Thompson & Morgan

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Half-hardy Annual Seeds


Sow half-hardy annuals in early spring, making sure that you protect them from frost. Plant them out after all risk of frost has passed and you'll be rewarded with delightful flowers all throughout the summer. Hint: use the selections in the left menu to narrow down your search for the perfect half-hardy annual seeds for your garden.

We have found 15 products.
 
Lobelia 'Cascade Mixed'

Lobelia erinus 'Cascade Mixed'

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 Customer Rating

These trailing lobelia plants produce fountains of bloom in burgundy, violet, lilac and Cambridge blue, as well as a few bicolours! Lobelia ‘Cascade’ Mixed makes a sparkling addition to containers, flower Pouches® and window-boxes. An easy to grow annual that is deservedly popular for its versatility and long flowering period. Trails to: 25cm (10”). Spread: 15cm (6”).

 More info
    • 1 packet (1500 seeds)

    • Despatch: Within 2 Days
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    • £2.49
Lobelia 'Blue Splash'

Lobelia erinus 'Blue Splash'

Masses of white flowers splashed with marine blue to give an intriguing and unusual effect. Flowering up to 4 weeks earlier than many trailing lobelia varieties, ‘Blue Splash’ makes a sparkling addition to beds, containers, flower Pouches® and window-boxes. An easy to grow annual that is deservedly popular for its versatility and long flowering period. Height: 15cm (6”). Spread: 25cm (10”). More info
    • 1 packet (1000 seeds)

    • Despatch: Within 2 Days
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    • £1.49
Lobelia 'Blue Wings'

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, flower Pouches® and window-boxes. An easy to grow annual that is deservedly popular for its versatility and long flowering period. Height: 15cm (6”). Spread: 20cm (8”). More info
    • 1 packet (1000 seeds)

    • Despatch:
    •  
    • £2.99
    • Out of stock
Lobelia 'Crystal Palace'

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 grow annual that is deservedly popular for its versatility and long flowering period. Height: 10cm (4”). Spread: 15cm (6”). More info
    • 1 packet (2500 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.09
Lobelia 'Cambridge Blue'

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-boxes, and even looks well placed in the rockery. An easy to grow annual that is deservedly popular for its versatility and long flowering period. Height: 10cm (4”). Spread: 15cm (6”). More info
    • 1 packet (2500 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.09
Lobelia 'Blue Cascade'

Lobelia erinus 'Blue Cascade'

 Customer Rating
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 grow annual that is deservedly popular for its versatility and long flowering period. Height: 15cm (6”). Spread: 25cm (10”). More info
    • 1 packet (1500 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.09
Lobelia 'Paper Moon'

Lobelia erinus 'Paper Moon'

One of the best compact, pure white varieties available with early flowers that have a remarkably high percentage of true colour. Lobelia ‘Paper Moon’ makes a sparkling addition to beds, containers, flower Pouches® and window-boxes, and even looks well placed in the rockery. An easy to grow annual that is deservedly popular for its versatility and long flowering period. Height and spread: 20cm (8”). More info
    • 1 packet (1500 seeds)

    • Despatch: Within 2 Days
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    • £2.89
Begonia semperflorens 'Sunshade Mixed' F2 Hybrid - Part of the Alan Titchmarsh Collection

Begonia semperflorens 'Sunshade Mixed' F2 Hybrid - Part of the Alan Titchmarsh Collection

 
  • NEW in 2013
Begonia 'Sunshade Mixed' is a versatile bedding plant capable of growing equally well in full sun as it is in partial shade. A quality all green foliage mixture of red, white and pink blooms. Perfect planted in borders or containers. Height: 15cm (6"). Spread: 20cm (8"). More info
    • 1 packet (2000 seeds)

    • Despatch: Within 2 Days
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    • £1.99
Rudbeckia Hirta Becky Mixed

Rudbeckia hirta 'Becky Mixed'

Coneflower, Black-eyed Susan
For the first time you can grow this cheerful, free flowering annual in containers and hanging baskets! Becky produces extra dwarf plants, neat and compact in a well balanced mixture of lemon to bright orange flowers, each with a slightly darker contrasting centre disc. They now make ideal basket and container plants flowering right up to first frost, producing large flowers measuring up to 15cm (6in) across! Flowers mid summer to frost. Height 20-25cm (8-10in). More info
    • 1 packet (50 seeds)

    • Despatch: Within 2 Days
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    • £2.09
Lobelia 'White Cascade'

Lobelia erinus 'White Cascade'

Freely branching plants are covered in myriads of bloom to create clouds of dazzling ice white lobelia flowers. Exquisite trailing Lobelia ‘White Cascade’ makes an outstanding display when massed in containers, flower Pouches® and window-boxes. An easy to grow annual that is deservedly popular for its versatility and long flowering period. Height: 15cm (6”). Spread: 25cm (10”). More info
    • 1 packet (1750 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.09
Lobelia 'String Of Pearls'

Lobelia erinus compacta 'String of Pearls'

A well balanced mixture of the brightest colours for a dazzling, long lasting summer display. Lobelia ‘String of Pearls’ makes a sparkling addition to beds, containers, flower Pouches® and window-boxes, and even looks well placed in the rockery. An easy to grow annual that is deservedly popular for its versatility and long flowering period. Height: 10cm (4”). Spread: 15cm (6”). More info
    • 1 packet (2500 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.49
Begonia Semperflorens Options Mixed

Begonia semperflorens 'Options Mixed'

The various flower and foliage combinations include white and rose bicolour, vermilion, white and scarlet with bronze foliage, carmine, pink and geranium red with dark foliage. Seeds are dust-like and need careful handling. Flowers summer. Height 17-23cm (7-9in). More info
    • 1 packet (750 seeds)

    • Despatch: Within 2 Days
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    • £2.49