Double Cascade Burgundy Plum Vein' F1 Hybrid

Giant, fully double flowers of burgundy or plum veined, often more than 10cm (4in) across! Add to this its cascading habit and you have one of the very best basket and container plants creating a waterfall of pleated powderpuffs all summer long. Height: 23…  More Info

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

Just£3.49

despatch within 10 days

Ligularia dentata 'Midnight Lady'

Ligularia dentata 'Midnight Lady' makes a bold statement with its giant, deep bronze architectural foliage and dark stems topped with bright golden-orange daisy flowers which seem to shine out in a shady corner, attracting masses of bees and butterflies.…  More Info

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

2 Options From£9.99

despatch by end of october 2018

Hanging Basket Berry Collection

Forget wrestling with raspberry canes! Forget scouring the hedgerows for blackberries and getting scratched arms in the process! Thanks to breakthroughs in soft fruit and berry breeding, gardeners can now grow blackberries and raspberries in a different setting - on the…  More Info

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

5 Options From£7.99

despatch within 10 days

Berry Collection for Hanging Baskets

Collection Includes: 1 each of Raspberry Ruby Falls? & Blackberry Black Cascade (2 x 9cm pot).  More Info

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

3 Options From£7.99

despatch within 10 days

Fragrant Spring Bulb Mix

Our fragrant bulb collection will bring lasting colour to your garden from January right through to May. This superb range of easy-to-grow bulbs have been specially selected for their flowering period and fragrance. Plant them in individual containers which can…  More Info

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

Just£14.99

despatch within 10 days

Tulip 'Double Sugar'

Tulip bulbs are very easy to grow and look fabulous planted in large groups in borders or in containers on the patio. They boast superb weather resistance and will come back year after year. All bulbs are supplied flowering size. Bulb size 12/14.  More Info

  • Sun shade: Full sun
  • Grows in: Borders
  • Flower Colour: Pink
  • Longevity: Bulb

2 Options From£12.99

despatch within 10 days

Oriental Mustards

Oriental Mustards add tastes and textures to your mixed salads, sandwiches and garnishes and also stir fries. Sow regularly all the year round for a constant supply of 'salad leaves'. Pick the nutritious leaves of Oriental Mustards in under 30 days from sowing during…  More Info

  • Sun shade: Full sun
  • Grows in: Containers

  • Longevity: Annual

Just£1.99

despatch within 10 days