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. For direct sowing take a look at our stunning range of hardy annual seeds.



We have found 71 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: The peppery flavour of the leaves and colourful flowers will enrich salads and the unripened seeds can used like capers – delicious combined with cream cheese or butter in canapés. For more details about edible flowers click here.

More info
    • 1 packet (25 nasturtium seeds)

    • Despatch: Within 1 days
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    • £2.69

Petunia hybrida grandiflora 'Superbissima'

 Customer Rating
The largest Petunia flowers we have ever seen, bred on from those available over 100 years ago! Robust plants produce huge 10-15cm (4-6in) wide exotic looking frilly blooms, in an attractive mixture of pinks, reds and purples, each with rich veining and attractive dark eyes. An eye-catching addition to borders or containers. Height: 30-35cm (12-14in). 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.
More info
    • 1 packet (50 petunia seeds)

    • Despatch: Within 1 days
    •  
    • £0.99

Nasturtium minus 'Just Peachy'

Tropaeolum minus, Indian Cress

You'll love how the delightful ruffled blooms of Nasturtium 'Just Peachy' sit well above the fresh green foliage of these neat, compact plants. The pretty blooms create a carpet of creamy peach shades that look stunning spilling from borders or containers. Grow some of these easy-to-grow hardy annuals in the vegetable plot too and use the flowers and leaves to brighten salads. Height: 20cm (8"). Spread: 35cm (14").

Culinary note: The peppery flavour of the leaves and colourful flowers will enrich salads and the unripened seeds can used like capers – delicious combined with cream cheese or butter in canapés. For more details about edible flowers click here.

More info
    • 1 packet (17 nasturtium seeds)

    • Despatch: Within 1 days
    •  
    • £0.99

Petunia milliflora 'Fantasy' F1 Hybrid

Petunia "Fantasy" has a habit which is not just a miniature but also compact. In fact they are 36 per cent the size of normal multiflora types and it means that plants don't become straggly and untidy but remain neat and uniform. This beautiful formulated mixture comes in a wide range of colours. They are highly floriferous with outstanding garden performance in most conditions and look a real knock-out in containers, baskets and border edging. 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. More info
    • 1 packet (75 petunia seeds)

    • Despatch: Within 1 days
    •  
    • £0.99

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: The peppery flavour of the leaves and colourful flowers will enrich salads and the unripened seeds can used like capers – delicious combined with cream cheese or butter in canapés. For more details about edible flowers click here.

More info
    • 1 packet (40 nasturtium seeds)

    • Despatch: Within 1 days
    •  
    • £2.29

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 lobelia seeds)

    • Despatch: Within 1 days
    •  
    • £0.99

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: The peppery flavour of the leaves and colourful flowers will enrich salads and the unripened seeds can used like capers – delicious combined with cream cheese or butter in canapés. For more details about edible flowers click here.

More info
    • 1 packet (30 nasturtium seeds)

    • Despatch: Within 1 days
    •  
    • £2.29

Californian Poppy 'Copper Swirl'

California poppy, Eschscholzia californica

Californian Poppy 'Copper Swirl' are so easy to grow from seed, simply sow directly into borders for a dazzling display of fruity colours on these delightful crinkled flowers. Thompson & Morgan are proud to have bred this fresh range of Californian Poppies which are drought tolerant and require no special treatment! Ideal for beds, borders, rockeries or dry sunny banks. Height and Spread: 25cm (10").
More info
    • 1 packet (200 californian poppy seeds)

    • Despatch: Within 1 days
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    • £1.99

Antirrhinum majus 'Snappy Mix'

Antirrhinum majus, Snapdragon

New breeding has brought about the best bicolour snapdragon range we have ever seen. This vibrant mix offers a really long flowering period for truly eye-catching displays in beds and containers. The short height makes them ideal for front of borders and window box displays. Height and Spread: 25cm (10"). More info
    • 1 packet (50 antirrhinum seeds)

    • Despatch: Within 1 days
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    • £2.49

Laurentia 'Stargazer Mixed'

Isotoma axillaris, Solenopsis axillaris

 Customer Rating
Attractive domes of fine foliage burst into colour with five-petalled evening-scented flowers. Superb in baskets, containers and Flower Pouches®. Sow before the end of January for flowers from July onwards.
More info
    • 1 packet (60 laurentia seeds)

    • Despatch: Within 1 days
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    • £0.99

Petunia grandiflora 'Limoncello' F1 Hybrid

The best ever yellow Petunia! Bushy, compact and free-flowering, with large wavy blooms in an attractive two tone creamy-yellow bicolour, resembling the delicious Italian liqueur. Adds a zest of lemon to borders or containers. Prefers a light, well drained soil in full sun. Height 20-25cm (8-10 inches). 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. More info
    • 1 packet (40 petunia seeds)

    • Despatch: Within 1 days
    •  
    • £2.99

Gazania 'Big Kiss White Flame' F1 Hybrid

Treasure Flower

A 'Big' addition to the 'Kiss' Gazania series. Possibly the largest-flowered bedding gazania from seed, the flowers of Gazania Big Kiss are 50% bigger than those of traditional varieties - each bloom is an amazing 12cm (4½in) in diameter! The white and rose striped petals of Gazania Big Kiss White Flame are simply stunning. Flowers all summer in a sunny garden situation - in borders or in containers on the patio. More info
    • 1 packet (15 gazania seeds)

    • Despatch: Within 1 days
    •  
    • £3.99 £0.99