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 29 products.
 

Cucamelon 'Melothria'

Melothria scabra, Mexican gherkhin, Mouse Melon

  • This year's must-have, decorative, fruiting climber, ideal for planters

If you want to be on trend in the kitchen and in the garden, join top chefs and celeb gardeners by putting the unusual fruits of cucamelon on your menu this season. This easy to grow fruiting climber performs strongly on a sunny patio or border and even better in the greenhouse, producing heavy crops of mini melon fruits tasting of cucumber with a twist of lime! Eat the grape-sized fruits fresh from the vine all through summer, but do try to save some for salads, salsas and pickles!


The vigorous decorative foliage makes this lush climber truly dual purpose - grow this trendy patio fruit on an ornate obelisk and make it a talking point feature of your summer garden. For maximum fruit production, stop main stems at 2.4m (8ft) and trim back all side shoots to 45cm (18"). Height: 2.4m (8ft). Spread: 50cm (20").
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    • 1 packet (25 cucamelon seeds)

    • Despatch: Within 1 days
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    • £1.99

Marigold 'Golden Gate'

Tagetes patula, French Marigold

Fully double, large 3in African-type flower heads on dwarf plants. Its striking mahogany blooms, edged with gold, are prolific and early flowering. Height: 15-25cm (6-10in).

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

More info
    • 1 packet (60 marigold seeds)

    • Despatch: Within 1 days
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    • £2.89 £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
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    • £2.69

Petunia grandiflora 'Limoncello' F1 Hybrid

The best ever yellow Petunia! Bushy, compact and free-flowering, with large wavy blooms in an attractive two tone creamy-yellow bicolour, resembling the delicious Italian liqueur. Adds a zest of lemon to borders or containers. Prefers a light, well drained soil in full sun. Height 20-25cm (8-10 inches). 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 (40 petunia seeds)

    • Despatch: Within 1 days
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    • £2.99

Marigold 'Striped Marvel'

Tagetes patula, French Marigold

Raised by a Scottish T&M customer. We are delighted to introduce such a refreshing break in colour. Each petal is evenly divided by a red and yellow stripe and this produces a thoroughly eye-catching effect. The bushy, uniform plants produce masses of flowers, excellent for bedding and particularly good for cutting, lasting well in water. Occasional all yellow bloom produced through climate stress. Height: 60-75cm (24-30in).

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

More info
    • 1 packet (100 marigold seeds)

    • Despatch: Within 1 days
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    • £1.99 £0.99

Sunflower 'Tanja' F1 Hybrid

Helianthus annuus

The highest quality sunflowers! Sunflower 'Tanja' F1 Hybrid is ready to flower within just 12 weeks of sowing, it can be sown directly outdoors too! A premium cut flower and the plants make many side branches, so you'll have an endless supply, or cut the whole plant for an impressive one stem bouquet in the vase. A 'tree-like' habit makes this dwarf sunflower is unlike any other variety we offer - we think you'll agree this is the perfect option for the border and the vase. Height: 100cm (33"). Spread 45cm (18").
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    • 1 packet (10 sunflower seeds)

    • Despatch: Within 1 days
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    • £2.49

Marigold 'La Bamba'

Tagetes patula, French Marigold

 Customer Rating

A new tall single flowered French Marigold from T&M's breeding. Featuring neat lemon yellow petals with a discreet orange striping, this special gem echoes relaxed, warm, airy summer days. A valuable addition to your summer bedding.

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

More info
    • 1 packet (100 marigold seeds)

    • Despatch: Within 1 days
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    • £0.99

Marigold 'Lemon Gem'

Tagetes tenuifolia, Signet Marigold

 Customer Rating

An extremely neat version of this popular half hardy annual, making it ideal as an edging to pathway or lawn. It grows well even in an adverse summer with the mounded plants smothered in blooms from the end of June onwards. Flowers early summer to first frosts. Height 23cm (9in).

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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    • £2.69

Osteospermum 'African Sun'

Dimorphotheca sinuata, African Daisy, Star of the Veldt, Dimorphotheca aurantiaca

Bushy, free-flowering plants, like a radiant sun with eye-catching golden yellow and vibrant orange bicoloured blooms. Stunning n containers as well as hot, dry borders, attracting bees and butterflies. Height: 30-45cm (12-18 inches).

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    • 1 packet (80 osteospermum seeds)

    • Despatch: Within 1 days
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    • £0.99

Marigold 'Boy O' Boy Yellow'

Tagetes patula, French Marigold

A counterpart to Boy O' Boy Orange with large bright yellow, double crested flowers which are produced prolifically from early June until frosts. A petite bright and cheerful variety very suited for windowboxes and the front of the border as well as bedding, tubs etc. Flowers all summer.

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

More info
    • 1 packet (115 marigold seeds)

    • Despatch: Within 1 days
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    • £2.29

Marigold 'Sunspot Mixed'

Tagetes erecta, African Marigold

All the quality of an F1 Hybrid marigold packed into an open pollinated variety. That means real value for money! Dwarf, compact plants have good sized flower heads of orange, light yellow and gold and begin blooming much earlier than other varieties of this kind. More info
    • 1 packet (100 marigold seeds)

    • Despatch: Within 1 days
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    • £2.99

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
    •  
    • £1.99