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 323 products.
 

Dahlia variabilis 'Redskin'

Very double, compact free-flowering with maroon to bronze-green foliage. A particularly good combination with marigolds. Height: 30-38cm (12-15in).
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    • 1 packet (30 seeds)

    • Despatch: Within 1 days
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    • £0.99

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.
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    • 1 packet (200 seeds)

    • Despatch: Within 1 days
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    • £2.59

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 seeds)

    • Despatch: Within 1 days
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    • £0.99

Marigold 'Durango Bolero' F1 Hybrid

Tagetes patula, French Marigold

Wonderful anemone-like flowers on uniform, basal branching plants, early flowering with exceptional garden performance all summer. Height: 20-25cm (8-10in).

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

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    • 1 packet (30 seeds)

    • Despatch: Within 1 days
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    • £2.69

Dahlia variabilis 'Fireworks Mixed'

After over 10 years T&M's flower breeders have successfully bred the first ever striped mixture of Dahlias from seed! Spectacular dwarf free-flowering bushy plants with uniquely striped blooms which erupt into a wide range of bright and vibrant colours. Sure to create a dazzling display in borders or containers. Occasionally a solid coloured bloom may also appear. Height: 40cm (16in).
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    • 1 packet (75 seeds)

    • Despatch: Within 1 days
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    • £2.89

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 seeds)

    • Despatch: Within 1 days
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    • £0.99

Dahlia variabilis 'Sunny Reggae'

  • Colour combo like no other!
From reds through apricots and oranges, Dahlia 'Sunny Reggae' boasts a colour combination like no other! Exquisite semi-double flowers each have their own unique character, some with collars of small cream petals at their centre, others with blushed petals in contrasting colours. Free-flowering from July to October, these warm Dahlia flowers are highly attractive to bees and other pollinating insects. Bushy and compact, grow dwarf Dahlias in beds, borders or containers for a long and colourful summer display. Height: 50cm (20"). Spread: 40cm (16").
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    • 1 packet (40 seeds)

    • Despatch: Within 1 days
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    • £2.79

Petunia milliflora 'Fantasy' F1 Hybrid

Petunia "Fantasy" has a habit which is not just a miniature but also compact. In fact they are 36 per cent the size of normal multiflora types and it means that plants don't become straggly and untidy but remain neat and uniform. This beautiful formulated mixture comes in a wide range of colours. They are highly floriferous with outstanding garden performance in most conditions and look a real knock-out in containers, baskets and border edging. 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 (75 seeds)

    • Despatch: Within 1 days
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    • £0.99

Petunia x hybrida 'Chiffon Morn'

A 1995 All America Selections Bedding Plant Award Winner. An excellent variety, with large, early blooming flowers, which are rain resistant and a delightful soft candy pink. Chiffon Morn provides attractive, low and compact mounds of flower right through the season whatever the weather. Flowers summer. 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.
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    • 1 packet (80 seeds)

    • Despatch: Within 1 days
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    • £3.89

Nicotiana x sanderae 'Perfume Deep Purple' F1 Hybrid

Tobacco Plant

 Customer Rating
This fashionable deep-purple color adds a touch of class to summer displays when planted en-masse in borders. Ideal for container plantings, as well as filling the evening air with its delicate perfume.
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    • 1 packet (50 seeds)

    • Despatch: Within 1 days
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    • £2.69

Rudbeckia x hirta hybrida 'Cherokee Sunset'®

Coneflower, Black-eyed Susan

As a result of over 10 years breeding and selection by T&Ms flower breeders, Rudbeckia Cherokee Sunset® was born. Never before has there been such a spectacular range of colours of fully double to semi-double Rudbeckia, with large 3-4in blooms. Shades of golden yellow, orange, bronze and mahogany make up this stunning blend that resembles the attractive colour spectrum of an Indian Sunset. Vigorous, free branching plants, with strong stems, which flower over a long period from mid summer to early autumn. Cherokee Sunset® is outstanding for adding height, colour and interest to beds, borders and large containers. Also makes an impressive cut flower. T&M are proud to be the first UK packet seed company to have an All American Selection Winning variety from its own breeding programme. This prestigious award is presented to varieties that have outstanding garden performance, quality blooms, a unique colour range and that show a significant improvement over existing varieties of the species.
More info
    • 1 packet (50 seeds)

    • Despatch: Within 1 days
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    • £3.69

Aster 'Spider Chrysanthemum Mixed'

Callistephus chinensis, China Aster

An exclusive blend of Asters, with stunning blooms resembling a Spider Chrysanthemum in a dazzling mixture of colours. Excellent planted en masse in borders or used as a cut flower. More info
    • 1 packet (200 seeds)

    • Despatch: Within 1 days
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    • £2.89