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 129 products.
 

Cosmos bipinnatus 'Double Click'

The best quality, award winning, double and semi double mixed Cosmos ever! A colourful blend, including rosy-red, white and pink shades. Ideal planted in small drifts, adding height and colour to cottage and annual borders. Height: 90-100cm (36-40 inches).
More info
    • 1 packet (75 cosmos seeds)

    • Despatch: Within 1 days
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    • £2.99

Nasturtium 'St Clements'

Tropaeolum majus, Indian Cress

An exclusive citrus coloured blend of fragrant semi-double blooms, that sit well above the deep green foliage on semi-trailing plants. Adds a mouth-watering citrus cocktail to borders, baskets or containers, flowering all summer.

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
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    • £2.29

Nicotiana sylvestris

Tobacco Plant, Woodland Tobacco

 Customer Rating
This imposing half hardy annual has stout spikes bearing a cascading head of fragrant 3½in long white blooms. It grows to a height of 90-120cm (36-48in) making it an excellent subject for the border. Occasionally a short lived perennial in a warm sheltered site.
More info
    • 1 packet (2000 nicotiana seeds)

    • Despatch: Within 1 days
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    • £2.99

Phlox drummondii 'Phlox of Sheep'

Annual Phlox

Phlox of Sheep' is a garden annual of exceptional quality and character. This totally unique and exclusive blend of pastel hues and bicolours, through pinks, yellows, apricot, red and then pure white is the result of many years work. The gorgeous different colours come together to give a plethora of flower and soft colour during the summer in bedding, borders and containers. Height: 25-30cm (10-12in).
More info
    • 1 packet (250 phlox seeds)

    • Despatch: Within 1 days
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    • £0.99

Rudbeckia hirta 'Kelvedon Star'

Coneflower, Black-eyed Susan

Bright and cheerful flowers all summer long with this new introduction. The breeding techniques required to fix a pattern in flowers can be most painstaking, but invariably it achieves a striking combination that makes a wonderful garden plant and in this case the finest of cut flowers too. Masses of huge 4in flowers in bright yellow with the darkest brown centre which gives a welcome extension of colour to the late summer border. Ideal for cutting, also beds and borders. Height 75-90cm (30-36in).
More info
    • 1 packet (100 rudbeckia seeds)

    • Despatch: Within 1 days
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    • £2.99

Antirrhinum majus 'Reminiscent Mixed' F1 Hybrid

Snapdragon

  • RHS Perfect for Pollinators
With a fresh citrus fragrance and unusual upward facing flowers, this superb snapdragon is hard to resist. The pastel blooms are carried on compact, bushy plants, attracting bees and other pollinating insects. Antirrhinum majus 'Reminiscent Mixed' has a particularly long flowering period making this an ideal choice for wildlife borders, beds and containers. Height: 30cm (12"). Spread: 25cm (10").
More info
    • 1 packet (50 antirrhinum seeds)

    • Despatch: Within 1 days
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    • £2.99

Cosmos 'Cosimo Red-White'

White petals suffused with a vibrant shade of raspberry red that bleeds in from the edge of each daisy-like bloom. This bushy, dwarf Cosmos is early flowering and continues to bloom prolifically all summer long above masses of delicate ferny foliage. Cosmos 'Cosimo Red-White' is ideal for bulking up borders or planting in large drifts for annual bedding displays - it makes a great cut flower too! Height: 60cm (24"). Spread: 40cm (16"). More info
    • 1 packet (40 cosmos seeds)

    • Despatch: Within 1 days
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    • £2.49

Zinnia marylandica 'Zahara Sunburst'

Another great Zinnia from the popular Zahara range! Zinnia marylandica 'Zahara Sunburst' boasts particularly large red and yellow bicolour blooms for a bedding variety - the first of this colour to be available from seed! These compact, dwarf annuals are free-flowering, and show excellent garden performance along with good disease resistance. The perfect low maintenance bedding plant for containers, beds, borders and wildlife gardens, where they will attract plenty of butterflies to their nectar rich flowers. Height and spread: 40cm (16"). More info
    • 1 packet (15 zinnia seeds)

    • Despatch: Within 1 days
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    • £2.99

Zinnia elegans 'Molino Mixed'

Fabulous well branched plants produce a profusion of open daisy-like flowers in a wonderful mix of clear, vibrant colours. Zinnia elegans ÔMolino Mixed' is compact and bushy making it perfect for filling beds or plugging gaps in borders. The nectar rich blooms will attract plenty of pollinating insects to your garden, and make eyecatching cut flowers too. A superb variety offering excellent value and outstanding garden performance. Height and spread: 40cm (16"). More info
    • 1 packet (100 zinnia seeds)

    • Despatch: Within 1 days
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    • £1.49

Annual Flower Border Seed Collection (Short)

  • Collection comprises:
  • Cosmos 'Brightness' (100 seeds) - Semi-double blooms in clear shades of red, yellow and orange are borne above mounds of feathery green foliage.
  • Antirrhinum 'Reminiscent Mixed' F1 Hybrid (50 seeds) - Pastel blooms are carried on compact, bushy plants, attracting bees and other pollinating insects.
  • Californian Poppy 'Jelly Beans' (125 seeds) - Fully double blooms in a vibrant colour range glisten above a mass of feathery blue-green foliage.
  • Marigold 'Vanilla Cream' (50 seeds) - Gorgeous vanilla cream double blooms on neat bushy plants.
  • Zinnia 'Zahara Mixed' (15 seeds) - Possibly the best mixture of dwarf bedding zinnias available for an exceptional garden performance.
More info
    • 5 varieties - 1 packet of each (340 seeds in total)

    • Despatch: Within 1 days
    • SAVE £3.46  
    • £13.45 £9.99

Antirrhinum nanum 'Dwarf Bedding Mixed'

Snapdragon

A glittering mixture in a wide range of colours. Their low and compact habit makes them an essential item for the smaller garden. More info
    • 1 packet (4500 antirrhinum seeds)

    • Despatch: Within 1 days
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    • £2.69

Dahlia variabilis 'Collarette Dandy'

 Customer Rating
Dwarf bushy dahlias with delightful "collarette" form, in many shades of red, yellow, orange and white all with white matching or contrasting inner collar of quilled petals. Height: 50-60cm (20-24in).
More info
    • 1 packet (55 dahlia seeds)

    • Despatch: Within 1 days
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    • £2.99