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 34 products.
 

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 petunia seeds)

    • Despatch: Within 1 days
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    • £0.99

Marigold 'Paprika'

Tagetes tenuifolia, Signet Marigold

Masses of small red, daisy-like flowers with a golden centre smother Marigold 'Paprika' all summer long. This pretty Signet marigold has a neatmound forming habit with finely cut, citrus scented foliage that smells fabulous as you brush past it. This pretty annual makes a vibrant addition to cottage garden borders, beds and containers for a colourful, long lasting display. Height and spread: 25cm (10").

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

More info
    • 1 packet (300 marigold seeds)

    • Despatch: Within 1 days
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    • £1.99

Phlox drummondii 'Dwarf Beauty Mixed'

Annual Phlox

A beautiful annual which blooms throughout a long summer season. It produces large solid heads of bright rich colours on dwarf bushy plants. Admirable for filling out summer beds sowing in drifts etc, and the flowers are splendid for cutting. Autumn sown plants make fine spring flowering pot plants for the cool greenhouse. Flowers early summer to autumn. More info
    • 1 packet (200 phlox seeds)

    • Despatch: Within 1 days
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    • £2.49

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 lobelia seeds)

    • Despatch: Within 1 days
    • HALF PRICE  
    • £2.69 £1.34

Lobelia erinus 'Blue Cascade'

 Customer Rating
Freely branching plants are covered in myriads of bloom to create clouds of true blue lobelia flowers with a small white eye. Unsurpassable among trailing lobelias, 'Blue Cascade' 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. Height: 15cm (6"). Spread: 25cm (10").
More info
    • 1 packet (1500 lobelia seeds)

    • Despatch: Within 1 days
    •  
    • £2.19

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
    •  
    • £0.99

Marigold 'Durango Bee' F1 Hybrid

Tagetes patula, French Marigold

A luxuriant variety with intense, rich, orange and yellow anemone-like flower heads, borne on branching, uniform plants. Exceptionally early flowering with outstanding garden performance. Height: 20-25cm (8-10in).

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

More info
    • 1 packet (40 marigold seeds)

    • Despatch: Within 1 days
    •  
    • £2.69

Lobelia erinus 'White Cascade'

Freely branching plants are covered in myriads of bloom to create clouds of dazzling ice white lobelia flowers. Exquisite trailing Lobelia 'White Cascade' makes an outstanding display when massed in containers, flower Pouches® and window-boxes. An easy to grow annual that is deservedly popular for its versatility and long flowering period. Height: 15cm (6"). Spread: 25cm (10"). More info
    • 1 packet (1750 lobelia seeds)

    • Despatch: Within 1 days
    •  
    • £2.19

Gazania splendens 'New Day Mix' F1 Hybrid

Treasure Flower

A sensational blend of vibrant Gazania, bringing together all forms of colours and stripes in one fabulous mix. The short stems support large, wide blooms that open quickly and remain open for longer. Gazania splendens 'New Day Mix' are ideal for adding long lasting colour to summer bedding schemes and patio containers. These versatile plants will even tolerate windy coastal positions. Height and spread: 25cm (10"). More info
    • 1 packet (20 gazania seeds)

    • Despatch: Within 1 days
    •  
    • £3.49

Lobelia erinus 'Blue Splash'

Masses of white flowers splashed with marine blue to give an intriguing and unusual effect. Flowering up to 4 weeks earlier than many trailing lobelia varieties, 'Blue Splash' makes a sparkling addition to beds, containers, flower Pouches® and window-boxes. An easy to grow annual that is deservedly popular for its versatility and long flowering period. Height: 15cm (6"). Spread: 25cm (10"). More info
    • 1 packet (1000 lobelia seeds)

    • Despatch: Within 1 days
    •  
    • £1.49

Nemesia cheiranthus 'Shooting Stars'

Extravagant and exotic flowers in dazzling yellow and white, to illuminate your borders and containers. Just as shooting stars are a wonder of nature, so too is this exciting new Nemesia with its branching habit and delightful coconut fragrance. Flowers over a long period, throughout the summer into autumn. More info
    • 1 packet (80 nemesia seeds)

    • Despatch: Within 1 days
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    • £2.89

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
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    • £3.39