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 115 products.
 

Nasturtium 'Phoenix'

Tropaeolum minus, Indian Cress

Curious split petals make the flame-like flowers of Nasturium ‘Phoenix’ particularly eye catching. Prolific and free flowering, the blooms are produced in abundance in beautiful fiery shades of gold, orange and red. Like all Nasturtiums, it’s easy to grow. Let its bushy stems spill from hanging baskets and window boxes or create a carpet of colour in beds and borders. Height: 30cm (12"). Spread: 35cm (14").

Culinary note: Some parts of these flowers are edible. For more details about edible flowers click here.

More info
    • 1 packet (25 nasturtium seeds)

    • Despatch: Within 1 days
    •  
    • £2.49

Cosmos sulphureus 'Brightness Mixed'

 Customer Rating

Possibly the most free-flowering cosmos of this type. Dwarf and bushy plants are covered with flowers in a delightful mixture of gold, lemon, orange and red from early summer through to the autumn frosts. Spectacular when planted towards the front of annual borders or in containers.

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    • 1 packet (100 seeds)

    • Despatch: Within 1 days
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    • £2.69

Nasturtium 'Firebird'

Tropaeolum majus, Indian Cress

  • Stunning in baskets or containers
This eye-catching trailing Nasturtium is superb for hanging baskets where it will create neat cascades of fiery blooms, above unusual variegated foliage. Try growing Nasturtium 'Firebird' in baskets, window boxes and containers and watch it ignite your patio all summer long! The edible flowers are also great added to salads for a peppery kick. Trails to: 40cm (16").

Culinary note: Some parts of these flowers are edible. For more details about edible flowers click here.

More info
    • 1 packet (30 seeds)

    • Despatch: Within 1 days
    •  
    • £2.69

Petunia x hybrida 'Super Cascade Improved' F1 Hybrid

 Customer Rating
The first fully integrated petunia mixture. For hanging baskets, containers and walls. The Super Cascades are much freer flowering and will cascade in 8 different colours - blue, white, pink, blush, cerise, salmon, scarlet and violet from a formula blending of seed. Weather tolerance, heat and wet, is excellent, they bloom from planting out to frost and have good drought tolerance. Growing tip: Get the best out of your petunias with our specially formulated Petunia Fertiliser - the perfect balance of nutrients to get them off to a flying start and nourish them through the summer.
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    • 1 packet (90 seeds)

    • Despatch: Within 1 days
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    • £3.99

Nasturtium 'Crimson Emperor'

Tropaeolum majus, Indian Cress

Masses of deep crimson blooms with golden yellow throats cover the lax, sprawling stems of this vigorous variety. The semi-trailing habit and lush green foliage make Nasturtium 'Crimson Emperor' an ideal choice for summer groundcover. Perfect covering banks, filling beds and borders or spilling from baskets and patio containers. Height: 30cm (12"). Spread: 200m (78").

Culinary note: Some parts of these flowers are edible. For more details about edible flowers click here.

Press release: Chance find becomes Thompson & Morgan's Flower of the Year

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    • 1 packet (30 seeds)

    • Despatch: Within 1 days
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    • £2.49

Nasturtium 'Rumba Mix'

Tropaeolum minus, Indian Cress

A vibrant colour combination of single and semi-double, red and peach flowers set above attractive dark green foliage. Nasturtium 'Rumba Mix' is easy to grow, creating a carpet of colour in beds, borders or containers where its lax habit tumbles over the edge, freely flowering all summer. Try growing Nasturtiums in the vegetable plot too and use the edible flowers and leaves to brighten salads. Height: 30cm (12"). Spread: 35cm (14").


Culinary note: Some parts of these flowers are edible. For more details about edible flowers click here.

More info
    • 1 packet (30 seeds)

    • Despatch: Within 1 days
    •  
    • £2.09

Aster 'Milady Mixed'

Callistephus chinensis, China Aster

Excellent for bedding , these plants are robust, bushy and very wilt resistant. Well formed, globular, weather resistant flowers in blue, pink, rose, rose-red and white are produced over a long period. Useful as a summer flowering pot plant, for window boxes etc. More info
    • 1 packet (150 seeds)

    • Despatch: Within 1 days
    •  
    • £2.69

Nasturtium 'Tom Thumb Mixed'

Tropaeolum majus, Indian Cress

Dwarf compact plants bearing brilliantly coloured single' flowers in a wide colour range. Easy plants, for beds, borders, containers and even dry sunny banks. Height 15-23cm (6-9in).

Culinary note: Some parts of these flowers are edible. For more details about edible flowers click here.

More info
    • 1 packet (40 seeds)

    • Despatch: Within 1 days
    •  
    • £2.09

Petunia 'Trailing Trio' Offer

The best-ever trailing petunias from seed! These spectacular cascading varieties will outperform expensive cutting-raised Surfinia® petunias every time, producing trailing stems of up to 1m (3ft) in length, continuously smothered in blooms all summer until the first frosts. 'Rose Vein Velvet' is the latest colour in the 'Velvet' series and promises to be as impressive as its forebears. Stunning in baskets, window boxes and other containers as well as in borders, where they make very effective and colourful ground cover.
Collection includes the varieties 'Purple Velvet', 'Rose Vein Velvet' and 'Salmon Velvet'.
More info
    • 1 packet of each variety (36 seeds in total)

    • Despatch: Within 1 days
    • SAVE £2.38  
    • £11.37 £8.99

Bacopa (Duo)

Sutera cordata

Collection comprises one packet each of Blutopia Blue and Snowtopia White: Two delightful colour selections - one snow-white and one lilac-blue - spectacular when planted on their own or with other plants in baskets or containers. Sold as a multiseeded pellet for easy sowing into modules or Jiffy 7's to aid easy planting. Trailing stems up to 45cm (18in).
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    • 2 packets - 1 of each variety (20 pellets in total)

    • Despatch: Within 1 days
    • SAVE £1.79  
    • £7.78 £5.99

Begonia 'Apricot Shades'

Begonia x tuberhybrida 'Apricot Shades Improved' F1 Hybrid

 Customer Rating
A best seller, Begonia Apricot Shades is as versatile as it is beautiful! Large, cascading double blooms in sunshine shades of apricot and lemon will pour from your containers from July to October. These tuberous begonias will perform whatever the weather, in sun or semi shade. The trailing habit of Begonia Apricot Shades makes them ideal for hanging baskets, window boxes and flower pouches for a really impressive display that will light up even a shady corner. Height: 30cm (12Ó). Spread: 45cm (18Ó).

Culinary note: Some parts of these flowers are edible. For more details about edible flowers click here.

More info
    • 1 packet (15 seeds)

    • Despatch: Within 1 days
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    • £3.99

Busy Lizzie 'Divine Mixed' (New Guinea)

Impatiens x hawkeri

Cut the risk of disease with this robust, downy mildew resistant New Guinea Impatiens. Busy Lizzie 'Divine' flowers endlessly, in a wonderful bright colour mix, from June to November on strong, spreading plants that will quickly fill pots and cover beds and borders. Height: 30cm (12"). Spread: 35cm (14"). More info
    • 1 packet (15 seeds)

    • Despatch: Within 1 days
    •  
    • £4.29