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 66 products.
 

Verbena x hybrida 'T&M Dwarf Jewels'

Glandularia, Vervain, Verbena x hortensis

Dwarf, spreading, early blooming plants, producing vividly coloured flowers in a mix carefully formulated to maintain a range of bright colours in optimum balance. Invaluable for massing in beds, edges or borders, windowboxes and baskets. Flowers summer. Height 25-30cm (10-12in).

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    • 1 packet (125 seeds)

    • Despatch: Within 1 days
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    • £2.99

Petunia 'Grand Rapids Mixed' F1 Hybrid

A first class variety for bedding, hanging baskets and tubs. Bred with emphasis on seedling vigour and uniformity, the plants have a good free flowering habit and look superb en masse. The flowers are large with most of the colours in the range having attractive veining, which gives more substance to the flowers and enables them to recover more quickly after bad weather. Flowers summer to first frost. Height: 30cm (12in).

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    • 1 packet (100 seeds)

    • Despatch: Within 1 days
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    • £2.99

Antirrhinum majus pumilum 'Magic Carpet' - Part of the Alan Titchmarsh Collection

Snapdragon

    Antirrhinum 'Magic Carpet' - a summer ground cover to banish those weeds for good! A favourite when I was a child, I couldn't get enough of the small 'snapdragon' blooms, opening and closing them like little puppets in my hand! Height and spread: 30cm (12").
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      • 1 packet (2400 seeds)

      • Despatch: Within 1 days
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      • £1.99

    Brachyscome iberidifolia 'Purple Splendour'

    Swan River Daisy, Brachycome

    Profuse and long-flowering, Brachyscome 'Purple Splendour' creates a fantastic display throughout summer. The purple Swan River Daisy flowers open above a mass of spreading, ferny foliage. This charming half-hardy annual is ideal for edging paths and borders or filling gaps in window boxes and baskets. Height and spread: 30cm (12"). More info
      • 1 packet (200 seeds)

      • Despatch: Within 1 days
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      • £2.69

    Nasturtium 'Whirlybird Cherry'

    Tropaeolum majus, Indian Cress

    Low mounds covered with a mass of bloom. The semidouble cherry rose flowers are carried well above the foliage and face upwards so all are visible. Ideal for bedding, borders, tubs, containers etc. Flowers can be cut for unusual floral decorations. Flowers summer/autumn. Height 30cm (12in).


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

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      • 1 packet (25 seeds)

      • Despatch: Within 1 days
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      • £2.29

    Marigold 'Solan'

    Tagetes patula, French Marigold

    Mind-blowing flower power, each plant can produce over 250 blooms! Fill your borders and containers with masses of attractive orange and red tufted Chrysanthemum-like heads on vigorous, bushy plants. Amazing garden performance.

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

    More info
      • 1 packet (100 seeds)

      • Despatch: Within 1 days
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      • £2.99

    Petunia 'Purple Pirouette' F1 Hybrid

    A stunning separate, bicoloured Petunia and its double flowered too. Blooms are up to 10cm (4in) in diameter in rich violet-purple with strongly contrasting, white ruffled edges. A beautiful summer bedding plant, especially used in drifts or on its own in containers, spreading up to 40cm (16in). Flowers summer. Height: 30cm (12in). 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 seeds)

      • Despatch: Within 1 days
      •  
      • £3.69

    Marigold 'Queen Series Mixed'

    Tagetes patula, French Marigold

    A lovely range of Camellia-flowered marigolds that orginated in France with broader more elegantly shaped blooms than ordinary types. A superb plant for bedding or outdoor containers. Flowers all summer to first frosts. Height: 23-30cm (10-12in).

     

    Culinary note: French Marigold flowers are edible.

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

    More info
      • 1 packet (75 seeds)

      • Despatch: Within 1 days
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      • £2.99

    Petunia 'Colour Parade' F1 Hybrid

    A very special mixture with over 20 different types of large flower. There are some clear, pure colours, a sprinkling of colours with white stars, some picotee edged in white and others with darker veins and soft radiating centres. They make a spectacular display for bedding, or just planted in large containers. Flowers summer. Height: 22-30cm (9-12in).

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      • 1 packet (100 seeds)

      • Despatch: Within 1 days
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      • £2.99

    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: 23-30cm (9-12in). 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.Click here to buy now. More info
      • 1 packet (25 petunia seeds)

      • Despatch: Within 1 days
      •  
      • £3.69 £0.99

    Nasturtium Duo

    Tropaeolum majus, Indian Cress

    One packet each of: Milkmaid and Black Velvet. For a full description and sowing & growing instructions please refer to each plant's individual listing.

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

    More info
      • 2 packets - 1 of each variety (45 nasturtium seeds in total)

      • Despatch: Within 1 days
      • SAVE £1.29  
      • £5.78 £4.49

    Antirrhinum nanum 'Twinny Series Collection' F1 Hybrid

    Snapdragon

    These compact snapdragon plants produce heavily ruffled blooms in breathtaking pastel shades. With a bushy, branching habit, Antirrhinum nanum 'Twinny Series Collection' makes superb, long lasting summer bedding and adds a soft, feminine feel to patio containers. Collection includes Antirrhinum 'Twinny Appleblossom' F1 Hybrid and Antirrhinum 'Twinny Peach' F1 Hybrid. Height: 30cm (12"). Spread: 25cm (10"). More info
      • 2 x 1 packet (60 antirrhinum seeds in total)

      • Despatch: Within 1 days
      • SAVE £1.39  
      • £6.38 £4.99