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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 322 products.
 

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 nasturtium seeds)

    • Despatch: Within 1 days
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    • £2.69

Morning Glory 'Carnevale di Venezia'

Ipomoea purpurea, Convolvulus purpureus, Pharbitis purpurea

A vigorous climber producing masses of spectacular, striped blue and pink blooms with intricate markings, as if painted individually. Flowers all summer, transforming your garden with all the dazzling colours of the Venice Carnival. Twining climber to 2m (6ft). More info
    • 1 packet (35 morning glory seeds)

    • Despatch: Within 1 days
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    • £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: Some parts of these flowers are edible. For more details about edible flowers click here.

More info
    • 1 packet (30 nasturtium seeds)

    • Despatch: Within 1 days
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    • £2.29

Cosmos bipinnatus 'Psyche White'

Glistening pure white semi-double and single, large, wavy, upright blooms stand proud above deep green ferny foliage. Flowers non-stop from mid summer until autumn adding height and interest to borders, or as a striking cut flower.
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    • 1 packet (75 cosmos seeds)

    • Despatch: Within 1 days
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    • £2.89

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").
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    • 1 packet (200 californian poppy seeds)

    • Despatch: Within 1 days
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    • £1.99

Rudbeckia hirta 'Green Eyes'

Coneflower, Rudbeckia 'Irish Eyes', Black-eyed Susan

Unique, with pointed yellow petals and olive green eye. Well branched, good for cutting.
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    • 1 packet (500 rudbeckia seeds)

    • Despatch: Within 1 days
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    • £0.99

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

Begonia x tuberhybrida 'Show Angels Mixed' F1 Hybrid

These exquisite begonias are the premier basket and container plant. With pendulous habit and an abundance of large, mostly fully double flowers, the selection contains some delightful picotees. They flower early, are uniform with vigour, and have good mildew resistance. Well worth the money! Height: 20-25cm (8-10in).

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

More info
    • 1 packet (40 begonia seeds)

    • Despatch: Within 1 days
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    • £0.99

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 nasturtium seeds)

    • Despatch: Within 1 days
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    • £2.99

Nicotiana x sanderae 'Fragrant Cloud'

Tobacco Plant

A very attractive and free flowering type with large pure white sweetly scented flowers on sturdy plants.
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    • 1 packet (1000 nicotiana seeds)

    • Despatch: Within 1 days
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    • £2.29

Marigold 'Golden Gate'

Tagetes patula, French Marigold

Fully double, large 3in African-type flower heads on dwarf plants. Its striking mahogany blooms, edged with gold, are prolific and early flowering. Height: 15-25cm (6-10in).

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

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    • 1 packet (60 marigold seeds)

    • Despatch: Within 1 days
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    • £2.89 £0.99

Begonia x tuberhybrida 'Nonstop® Rose Petticoat' F1 Hybrid

Without doubt, a fantastic new colour to the 'Non-Stop®' series. Large,10cm (4in) eye-catching, deeply frilled, fully double blooms of white with a deep rose picotee. Height: 20-25cm (8-10in).

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

More info
    • 1 packet (25 begonia seeds)

    • Despatch: Within 1 days
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    • £0.99