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 113 products.
 

Lobelia erinus 'Cascade Mixed'

 Customer Rating

These trailing lobelia plants produce fountains of bloom in burgundy, violet, lilac and Cambridge blue, as well as a few bicolours! Lobelia 'Cascade' Mixed makes a sparkling addition to containers, flower Pouches® and window-boxes. An easy to grow annual that is deservedly popular for its versatility and long flowering period. Trails to: 25cm (10”). Spread: 15cm (6”).

More info
    • 1 packet (1500 seeds)

    • Despatch: By end of April 2014
    •  
    • £2.69

Nasturtium 'Jewel of Africa'

Tropaeolum majus, Indian Cress

T&M own breeding. At last! Variegated climbing Nasturtiums. Available in a balanced mixture of yellows, reds, creams and peach/pinks with foliage which is attractively marbled and striped with cream, against a light green background. They make fantastic, dramatic container and basket plants or simply use them for effective ground cover. They also look good trailing and climbing over conifers, hedges and short walls. Please Note: Occasionally some plants produce pure green foliage, many but not all will develop variegation at a later stage.

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

More info
    • 1 packet (25 seeds)

    • Despatch: By end of April 2014
    •  
    • £2.89

Morning Glory 'Lazy Luxe'

Ipomoea purpurea, Convolvulus purpureus, Pharbitis purpurea

Possibly the best-ever mixture of Morning Glory! Ten fabulous colours especially selected to all flower at a similar time, creating an eye-catching summer display. An easy-to-grow and vigorous climber, flowering all summer until the first frosts.

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    • 1 packet (35 seeds)

    • Despatch: By end of April 2014
    • SAVE 50p  
    • £1.49 £0.99

Marigold 'Pots of Gold'

Tagetes patula, French Marigold

  • New in 2014
  • World exclusive

An exclusive blend of French marigolds, including three fiery colours - golden, striped and a fabulous vibrant red. Bushy plants produce masses of single flowers atop tall sturdy stems which have a uniform height, making them perfect for cutting. Attractive to bees and butterflies, Marigold 'Pots of Gold' makes an eye-catching addition to the middle of beds, borders and containers for a colourful and long-lasting summer display. Height: 60cm (24"). Spread: 45cm (18").

 

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 (100 seeds)

    • Despatch: By end of April 2014
    •  
    • £0.99

Petunia x hybrida 'Sparklers'

  • Fleuroselect Approved Novelty
The first ever star-shaped petunia from seed! A white version of this uniquely-shaped flower was originally sent to us by a customer in 1998. After 10 years of breeding and many generations of selection, the perfect star shape was obtained as well as this fabulous range of colours. Even the foliage of Petunia x hybrid 'Sparklers' is unusual, being pointed rather than rounded. Grow this striking variety in containers or let its spreading stems spill over the edges of hanging baskets for a most unusual summer display. Height: 30cm (12"). Spread: 35cm (14").
More info
    • 1 packet (40 seeds)

    • Despatch: By end of April 2014
    •  
    • £2.69

Busy Lizzie 'Divine' (New Guinea)

Impatiens x hawkeri

Cut the risk of disease with this robust, downy mildew resistant New Guinea Impatiens. Busy Lizzie 'Divine' flowers endlessly, in a wonderful bright colour mix, from June to November on strong, spreading plants that will quickly fill pots and cover beds and borders. Height: 30cm (12"). Spread: 35cm (14"). More info
    • 1 packet (15 seeds)

    • Despatch: By end of April 2014
    •  
    • £3.99

Cosmos bipinnatus 'Gazebo Mixed'

 Customer Rating
A mid-height, easy to grow annual with well branched plants which come into flower earlier than most varieties. The attractive fern-like foliage is crowned with many large blooms of velvet red, rose-pink and pure white. An ideal border filler, or simply use in a large container or as a bedding plant. Flowers summer. Height: 60cm (24in).
More info
    • 1 packet (100 seeds)

    • Despatch: By end of April 2014
    •  
    • £2.99

Cosmos bipinnatus 'Sensation Mixed'

 Customer Rating

A tall, upright variety for the back of sunny borders. Cosmos 'Sensation Mixed' produces masses of daisy-like flowers above delicate ferny foliage throughout summer and autumn. The strong stems and long lasting flowers of this easy to grow annual make it perfect for cutting. This fabulous mix contains a superb range of colours including white, pink and carmine. Height: 120cm (47”). Spread: 60cm (24”).

More info
    • 1 packet (200 seeds)

    • Despatch: By end of April 2014
    •  
    • £2.29

Dahlia variabilis 'Bishop's Children'

A fiery mix of such striking colour, yet with the innocent flower faces of Bishop's Children. Mid-height, and blends extremely well into borders. However, be warned that a colour eruption may occur! Spectacular in bedding and containers, and as a cut flower.Height: 60-75cm (24-30 inches). Planting distance 12-18 inches.
More info
    • 1 packet (50 seeds)

    • Despatch: By end of April 2014
    •  
    • £2.99

Dahlia variabilis 'Giant Hybrids Mixed'

 Customer Rating

Huge flowered, double, semi-double and a few singles of the best cut flower varieties. Height: 90-150cm (3-5ft).

More info
    • 1 packet (40 seeds)

    • Despatch: By end of April 2014
    •  
    • £2.99

Nasturtium 'Whirlybird Mixed'

Tropaeolum majus, Indian Cress

Low mounds covered with a mass of bloom. The semi-double flowers are carried well above the foliage and face upwards so all are visible. Mixture of cherry, rose, gold, mahogany, orange, scarlet, tangerine and cream. Ideal for bedding, borders, tubs, containers etc. Flowers can be cut for unusual floral decorations.

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

More info
    • 1 packet (25 seeds)

    • Despatch: By end of June 2014
    •  
    • £1.99

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 seeds)

    • Despatch: By end of April 2014
    •  
    • £2.99