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 128 products.
 

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

Nasturtium 'Ladybird'

Tropaeolum majus, Indian Cress

Dwarf, bushy plants become clothed in beautiful golden-yellow flowers each enhanced by five, eye-catching, bright red spots. Easy and quick to grow, making it ideal for adding colour to the front of sunny borders in patio containers.

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
    •  
    • £2.29

Salvia farinacea 'Fairy Queen'

Mealy Sage, Mealycup Sage

Unique breeding has brought us this very visually appealing Salvia. Bushy, compact plants bear multiple spikes of attractive blue and white bicoloured flowers on distinctive dark stems. Flowers all summer and continues through to October in borders or containers. Height: 35-45cm (14-18in).
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    • 1 packet (40 salvia seeds)

    • Despatch: Within 1 days
    •  
    • £0.99

Cosmos bipinnatus 'Double All Sorts Mixed'

This wonderful mixture contains a full range of flower forms and colours and includes much-sought-after picotees and stripes. An easy-to-grow annual which will flower all summer and its height means that it will make a superb backdrop to your borders or a long-lasting and pretty addition to flower arrangements! Height: 100-120cm (40-48in).
More info
    • 1 packet (100 cosmos seeds)

    • Despatch: Within 1 days
    •  
    • £2.69

Cosmos bipinnatus 'Double Click Rose Bonbon'

Following the amazing success of Double Click Mixed, this is the first straightcoloured, high-quality, fully-double Cosmos from seed to be introduced! The spectacular, rose pom-pom flowers sit proudly on top of strong stems, making Double Click Rose Bonbon a 'must' for adding height to summer borders and an imposing and rarely-seen cut flower. Height: 60-90cm (2-3 feet).
More info
    • 1 packet (40 cosmos seeds)

    • Despatch: Within 1 days
    •  
    • £2.99

Zinnia elegans 'Candy Cane Mixed'

Excellent quality, scabious-flowered zinnia in a wide range of vivid colours including reds, pinks and oranges. Zinnia elegans Candy Cane Mixed will flower freely all summer. Ideal for cutting and will attract beneficial insects and butterflies to the garden. More info
    • 1 packet (100 zinnia seeds)

    • Despatch: Within 1 days
    •  
    • £2.39

Antirrhinum majus nanum 'Rembrandt'

Snapdragon

Attractive, free-flowering, bushy plants with stunning bicoloured blooms in vibrant orange and golden yellow. Will paint your borders and containers with colour all summer.
More info
    • 1 packet (200 antirrhinum seeds)

    • Despatch: Within 1 days
    •  
    • £2.59

Nicotiana mutabilis 'Marshmallow'

Tobacco Plant

 Customer Rating

Reintroduced following increasing interest by garden designers and visitors to our Open Days. Nicotiana Marshmallow is a very unusual and visually stunning variety which will add stature and fragrance to your summer borders. Above basal rossettes of large leaves, are formed masses of wiry stems are covered with a 'haze' of small blooms, each one fading through red, pink and white to give the effect of three flower colours on each plant.

More info
    • 1 packet (100 nicotiana seeds)

    • Despatch: Within 1 days
    •  
    • £1.99

Nasturtium 'Mahogany Jewel'

Tropaeolum majus, Indian Cress

 Customer Rating
Tropaeolum majus Mahogany Jewel Common name: Nasturtium An easy to grow annual with compact, uniform plants which are early to flower. The large, semi-double blooms in gloaming, deepest red mahogany are produced in succession over the summer months. Excellent summer ground cover for beds, borders, and containers.

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
    •  
    • £1.99

Dahlia coccinea 'Species Mixed'

A vibrant mixture of delicate single flowers in several colours with many bicolour shades, Tall and free flowering, makes it ideal for adding height to bedding displays or filling gaps in perennial borders. Height 5 feet. Planting distance 27 inches.

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    • 1 packet (25 dahlia seeds)

    • Despatch: Within 1 days
    •  
    • £0.69

Nasturtium 'Whirlybird Cream' - Kew Collection Seeds

Tropaeolum majus, Indian Cress

A delicious separate colour with creamy butter-milk, semi-double flowers held well above rich green foliage.

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

More info
    • 1 packet (20 nasturtium seeds)

    • Despatch: Within 1 days
    •  
    • £2.29

Antirrhinum nanum 'Twinny Appleblossom' F1 Hybrid

Snapdragon

You can look forward to an extra long lasting display from this fully double snapdragon, because the flowers are so tightly ruffled that insects struggle to pollinate them. This superb variety has a basal branching habit that produces compact, bushy plants. An outstanding garden performer, Antirrhinum nanum 'Twinny Appleblossom' is perfect for filling your borders, beds and containers with pretty pastel shades throughout summer. Height: 30cm (12"). Spread: 25cm (10"). More info
    • 1 packet (30 antirrhinum seeds)

    • Despatch: Within 1 days
    •  
    • £3.39